File: | xlators/features/locks/src/posix.c |
Location: | line 883, column 9 |
Description: | Value stored to 'op_ret' is never read |
1 | /* |
2 | Copyright (c) 2006-2012 Red Hat, Inc. <http://www.redhat.com> |
3 | This file is part of GlusterFS. |
4 | |
5 | This file is licensed to you under your choice of the GNU Lesser |
6 | General Public License, version 3 or any later version (LGPLv3 or |
7 | later), or the GNU General Public License, version 2 (GPLv2), in all |
8 | cases as published by the Free Software Foundation. |
9 | */ |
10 | #include <unistd.h> |
11 | #include <fcntl.h> |
12 | #include <limits.h> |
13 | #include <pthread.h> |
14 | |
15 | #ifndef _CONFIG_H |
16 | #define _CONFIG_H |
17 | #include "config.h" |
18 | #endif |
19 | |
20 | #include "glusterfs.h" |
21 | #include "compat.h" |
22 | #include "xlator.h" |
23 | #include "inode.h" |
24 | #include "logging.h" |
25 | #include "common-utils.h" |
26 | |
27 | #include "locks.h" |
28 | #include "common.h" |
29 | #include "statedump.h" |
30 | #include "clear.h" |
31 | #include "defaults.h" |
32 | #include "syncop.h" |
33 | |
34 | #ifndef LLONG_MAX9223372036854775807LL |
35 | #define LLONG_MAX9223372036854775807LL LONG_LONG_MAX9223372036854775807LL /* compat with old gcc */ |
36 | #endif /* LLONG_MAX */ |
37 | |
38 | /* Forward declarations */ |
39 | |
40 | |
41 | void do_blocked_rw (pl_inode_t *); |
42 | static int __rw_allowable (pl_inode_t *, posix_lock_t *, glusterfs_fop_t); |
43 | static int format_brickname(char *); |
44 | int pl_lockinfo_get_brickname (xlator_t *, inode_t *, int32_t *); |
45 | static int fetch_pathinfo(xlator_t *, inode_t *, int32_t *, char **); |
46 | |
47 | static pl_fdctx_t * |
48 | pl_new_fdctx () |
49 | { |
50 | pl_fdctx_t *fdctx = NULL((void*)0); |
51 | |
52 | fdctx = GF_CALLOC (1, sizeof (*fdctx),__gf_calloc (1, sizeof (*fdctx), gf_locks_mt_pl_fdctx_t) |
53 | gf_locks_mt_pl_fdctx_t)__gf_calloc (1, sizeof (*fdctx), gf_locks_mt_pl_fdctx_t); |
54 | GF_VALIDATE_OR_GOTO (POSIX_LOCKS, fdctx, out)do { if (!fdctx) { (*__errno_location ()) = 22; do { do { if ( 0) printf ("invalid argument: " "fdctx"); } while (0); _gf_log_callingfn ("posix-locks", "posix.c", __FUNCTION__, 54, GF_LOG_ERROR, "invalid argument: " "fdctx"); } while (0); goto out; } } while (0); |
55 | |
56 | INIT_LIST_HEAD (&fdctx->locks_list)do { (&fdctx->locks_list)->next = (&fdctx->locks_list )->prev = &fdctx->locks_list; } while (0); |
57 | |
58 | out: |
59 | return fdctx; |
60 | } |
61 | |
62 | static pl_fdctx_t * |
63 | pl_check_n_create_fdctx (xlator_t *this, fd_t *fd) |
64 | { |
65 | int ret = 0; |
66 | uint64_t tmp = 0; |
67 | pl_fdctx_t *fdctx = NULL((void*)0); |
68 | |
69 | GF_VALIDATE_OR_GOTO (POSIX_LOCKS, this, out)do { if (!this) { (*__errno_location ()) = 22; do { do { if ( 0) printf ("invalid argument: " "this"); } while (0); _gf_log_callingfn ("posix-locks", "posix.c", __FUNCTION__, 69, GF_LOG_ERROR, "invalid argument: " "this"); } while (0); goto out; } } while (0); |
70 | GF_VALIDATE_OR_GOTO (this->name, fd, out)do { if (!fd) { (*__errno_location ()) = 22; do { do { if (0) printf ("invalid argument: " "fd"); } while (0); _gf_log_callingfn (this->name, "posix.c", __FUNCTION__, 70, GF_LOG_ERROR, "invalid argument: " "fd"); } while (0); goto out; } } while (0); |
71 | |
72 | LOCK (&fd->lock)pthread_spin_lock (&fd->lock); |
73 | { |
74 | ret = __fd_ctx_get (fd, this, &tmp); |
75 | if ((ret != 0) || (tmp == 0)) { |
76 | fdctx = pl_new_fdctx (); |
77 | if (fdctx == NULL((void*)0)) { |
78 | goto unlock; |
79 | } |
80 | } |
81 | |
82 | ret = __fd_ctx_set (fd, this, (uint64_t)(long)fdctx); |
83 | if (ret != 0) { |
84 | GF_FREE (fdctx)__gf_free (fdctx); |
85 | fdctx = NULL((void*)0); |
86 | gf_log (this->name, GF_LOG_DEBUG,do { do { if (0) printf ("failed to set fd ctx"); } while (0) ; _gf_log (this->name, "posix.c", __FUNCTION__, 87, GF_LOG_DEBUG , "failed to set fd ctx"); } while (0) |
87 | "failed to set fd ctx")do { do { if (0) printf ("failed to set fd ctx"); } while (0) ; _gf_log (this->name, "posix.c", __FUNCTION__, 87, GF_LOG_DEBUG , "failed to set fd ctx"); } while (0); |
88 | } |
89 | } |
90 | unlock: |
91 | UNLOCK (&fd->lock)pthread_spin_unlock (&fd->lock); |
92 | |
93 | out: |
94 | return fdctx; |
95 | } |
96 | |
97 | int |
98 | pl_truncate_cbk (call_frame_t *frame, void *cookie, xlator_t *this, |
99 | int32_t op_ret, int32_t op_errno, struct iatt *prebuf, |
100 | struct iatt *postbuf, dict_t *xdata) |
101 | { |
102 | pl_local_t *local = NULL((void*)0); |
103 | |
104 | local = frame->local; |
105 | |
106 | if (local->op == TRUNCATE) |
107 | loc_wipe (&local->loc); |
108 | |
109 | if (local->xdata) |
110 | dict_unref (local->xdata); |
111 | if (local->fd) |
112 | fd_unref (local->fd); |
113 | |
114 | STACK_UNWIND_STRICT (truncate, frame, op_ret, op_errno,do { fop_truncate_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 115, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_truncate_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame-> root->stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, prebuf, postbuf, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
115 | prebuf, postbuf, xdata)do { fop_truncate_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 115, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_truncate_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame-> root->stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, prebuf, postbuf, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
116 | return 0; |
117 | } |
118 | |
119 | |
120 | static int |
121 | truncate_allowed (pl_inode_t *pl_inode, |
122 | void *transport, pid_t client_pid, |
123 | gf_lkowner_t *owner, off_t offset) |
124 | { |
125 | posix_lock_t *l = NULL((void*)0); |
126 | posix_lock_t region = {.list = {0, }, }; |
127 | int ret = 1; |
128 | |
129 | region.fl_start = offset; |
130 | region.fl_end = LLONG_MAX9223372036854775807LL; |
131 | region.transport = transport; |
132 | region.client_pid = client_pid; |
133 | region.owner = *owner; |
134 | |
135 | pthread_mutex_lock (&pl_inode->mutex); |
136 | { |
137 | list_for_each_entry (l, &pl_inode->ext_list, list)for (l = ((typeof(*l) *)((char *)((&pl_inode->ext_list )->next)-(unsigned long)(&((typeof(*l) *)0)->list)) ); &l->list != (&pl_inode->ext_list); l = ((typeof (*l) *)((char *)(l->list.next)-(unsigned long)(&((typeof (*l) *)0)->list)))) { |
138 | if (!l->blocked |
139 | && locks_overlap (®ion, l) |
140 | && !same_owner (®ion, l)) { |
141 | ret = 0; |
142 | gf_log (POSIX_LOCKS, GF_LOG_TRACE, "Truncate "do { do { if (0) printf ("Truncate " "allowed"); } while (0); _gf_log ("posix-locks", "posix.c", __FUNCTION__, 143, GF_LOG_TRACE , "Truncate " "allowed"); } while (0) |
143 | "allowed")do { do { if (0) printf ("Truncate " "allowed"); } while (0); _gf_log ("posix-locks", "posix.c", __FUNCTION__, 143, GF_LOG_TRACE , "Truncate " "allowed"); } while (0); |
144 | break; |
145 | } |
146 | } |
147 | } |
148 | pthread_mutex_unlock (&pl_inode->mutex); |
149 | |
150 | return ret; |
151 | } |
152 | |
153 | |
154 | static int |
155 | truncate_stat_cbk (call_frame_t *frame, void *cookie, xlator_t *this, |
156 | int32_t op_ret, int32_t op_errno, struct iatt *buf, |
157 | dict_t *xdata) |
158 | { |
159 | posix_locks_private_t *priv = NULL((void*)0); |
160 | pl_local_t *local = NULL((void*)0); |
161 | inode_t *inode = NULL((void*)0); |
162 | pl_inode_t *pl_inode = NULL((void*)0); |
163 | |
164 | |
165 | priv = this->private; |
166 | local = frame->local; |
167 | |
168 | if (op_ret != 0) { |
169 | gf_log (this->name, GF_LOG_ERROR,do { do { if (0) printf ("got error (errno=%d, stderror=%s) from child" , op_errno, strerror (op_errno)); } while (0); _gf_log (this-> name, "posix.c", __FUNCTION__, 171, GF_LOG_ERROR, "got error (errno=%d, stderror=%s) from child" , op_errno, strerror (op_errno)); } while (0) |
170 | "got error (errno=%d, stderror=%s) from child",do { do { if (0) printf ("got error (errno=%d, stderror=%s) from child" , op_errno, strerror (op_errno)); } while (0); _gf_log (this-> name, "posix.c", __FUNCTION__, 171, GF_LOG_ERROR, "got error (errno=%d, stderror=%s) from child" , op_errno, strerror (op_errno)); } while (0) |
171 | op_errno, strerror (op_errno))do { do { if (0) printf ("got error (errno=%d, stderror=%s) from child" , op_errno, strerror (op_errno)); } while (0); _gf_log (this-> name, "posix.c", __FUNCTION__, 171, GF_LOG_ERROR, "got error (errno=%d, stderror=%s) from child" , op_errno, strerror (op_errno)); } while (0); |
172 | goto unwind; |
173 | } |
174 | |
175 | if (local->op == TRUNCATE) |
176 | inode = local->loc.inode; |
177 | else |
178 | inode = local->fd->inode; |
179 | |
180 | pl_inode = pl_inode_get (this, inode); |
181 | if (!pl_inode) { |
182 | op_ret = -1; |
183 | op_errno = ENOMEM12; |
184 | goto unwind; |
185 | } |
186 | |
187 | if (priv->mandatory |
188 | && pl_inode->mandatory |
189 | && !truncate_allowed (pl_inode, frame->root->trans, |
190 | frame->root->pid, &frame->root->lk_owner, |
191 | local->offset)) { |
192 | op_ret = -1; |
193 | op_errno = EAGAIN11; |
194 | goto unwind; |
195 | } |
196 | |
197 | switch (local->op) { |
198 | case TRUNCATE: |
199 | STACK_WIND (frame, pl_truncate_cbk, FIRST_CHILD (this),do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 201, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->truncate_cbk) tmp_cbk = pl_truncate_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->truncate" ; _new->unwind_to = "pl_truncate_cbk"; pthread_spin_init ( &_new->lock, 0); pthread_spin_lock (&frame->root ->stack_lock); { _new->next = frame->root->frames .next; _new->prev = &frame->root->frames; if (frame ->root->frames.next) frame->root->frames.next-> prev = _new; frame->root->frames.next = _new; frame-> ref_count++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->truncate); (this->children->xlator )->fops->truncate (_new, (this->children->xlator) , &local->loc, local->offset, local->xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
200 | FIRST_CHILD (this)->fops->truncate,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 201, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->truncate_cbk) tmp_cbk = pl_truncate_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->truncate" ; _new->unwind_to = "pl_truncate_cbk"; pthread_spin_init ( &_new->lock, 0); pthread_spin_lock (&frame->root ->stack_lock); { _new->next = frame->root->frames .next; _new->prev = &frame->root->frames; if (frame ->root->frames.next) frame->root->frames.next-> prev = _new; frame->root->frames.next = _new; frame-> ref_count++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->truncate); (this->children->xlator )->fops->truncate (_new, (this->children->xlator) , &local->loc, local->offset, local->xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
201 | &local->loc, local->offset, local->xdata)do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 201, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->truncate_cbk) tmp_cbk = pl_truncate_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->truncate" ; _new->unwind_to = "pl_truncate_cbk"; pthread_spin_init ( &_new->lock, 0); pthread_spin_lock (&frame->root ->stack_lock); { _new->next = frame->root->frames .next; _new->prev = &frame->root->frames; if (frame ->root->frames.next) frame->root->frames.next-> prev = _new; frame->root->frames.next = _new; frame-> ref_count++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->truncate); (this->children->xlator )->fops->truncate (_new, (this->children->xlator) , &local->loc, local->offset, local->xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
202 | break; |
203 | case FTRUNCATE: |
204 | STACK_WIND (frame, pl_truncate_cbk, FIRST_CHILD (this),do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 206, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->ftruncate_cbk) tmp_cbk = pl_truncate_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->ftruncate" ; _new->unwind_to = "pl_truncate_cbk"; pthread_spin_init ( &_new->lock, 0); pthread_spin_lock (&frame->root ->stack_lock); { _new->next = frame->root->frames .next; _new->prev = &frame->root->frames; if (frame ->root->frames.next) frame->root->frames.next-> prev = _new; frame->root->frames.next = _new; frame-> ref_count++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->ftruncate); (this->children-> xlator)->fops->ftruncate (_new, (this->children-> xlator), local->fd, local->offset, local->xdata); (* __glusterfs_this_location()) = old_THIS; } while (0) |
205 | FIRST_CHILD (this)->fops->ftruncate,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 206, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->ftruncate_cbk) tmp_cbk = pl_truncate_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->ftruncate" ; _new->unwind_to = "pl_truncate_cbk"; pthread_spin_init ( &_new->lock, 0); pthread_spin_lock (&frame->root ->stack_lock); { _new->next = frame->root->frames .next; _new->prev = &frame->root->frames; if (frame ->root->frames.next) frame->root->frames.next-> prev = _new; frame->root->frames.next = _new; frame-> ref_count++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->ftruncate); (this->children-> xlator)->fops->ftruncate (_new, (this->children-> xlator), local->fd, local->offset, local->xdata); (* __glusterfs_this_location()) = old_THIS; } while (0) |
206 | local->fd, local->offset, local->xdata)do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 206, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->ftruncate_cbk) tmp_cbk = pl_truncate_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->ftruncate" ; _new->unwind_to = "pl_truncate_cbk"; pthread_spin_init ( &_new->lock, 0); pthread_spin_lock (&frame->root ->stack_lock); { _new->next = frame->root->frames .next; _new->prev = &frame->root->frames; if (frame ->root->frames.next) frame->root->frames.next-> prev = _new; frame->root->frames.next = _new; frame-> ref_count++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->ftruncate); (this->children-> xlator)->fops->ftruncate (_new, (this->children-> xlator), local->fd, local->offset, local->xdata); (* __glusterfs_this_location()) = old_THIS; } while (0); |
207 | break; |
208 | } |
209 | |
210 | return 0; |
211 | |
212 | unwind: |
213 | gf_log (this->name, GF_LOG_ERROR, "truncate failed with ret: %d, "do { do { if (0) printf ("truncate failed with ret: %d, " "error: %s" , op_ret, strerror (op_errno)); } while (0); _gf_log (this-> name, "posix.c", __FUNCTION__, 214, GF_LOG_ERROR, "truncate failed with ret: %d, " "error: %s", op_ret, strerror (op_errno)); } while (0) |
214 | "error: %s", op_ret, strerror (op_errno))do { do { if (0) printf ("truncate failed with ret: %d, " "error: %s" , op_ret, strerror (op_errno)); } while (0); _gf_log (this-> name, "posix.c", __FUNCTION__, 214, GF_LOG_ERROR, "truncate failed with ret: %d, " "error: %s", op_ret, strerror (op_errno)); } while (0); |
215 | if (local->op == TRUNCATE) |
216 | loc_wipe (&local->loc); |
217 | if (local->xdata) |
218 | dict_unref (local->xdata); |
219 | if (local->fd) |
220 | fd_unref (local->fd); |
221 | |
222 | STACK_UNWIND_STRICT (truncate, frame, op_ret, op_errno, buf, NULL, xdata)do { fop_truncate_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 222, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_truncate_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame-> root->stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, buf, ((void*)0), xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
223 | return 0; |
224 | } |
225 | |
226 | |
227 | int |
228 | pl_truncate (call_frame_t *frame, xlator_t *this, |
229 | loc_t *loc, off_t offset, dict_t *xdata) |
230 | { |
231 | pl_local_t *local = NULL((void*)0); |
232 | |
233 | local = mem_get0 (this->local_pool); |
234 | GF_VALIDATE_OR_GOTO (this->name, local, unwind)do { if (!local) { (*__errno_location ()) = 22; do { do { if ( 0) printf ("invalid argument: " "local"); } while (0); _gf_log_callingfn (this->name, "posix.c", __FUNCTION__, 234, GF_LOG_ERROR, "invalid argument: " "local"); } while (0); goto unwind; } } while (0); |
235 | |
236 | local->op = TRUNCATE; |
237 | local->offset = offset; |
238 | loc_copy (&local->loc, loc); |
239 | if (xdata) |
240 | local->xdata = dict_ref (xdata); |
241 | |
242 | frame->local = local; |
243 | |
244 | STACK_WIND (frame, truncate_stat_cbk, FIRST_CHILD (this),do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 245, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->stat_cbk) tmp_cbk = truncate_stat_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->stat"; _new ->unwind_to = "truncate_stat_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->stat); (this->children->xlator )->fops->stat (_new, (this->children->xlator), loc , ((void*)0)); (*__glusterfs_this_location()) = old_THIS; } while (0) |
245 | FIRST_CHILD (this)->fops->stat, loc, NULL)do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 245, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->stat_cbk) tmp_cbk = truncate_stat_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->stat"; _new ->unwind_to = "truncate_stat_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->stat); (this->children->xlator )->fops->stat (_new, (this->children->xlator), loc , ((void*)0)); (*__glusterfs_this_location()) = old_THIS; } while (0); |
246 | |
247 | return 0; |
248 | |
249 | unwind: |
250 | gf_log (this->name, GF_LOG_ERROR, "truncate for %s failed with ret: %d, "do { do { if (0) printf ("truncate for %s failed with ret: %d, " "error: %s", loc->path, -1, strerror (12)); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 251, GF_LOG_ERROR, "truncate for %s failed with ret: %d, " "error: %s", loc->path, -1, strerror (12)); } while (0) |
251 | "error: %s", loc->path, -1, strerror (ENOMEM))do { do { if (0) printf ("truncate for %s failed with ret: %d, " "error: %s", loc->path, -1, strerror (12)); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 251, GF_LOG_ERROR, "truncate for %s failed with ret: %d, " "error: %s", loc->path, -1, strerror (12)); } while (0); |
252 | STACK_UNWIND_STRICT (truncate, frame, -1, ENOMEM, NULL, NULL, NULL)do { fop_truncate_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 252, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_truncate_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame-> root->stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, -1 , 12, ((void*)0), ((void*)0), ((void*)0)); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
253 | |
254 | return 0; |
255 | } |
256 | |
257 | |
258 | int |
259 | pl_ftruncate (call_frame_t *frame, xlator_t *this, |
260 | fd_t *fd, off_t offset, dict_t *xdata) |
261 | { |
262 | pl_local_t *local = NULL((void*)0); |
263 | |
264 | local = mem_get0 (this->local_pool); |
265 | GF_VALIDATE_OR_GOTO (this->name, local, unwind)do { if (!local) { (*__errno_location ()) = 22; do { do { if ( 0) printf ("invalid argument: " "local"); } while (0); _gf_log_callingfn (this->name, "posix.c", __FUNCTION__, 265, GF_LOG_ERROR, "invalid argument: " "local"); } while (0); goto unwind; } } while (0); |
266 | |
267 | local->op = FTRUNCATE; |
268 | local->offset = offset; |
269 | local->fd = fd_ref (fd); |
270 | if (xdata) |
271 | local->xdata = dict_ref (xdata); |
272 | |
273 | frame->local = local; |
274 | |
275 | STACK_WIND (frame, truncate_stat_cbk, FIRST_CHILD(this),do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 276, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->fstat_cbk) tmp_cbk = truncate_stat_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->fstat"; _new ->unwind_to = "truncate_stat_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->fstat); (this->children->xlator )->fops->fstat (_new, (this->children->xlator), fd , xdata); (*__glusterfs_this_location()) = old_THIS; } while ( 0) |
276 | FIRST_CHILD(this)->fops->fstat, fd, xdata)do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 276, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->fstat_cbk) tmp_cbk = truncate_stat_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->fstat"; _new ->unwind_to = "truncate_stat_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->fstat); (this->children->xlator )->fops->fstat (_new, (this->children->xlator), fd , xdata); (*__glusterfs_this_location()) = old_THIS; } while ( 0); |
277 | return 0; |
278 | |
279 | unwind: |
280 | gf_log (this->name, GF_LOG_ERROR, "ftruncate failed with ret: %d, "do { do { if (0) printf ("ftruncate failed with ret: %d, " "error: %s" , -1, strerror (12)); } while (0); _gf_log (this->name, "posix.c" , __FUNCTION__, 281, GF_LOG_ERROR, "ftruncate failed with ret: %d, " "error: %s", -1, strerror (12)); } while (0) |
281 | "error: %s", -1, strerror (ENOMEM))do { do { if (0) printf ("ftruncate failed with ret: %d, " "error: %s" , -1, strerror (12)); } while (0); _gf_log (this->name, "posix.c" , __FUNCTION__, 281, GF_LOG_ERROR, "ftruncate failed with ret: %d, " "error: %s", -1, strerror (12)); } while (0); |
282 | STACK_UNWIND_STRICT (ftruncate, frame, -1, ENOMEM, NULL, NULL, NULL)do { fop_ftruncate_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 282, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_ftruncate_cbk_t )frame->ret ; _parent = frame->parent; pthread_spin_lock (&frame-> root->stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, -1 , 12, ((void*)0), ((void*)0), ((void*)0)); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
283 | |
284 | return 0; |
285 | } |
286 | |
287 | int |
288 | pl_locks_by_fd (pl_inode_t *pl_inode, fd_t *fd) |
289 | { |
290 | posix_lock_t *l = NULL((void*)0); |
291 | int found = 0; |
292 | |
293 | pthread_mutex_lock (&pl_inode->mutex); |
294 | { |
295 | |
296 | list_for_each_entry (l, &pl_inode->ext_list, list)for (l = ((typeof(*l) *)((char *)((&pl_inode->ext_list )->next)-(unsigned long)(&((typeof(*l) *)0)->list)) ); &l->list != (&pl_inode->ext_list); l = ((typeof (*l) *)((char *)(l->list.next)-(unsigned long)(&((typeof (*l) *)0)->list)))) { |
297 | if ((l->fd_num == fd_to_fdnum(fd))) { |
298 | found = 1; |
299 | break; |
300 | } |
301 | } |
302 | |
303 | } |
304 | pthread_mutex_unlock (&pl_inode->mutex); |
305 | return found; |
306 | } |
307 | |
308 | static void |
309 | delete_locks_of_fd (xlator_t *this, pl_inode_t *pl_inode, fd_t *fd) |
310 | { |
311 | posix_lock_t *tmp = NULL((void*)0); |
312 | posix_lock_t *l = NULL((void*)0); |
313 | |
314 | struct list_head blocked_list; |
315 | |
316 | INIT_LIST_HEAD (&blocked_list)do { (&blocked_list)->next = (&blocked_list)->prev = &blocked_list; } while (0); |
317 | |
318 | pthread_mutex_lock (&pl_inode->mutex); |
319 | { |
320 | |
321 | list_for_each_entry_safe (l, tmp, &pl_inode->ext_list, list)for (l = ((typeof(*l) *)((char *)((&pl_inode->ext_list )->next)-(unsigned long)(&((typeof(*l) *)0)->list)) ), tmp = ((typeof(*l) *)((char *)(l->list.next)-(unsigned long )(&((typeof(*l) *)0)->list))); &l->list != (& pl_inode->ext_list); l = tmp, tmp = ((typeof(*tmp) *)((char *)(tmp->list.next)-(unsigned long)(&((typeof(*tmp) *) 0)->list)))) { |
322 | if ((l->fd_num == fd_to_fdnum(fd))) { |
323 | if (l->blocked) { |
324 | list_move_tail (&l->list, &blocked_list); |
325 | continue; |
326 | } |
327 | __delete_lock (pl_inode, l); |
328 | __destroy_lock (l); |
329 | } |
330 | } |
331 | |
332 | } |
333 | pthread_mutex_unlock (&pl_inode->mutex); |
334 | |
335 | list_for_each_entry_safe (l, tmp, &blocked_list, list)for (l = ((typeof(*l) *)((char *)((&blocked_list)->next )-(unsigned long)(&((typeof(*l) *)0)->list))), tmp = ( (typeof(*l) *)((char *)(l->list.next)-(unsigned long)(& ((typeof(*l) *)0)->list))); &l->list != (&blocked_list ); l = tmp, tmp = ((typeof(*tmp) *)((char *)(tmp->list.next )-(unsigned long)(&((typeof(*tmp) *)0)->list)))) { |
336 | list_del_init(&l->list); |
337 | STACK_UNWIND_STRICT (lk, l->frame, -1, EAGAIN, &l->user_flock,do { fop_lk_cbk_t fn = ((void*)0); call_frame_t *_parent = (( void*)0); xlator_t *old_THIS = ((void*)0); if (!l->frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 338, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_lk_cbk_t )l->frame->ret; _parent = l->frame->parent; pthread_spin_lock (&l-> frame->root->stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&l->frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; l-> frame->complete = _gf_true; l->frame->unwind_from = __FUNCTION__ ; if (l->frame->this->ctx->measure_latency) gf_latency_end (l->frame); fn (_parent, l->frame->cookie, _parent-> this, -1, 11, &l->user_flock, ((void*)0)); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
338 | NULL)do { fop_lk_cbk_t fn = ((void*)0); call_frame_t *_parent = (( void*)0); xlator_t *old_THIS = ((void*)0); if (!l->frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 338, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_lk_cbk_t )l->frame->ret; _parent = l->frame->parent; pthread_spin_lock (&l-> frame->root->stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&l->frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; l-> frame->complete = _gf_true; l->frame->unwind_from = __FUNCTION__ ; if (l->frame->this->ctx->measure_latency) gf_latency_end (l->frame); fn (_parent, l->frame->cookie, _parent-> this, -1, 11, &l->user_flock, ((void*)0)); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
339 | __destroy_lock (l); |
340 | } |
341 | |
342 | grant_blocked_locks (this, pl_inode); |
343 | |
344 | do_blocked_rw (pl_inode); |
345 | |
346 | } |
347 | |
348 | static void |
349 | __delete_locks_of_owner (pl_inode_t *pl_inode, |
350 | void *transport, gf_lkowner_t *owner) |
351 | { |
352 | posix_lock_t *tmp = NULL((void*)0); |
353 | posix_lock_t *l = NULL((void*)0); |
354 | |
355 | /* TODO: what if it is a blocked lock with pending l->frame */ |
356 | |
357 | list_for_each_entry_safe (l, tmp, &pl_inode->ext_list, list)for (l = ((typeof(*l) *)((char *)((&pl_inode->ext_list )->next)-(unsigned long)(&((typeof(*l) *)0)->list)) ), tmp = ((typeof(*l) *)((char *)(l->list.next)-(unsigned long )(&((typeof(*l) *)0)->list))); &l->list != (& pl_inode->ext_list); l = tmp, tmp = ((typeof(*tmp) *)((char *)(tmp->list.next)-(unsigned long)(&((typeof(*tmp) *) 0)->list)))) { |
358 | if (l->blocked) |
359 | continue; |
360 | if ((l->transport == transport) && |
361 | is_same_lkowner (&l->owner, owner)) { |
362 | gf_log ("posix-locks", GF_LOG_TRACE,do { do { if (0) printf (" Flushing lock" "%s (pid=%d) (lk-owner=%s) %" "ll" "d"" - %""ll" "d"" state: %s", l->fl_type == 2 ? "Unlock" : "Lock", l->client_pid, lkowner_utoa (&l->owner), l->user_flock.l_start, l->user_flock.l_len, l->blocked == 1 ? "Blocked" : "Active"); } while (0); _gf_log ("posix-locks" , "posix.c", __FUNCTION__, 370, GF_LOG_TRACE, " Flushing lock" "%s (pid=%d) (lk-owner=%s) %""ll" "d"" - %""ll" "d"" state: %s" , l->fl_type == 2 ? "Unlock" : "Lock", l->client_pid, lkowner_utoa (&l->owner), l->user_flock.l_start, l->user_flock .l_len, l->blocked == 1 ? "Blocked" : "Active"); } while ( 0) |
363 | " Flushing lock"do { do { if (0) printf (" Flushing lock" "%s (pid=%d) (lk-owner=%s) %" "ll" "d"" - %""ll" "d"" state: %s", l->fl_type == 2 ? "Unlock" : "Lock", l->client_pid, lkowner_utoa (&l->owner), l->user_flock.l_start, l->user_flock.l_len, l->blocked == 1 ? "Blocked" : "Active"); } while (0); _gf_log ("posix-locks" , "posix.c", __FUNCTION__, 370, GF_LOG_TRACE, " Flushing lock" "%s (pid=%d) (lk-owner=%s) %""ll" "d"" - %""ll" "d"" state: %s" , l->fl_type == 2 ? "Unlock" : "Lock", l->client_pid, lkowner_utoa (&l->owner), l->user_flock.l_start, l->user_flock .l_len, l->blocked == 1 ? "Blocked" : "Active"); } while ( 0) |
364 | "%s (pid=%d) (lk-owner=%s) %"PRId64" - %"PRId64" state: %s",do { do { if (0) printf (" Flushing lock" "%s (pid=%d) (lk-owner=%s) %" "ll" "d"" - %""ll" "d"" state: %s", l->fl_type == 2 ? "Unlock" : "Lock", l->client_pid, lkowner_utoa (&l->owner), l->user_flock.l_start, l->user_flock.l_len, l->blocked == 1 ? "Blocked" : "Active"); } while (0); _gf_log ("posix-locks" , "posix.c", __FUNCTION__, 370, GF_LOG_TRACE, " Flushing lock" "%s (pid=%d) (lk-owner=%s) %""ll" "d"" - %""ll" "d"" state: %s" , l->fl_type == 2 ? "Unlock" : "Lock", l->client_pid, lkowner_utoa (&l->owner), l->user_flock.l_start, l->user_flock .l_len, l->blocked == 1 ? "Blocked" : "Active"); } while ( 0) |
365 | l->fl_type == F_UNLCK ? "Unlock" : "Lock",do { do { if (0) printf (" Flushing lock" "%s (pid=%d) (lk-owner=%s) %" "ll" "d"" - %""ll" "d"" state: %s", l->fl_type == 2 ? "Unlock" : "Lock", l->client_pid, lkowner_utoa (&l->owner), l->user_flock.l_start, l->user_flock.l_len, l->blocked == 1 ? "Blocked" : "Active"); } while (0); _gf_log ("posix-locks" , "posix.c", __FUNCTION__, 370, GF_LOG_TRACE, " Flushing lock" "%s (pid=%d) (lk-owner=%s) %""ll" "d"" - %""ll" "d"" state: %s" , l->fl_type == 2 ? "Unlock" : "Lock", l->client_pid, lkowner_utoa (&l->owner), l->user_flock.l_start, l->user_flock .l_len, l->blocked == 1 ? "Blocked" : "Active"); } while ( 0) |
366 | l->client_pid,do { do { if (0) printf (" Flushing lock" "%s (pid=%d) (lk-owner=%s) %" "ll" "d"" - %""ll" "d"" state: %s", l->fl_type == 2 ? "Unlock" : "Lock", l->client_pid, lkowner_utoa (&l->owner), l->user_flock.l_start, l->user_flock.l_len, l->blocked == 1 ? "Blocked" : "Active"); } while (0); _gf_log ("posix-locks" , "posix.c", __FUNCTION__, 370, GF_LOG_TRACE, " Flushing lock" "%s (pid=%d) (lk-owner=%s) %""ll" "d"" - %""ll" "d"" state: %s" , l->fl_type == 2 ? "Unlock" : "Lock", l->client_pid, lkowner_utoa (&l->owner), l->user_flock.l_start, l->user_flock .l_len, l->blocked == 1 ? "Blocked" : "Active"); } while ( 0) |
367 | lkowner_utoa (&l->owner),do { do { if (0) printf (" Flushing lock" "%s (pid=%d) (lk-owner=%s) %" "ll" "d"" - %""ll" "d"" state: %s", l->fl_type == 2 ? "Unlock" : "Lock", l->client_pid, lkowner_utoa (&l->owner), l->user_flock.l_start, l->user_flock.l_len, l->blocked == 1 ? "Blocked" : "Active"); } while (0); _gf_log ("posix-locks" , "posix.c", __FUNCTION__, 370, GF_LOG_TRACE, " Flushing lock" "%s (pid=%d) (lk-owner=%s) %""ll" "d"" - %""ll" "d"" state: %s" , l->fl_type == 2 ? "Unlock" : "Lock", l->client_pid, lkowner_utoa (&l->owner), l->user_flock.l_start, l->user_flock .l_len, l->blocked == 1 ? "Blocked" : "Active"); } while ( 0) |
368 | l->user_flock.l_start,do { do { if (0) printf (" Flushing lock" "%s (pid=%d) (lk-owner=%s) %" "ll" "d"" - %""ll" "d"" state: %s", l->fl_type == 2 ? "Unlock" : "Lock", l->client_pid, lkowner_utoa (&l->owner), l->user_flock.l_start, l->user_flock.l_len, l->blocked == 1 ? "Blocked" : "Active"); } while (0); _gf_log ("posix-locks" , "posix.c", __FUNCTION__, 370, GF_LOG_TRACE, " Flushing lock" "%s (pid=%d) (lk-owner=%s) %""ll" "d"" - %""ll" "d"" state: %s" , l->fl_type == 2 ? "Unlock" : "Lock", l->client_pid, lkowner_utoa (&l->owner), l->user_flock.l_start, l->user_flock .l_len, l->blocked == 1 ? "Blocked" : "Active"); } while ( 0) |
369 | l->user_flock.l_len,do { do { if (0) printf (" Flushing lock" "%s (pid=%d) (lk-owner=%s) %" "ll" "d"" - %""ll" "d"" state: %s", l->fl_type == 2 ? "Unlock" : "Lock", l->client_pid, lkowner_utoa (&l->owner), l->user_flock.l_start, l->user_flock.l_len, l->blocked == 1 ? "Blocked" : "Active"); } while (0); _gf_log ("posix-locks" , "posix.c", __FUNCTION__, 370, GF_LOG_TRACE, " Flushing lock" "%s (pid=%d) (lk-owner=%s) %""ll" "d"" - %""ll" "d"" state: %s" , l->fl_type == 2 ? "Unlock" : "Lock", l->client_pid, lkowner_utoa (&l->owner), l->user_flock.l_start, l->user_flock .l_len, l->blocked == 1 ? "Blocked" : "Active"); } while ( 0) |
370 | l->blocked == 1 ? "Blocked" : "Active")do { do { if (0) printf (" Flushing lock" "%s (pid=%d) (lk-owner=%s) %" "ll" "d"" - %""ll" "d"" state: %s", l->fl_type == 2 ? "Unlock" : "Lock", l->client_pid, lkowner_utoa (&l->owner), l->user_flock.l_start, l->user_flock.l_len, l->blocked == 1 ? "Blocked" : "Active"); } while (0); _gf_log ("posix-locks" , "posix.c", __FUNCTION__, 370, GF_LOG_TRACE, " Flushing lock" "%s (pid=%d) (lk-owner=%s) %""ll" "d"" - %""ll" "d"" state: %s" , l->fl_type == 2 ? "Unlock" : "Lock", l->client_pid, lkowner_utoa (&l->owner), l->user_flock.l_start, l->user_flock .l_len, l->blocked == 1 ? "Blocked" : "Active"); } while ( 0); |
371 | |
372 | __delete_lock (pl_inode, l); |
373 | __destroy_lock (l); |
374 | } |
375 | } |
376 | |
377 | return; |
378 | } |
379 | |
380 | |
381 | int32_t |
382 | pl_getxattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this, |
383 | int32_t op_ret, int32_t op_errno, dict_t *dict, dict_t *xdata) |
384 | { |
385 | STACK_UNWIND_STRICT (getxattr, frame, op_ret, op_errno, dict, xdata)do { fop_getxattr_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 385, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_getxattr_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame-> root->stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, dict, xdata); (*__glusterfs_this_location()) = old_THIS ; } while (0); |
386 | return 0; |
387 | |
388 | } |
389 | |
390 | int32_t |
391 | pl_getxattr (call_frame_t *frame, xlator_t *this, loc_t *loc, |
392 | const char *name, dict_t *xdata) |
393 | { |
394 | int32_t op_errno = EINVAL22; |
395 | int op_ret = -1; |
396 | int32_t bcount = 0; |
397 | int32_t gcount = 0; |
398 | char key[PATH_MAX4096] = {0, }; |
399 | char *lk_summary = NULL((void*)0); |
400 | pl_inode_t *pl_inode = NULL((void*)0); |
401 | dict_t *dict = NULL((void*)0); |
402 | clrlk_args args = {0,}; |
403 | char *brickname = NULL((void*)0); |
404 | |
405 | if (!name) |
406 | goto usual; |
407 | |
408 | if (strncmp (name, GF_XATTR_CLRLK_CMD"glusterfs.clrlk", strlen (GF_XATTR_CLRLK_CMD"glusterfs.clrlk"))) |
409 | goto usual; |
410 | |
411 | if (clrlk_parse_args (name, &args)) { |
412 | op_errno = EINVAL22; |
413 | goto out; |
414 | } |
415 | |
416 | dict = dict_new (); |
417 | if (!dict) { |
418 | op_errno = ENOMEM12; |
419 | goto out; |
420 | } |
421 | |
422 | pl_inode = pl_inode_get (this, loc->inode); |
423 | if (!pl_inode) { |
424 | op_errno = ENOMEM12; |
425 | goto out; |
426 | } |
427 | |
428 | switch (args.type) { |
429 | case CLRLK_INODE: |
430 | case CLRLK_ENTRY: |
431 | op_ret = clrlk_clear_lks_in_all_domains (this, pl_inode, |
432 | &args, &bcount, |
433 | &gcount, |
434 | &op_errno); |
435 | if (op_ret) |
436 | goto out; |
437 | break; |
438 | case CLRLK_POSIX: |
439 | op_ret = clrlk_clear_posixlk (this, pl_inode, &args, |
440 | &bcount, &gcount, |
441 | &op_errno); |
442 | if (op_ret) |
443 | goto out; |
444 | break; |
445 | case CLRLK_TYPE_MAX: |
446 | op_errno = EINVAL22; |
447 | goto out; |
448 | } |
449 | |
450 | op_ret = fetch_pathinfo (this, loc->inode, &op_errno, &brickname); |
451 | if (op_ret) { |
452 | gf_log (this->name, GF_LOG_WARNING,do { do { if (0) printf ("Couldn't get brickname"); } while ( 0); _gf_log (this->name, "posix.c", __FUNCTION__, 453, GF_LOG_WARNING , "Couldn't get brickname"); } while (0) |
453 | "Couldn't get brickname")do { do { if (0) printf ("Couldn't get brickname"); } while ( 0); _gf_log (this->name, "posix.c", __FUNCTION__, 453, GF_LOG_WARNING , "Couldn't get brickname"); } while (0); |
454 | } else { |
455 | op_ret = format_brickname(brickname); |
456 | if (op_ret) { |
457 | gf_log (this->name, GF_LOG_WARNING,do { do { if (0) printf ("Couldn't format brickname"); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 458, GF_LOG_WARNING , "Couldn't format brickname"); } while (0) |
458 | "Couldn't format brickname")do { do { if (0) printf ("Couldn't format brickname"); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 458, GF_LOG_WARNING , "Couldn't format brickname"); } while (0); |
459 | GF_FREE(brickname)__gf_free (brickname); |
460 | brickname = NULL((void*)0); |
461 | } |
462 | } |
463 | |
464 | if (!gcount && !bcount) { |
465 | if (gf_asprintf (&lk_summary, "No locks cleared.") == -1) { |
466 | op_ret = -1; |
467 | op_errno = ENOMEM12; |
468 | goto out; |
469 | } |
470 | } else if (gf_asprintf (&lk_summary, "%s: %s blocked locks=%d " |
471 | "granted locks=%d", |
472 | (brickname == NULL((void*)0))? this->name : brickname, |
473 | (args.type == CLRLK_INODE)? "inode": |
474 | (args.type == CLRLK_ENTRY)? "entry": |
475 | (args.type == CLRLK_POSIX)? "posix": " ", |
476 | bcount, gcount) == -1) { |
477 | op_ret = -1; |
478 | op_errno = ENOMEM12; |
479 | goto out; |
480 | } |
481 | |
482 | strncpy (key, name, strlen (name)); |
483 | if (dict_set_dynstr (dict, key, lk_summary)) { |
484 | op_ret = -1; |
485 | op_errno = ENOMEM12; |
486 | goto out; |
487 | } |
488 | |
489 | op_ret = 0; |
490 | out: |
491 | GF_FREE(brickname)__gf_free (brickname); |
492 | STACK_UNWIND_STRICT (getxattr, frame, op_ret, op_errno, dict, xdata)do { fop_getxattr_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 492, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_getxattr_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame-> root->stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, dict, xdata); (*__glusterfs_this_location()) = old_THIS ; } while (0); |
493 | |
494 | GF_FREE (args.opts)__gf_free (args.opts); |
495 | if (op_ret && lk_summary) |
496 | GF_FREE (lk_summary)__gf_free (lk_summary); |
497 | if (dict) |
498 | dict_unref (dict); |
499 | return 0; |
500 | |
501 | usual: |
502 | STACK_WIND (frame, pl_getxattr_cbk, FIRST_CHILD(this),do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 503, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->getxattr_cbk) tmp_cbk = pl_getxattr_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->getxattr" ; _new->unwind_to = "pl_getxattr_cbk"; pthread_spin_init ( &_new->lock, 0); pthread_spin_lock (&frame->root ->stack_lock); { _new->next = frame->root->frames .next; _new->prev = &frame->root->frames; if (frame ->root->frames.next) frame->root->frames.next-> prev = _new; frame->root->frames.next = _new; frame-> ref_count++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->getxattr); (this->children->xlator )->fops->getxattr (_new, (this->children->xlator) , loc, name, xdata); (*__glusterfs_this_location()) = old_THIS ; } while (0) |
503 | FIRST_CHILD(this)->fops->getxattr, loc, name, xdata)do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 503, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->getxattr_cbk) tmp_cbk = pl_getxattr_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->getxattr" ; _new->unwind_to = "pl_getxattr_cbk"; pthread_spin_init ( &_new->lock, 0); pthread_spin_lock (&frame->root ->stack_lock); { _new->next = frame->root->frames .next; _new->prev = &frame->root->frames; if (frame ->root->frames.next) frame->root->frames.next-> prev = _new; frame->root->frames.next = _new; frame-> ref_count++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->getxattr); (this->children->xlator )->fops->getxattr (_new, (this->children->xlator) , loc, name, xdata); (*__glusterfs_this_location()) = old_THIS ; } while (0); |
504 | return 0; |
505 | } |
506 | |
507 | static int |
508 | format_brickname(char *brickname) |
509 | { |
510 | int ret = -1; |
511 | char *hostname = NULL((void*)0); |
512 | char *volume = NULL((void*)0); |
513 | char *saveptr = NULL((void*)0); |
514 | |
515 | if (!brickname) |
516 | goto out; |
517 | |
518 | strtok_r(brickname, ":", &saveptr); |
519 | hostname = gf_strdup(strtok_r(NULL((void*)0), ":", &saveptr)); |
520 | if (hostname == NULL((void*)0)) |
521 | goto out; |
522 | volume = gf_strdup(strtok_r(NULL((void*)0), ".", &saveptr)); |
523 | if (volume == NULL((void*)0)) |
524 | goto out; |
525 | |
526 | sprintf(brickname, "%s:%s", hostname, volume); |
527 | |
528 | ret = 0; |
529 | out: |
530 | GF_FREE(hostname)__gf_free (hostname); |
531 | GF_FREE(volume)__gf_free (volume); |
532 | return ret; |
533 | } |
534 | |
535 | static int |
536 | fetch_pathinfo (xlator_t *this, inode_t *inode, int32_t *op_errno, |
537 | char **brickname) |
538 | { |
539 | int ret = -1; |
540 | loc_t loc = {0, }; |
541 | dict_t *dict = NULL((void*)0); |
542 | |
543 | if (!brickname) |
544 | goto out; |
545 | |
546 | if (!op_errno) |
547 | goto out; |
548 | |
549 | uuid_copy (loc.gfid, inode->gfid); |
550 | loc.inode = inode_ref (inode); |
551 | |
552 | ret = syncop_getxattr (FIRST_CHILD(this)(this->children->xlator), &loc, &dict, |
553 | GF_XATTR_PATHINFO_KEY"trusted.glusterfs.pathinfo"); |
554 | if (ret < 0) { |
555 | *op_errno = errno(*__errno_location ()); |
556 | goto out; |
557 | } |
558 | |
559 | ret = dict_get_str (dict, GF_XATTR_PATHINFO_KEY"trusted.glusterfs.pathinfo", brickname); |
560 | if (ret) |
561 | goto out; |
562 | |
563 | *brickname = gf_strdup(*brickname); |
564 | if (*brickname == NULL((void*)0)) { |
565 | ret = -1; |
566 | goto out; |
567 | } |
568 | |
569 | ret = 0; |
570 | out: |
571 | if (dict != NULL((void*)0)) { |
572 | dict_unref (dict); |
573 | } |
574 | loc_wipe(&loc); |
575 | |
576 | return ret; |
577 | } |
578 | |
579 | |
580 | int |
581 | pl_lockinfo_get_brickname (xlator_t *this, inode_t *inode, int32_t *op_errno) |
582 | { |
583 | int ret = -1; |
584 | posix_locks_private_t *priv = NULL((void*)0); |
585 | char *brickname = NULL((void*)0); |
586 | char *end = NULL((void*)0); |
587 | char *tmp = NULL((void*)0); |
588 | |
589 | priv = this->private; |
590 | |
591 | ret = fetch_pathinfo (this, inode, op_errno, &brickname); |
592 | if (ret) |
593 | goto out; |
594 | |
595 | end = strrchr (brickname, ':'); |
596 | if (!end) { |
597 | GF_FREE(brickname)__gf_free (brickname); |
598 | ret = -1; |
599 | goto out; |
600 | } |
601 | |
602 | tmp = brickname; |
603 | brickname = gf_strndup (brickname, (end - brickname)); |
604 | if (brickname == NULL((void*)0)) { |
605 | ret = -1; |
606 | goto out; |
607 | } |
608 | |
609 | priv->brickname = brickname; |
610 | ret = 0; |
611 | out: |
612 | GF_FREE(tmp)__gf_free (tmp); |
613 | return ret; |
614 | } |
615 | |
616 | char * |
617 | pl_lockinfo_key (xlator_t *this, inode_t *inode, int32_t *op_errno) |
618 | { |
619 | posix_locks_private_t *priv = NULL((void*)0); |
620 | char *key = NULL((void*)0); |
621 | int ret = 0; |
622 | |
623 | priv = this->private; |
624 | |
625 | if (priv->brickname == NULL((void*)0)) { |
626 | ret = pl_lockinfo_get_brickname (this, inode, op_errno); |
627 | if (ret < 0) { |
628 | gf_log (this->name, GF_LOG_WARNING,do { do { if (0) printf ("cannot get brickname"); } while (0) ; _gf_log (this->name, "posix.c", __FUNCTION__, 629, GF_LOG_WARNING , "cannot get brickname"); } while (0) |
629 | "cannot get brickname")do { do { if (0) printf ("cannot get brickname"); } while (0) ; _gf_log (this->name, "posix.c", __FUNCTION__, 629, GF_LOG_WARNING , "cannot get brickname"); } while (0); |
630 | goto out; |
631 | } |
632 | } |
633 | |
634 | key = priv->brickname; |
635 | out: |
636 | return key; |
637 | } |
638 | |
639 | int32_t |
640 | pl_fgetxattr_handle_lockinfo (xlator_t *this, fd_t *fd, |
641 | dict_t *dict, int32_t *op_errno) |
642 | { |
643 | pl_inode_t *pl_inode = NULL((void*)0); |
644 | char *key = NULL((void*)0), *buf = NULL((void*)0); |
645 | int32_t op_ret = 0; |
646 | unsigned long fdnum = 0, len = 0; |
647 | dict_t *tmp = NULL((void*)0); |
648 | |
649 | pl_inode = pl_inode_get (this, fd->inode); |
650 | |
651 | if (!pl_inode) { |
652 | gf_log (this->name, GF_LOG_DEBUG, "Could not get inode.")do { do { if (0) printf ("Could not get inode."); } while (0) ; _gf_log (this->name, "posix.c", __FUNCTION__, 652, GF_LOG_DEBUG , "Could not get inode."); } while (0); |
653 | *op_errno = EBADFD77; |
654 | op_ret = -1; |
655 | goto out; |
656 | } |
657 | |
658 | if (!pl_locks_by_fd (pl_inode, fd)) { |
659 | op_ret = 0; |
660 | goto out; |
661 | } |
662 | |
663 | fdnum = fd_to_fdnum (fd); |
664 | |
665 | key = pl_lockinfo_key (this, fd->inode, op_errno); |
666 | if (key == NULL((void*)0)) { |
667 | op_ret = -1; |
668 | goto out; |
669 | } |
670 | |
671 | tmp = dict_new (); |
672 | if (tmp == NULL((void*)0)) { |
673 | op_ret = -1; |
674 | *op_errno = ENOMEM12; |
675 | goto out; |
676 | } |
677 | |
678 | op_ret = dict_set_uint64 (tmp, key, fdnum); |
679 | if (op_ret < 0) { |
680 | *op_errno = -op_ret; |
681 | op_ret = -1; |
682 | gf_log (this->name, GF_LOG_WARNING, "setting lockinfo value "do { do { if (0) printf ("setting lockinfo value " "(%lu) for fd (ptr:%p inode-gfid:%s) failed (%s)" , fdnum, fd, uuid_utoa (fd->inode->gfid), strerror (*op_errno )); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 685, GF_LOG_WARNING, "setting lockinfo value " "(%lu) for fd (ptr:%p inode-gfid:%s) failed (%s)" , fdnum, fd, uuid_utoa (fd->inode->gfid), strerror (*op_errno )); } while (0) |
683 | "(%lu) for fd (ptr:%p inode-gfid:%s) failed (%s)",do { do { if (0) printf ("setting lockinfo value " "(%lu) for fd (ptr:%p inode-gfid:%s) failed (%s)" , fdnum, fd, uuid_utoa (fd->inode->gfid), strerror (*op_errno )); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 685, GF_LOG_WARNING, "setting lockinfo value " "(%lu) for fd (ptr:%p inode-gfid:%s) failed (%s)" , fdnum, fd, uuid_utoa (fd->inode->gfid), strerror (*op_errno )); } while (0) |
684 | fdnum, fd, uuid_utoa (fd->inode->gfid),do { do { if (0) printf ("setting lockinfo value " "(%lu) for fd (ptr:%p inode-gfid:%s) failed (%s)" , fdnum, fd, uuid_utoa (fd->inode->gfid), strerror (*op_errno )); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 685, GF_LOG_WARNING, "setting lockinfo value " "(%lu) for fd (ptr:%p inode-gfid:%s) failed (%s)" , fdnum, fd, uuid_utoa (fd->inode->gfid), strerror (*op_errno )); } while (0) |
685 | strerror (*op_errno))do { do { if (0) printf ("setting lockinfo value " "(%lu) for fd (ptr:%p inode-gfid:%s) failed (%s)" , fdnum, fd, uuid_utoa (fd->inode->gfid), strerror (*op_errno )); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 685, GF_LOG_WARNING, "setting lockinfo value " "(%lu) for fd (ptr:%p inode-gfid:%s) failed (%s)" , fdnum, fd, uuid_utoa (fd->inode->gfid), strerror (*op_errno )); } while (0); |
686 | goto out; |
687 | } |
688 | |
689 | len = dict_serialized_length (tmp); |
690 | if (len < 0) { |
691 | *op_errno = -op_ret; |
692 | op_ret = -1; |
693 | gf_log (this->name, GF_LOG_WARNING,do { do { if (0) printf ("dict_serialized_length failed (%s) while handling " "lockinfo for fd (ptr:%p inode-gfid:%s)", strerror (*op_errno ), fd, uuid_utoa (fd->inode->gfid)); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 696, GF_LOG_WARNING , "dict_serialized_length failed (%s) while handling " "lockinfo for fd (ptr:%p inode-gfid:%s)" , strerror (*op_errno), fd, uuid_utoa (fd->inode->gfid) ); } while (0) |
694 | "dict_serialized_length failed (%s) while handling "do { do { if (0) printf ("dict_serialized_length failed (%s) while handling " "lockinfo for fd (ptr:%p inode-gfid:%s)", strerror (*op_errno ), fd, uuid_utoa (fd->inode->gfid)); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 696, GF_LOG_WARNING , "dict_serialized_length failed (%s) while handling " "lockinfo for fd (ptr:%p inode-gfid:%s)" , strerror (*op_errno), fd, uuid_utoa (fd->inode->gfid) ); } while (0) |
695 | "lockinfo for fd (ptr:%p inode-gfid:%s)",do { do { if (0) printf ("dict_serialized_length failed (%s) while handling " "lockinfo for fd (ptr:%p inode-gfid:%s)", strerror (*op_errno ), fd, uuid_utoa (fd->inode->gfid)); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 696, GF_LOG_WARNING , "dict_serialized_length failed (%s) while handling " "lockinfo for fd (ptr:%p inode-gfid:%s)" , strerror (*op_errno), fd, uuid_utoa (fd->inode->gfid) ); } while (0) |
696 | strerror (*op_errno), fd, uuid_utoa (fd->inode->gfid))do { do { if (0) printf ("dict_serialized_length failed (%s) while handling " "lockinfo for fd (ptr:%p inode-gfid:%s)", strerror (*op_errno ), fd, uuid_utoa (fd->inode->gfid)); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 696, GF_LOG_WARNING , "dict_serialized_length failed (%s) while handling " "lockinfo for fd (ptr:%p inode-gfid:%s)" , strerror (*op_errno), fd, uuid_utoa (fd->inode->gfid) ); } while (0); |
697 | goto out; |
698 | } |
699 | |
700 | buf = GF_CALLOC (1, len, gf_common_mt_char)__gf_calloc (1, len, gf_common_mt_char); |
701 | if (buf == NULL((void*)0)) { |
702 | op_ret = -1; |
703 | *op_errno = ENOMEM12; |
704 | goto out; |
705 | } |
706 | |
707 | op_ret = dict_serialize (tmp, buf); |
708 | if (op_ret < 0) { |
709 | *op_errno = -op_ret; |
710 | op_ret = -1; |
711 | gf_log (this->name, GF_LOG_WARNING,do { do { if (0) printf ("dict_serialize failed (%s) while handling lockinfo " "for fd (ptr: %p inode-gfid:%s)", strerror (*op_errno), fd, uuid_utoa (fd->inode->gfid)); } while (0); _gf_log (this->name , "posix.c", __FUNCTION__, 714, GF_LOG_WARNING, "dict_serialize failed (%s) while handling lockinfo " "for fd (ptr: %p inode-gfid:%s)", strerror (*op_errno), fd, uuid_utoa (fd->inode->gfid)); } while (0) |
712 | "dict_serialize failed (%s) while handling lockinfo "do { do { if (0) printf ("dict_serialize failed (%s) while handling lockinfo " "for fd (ptr: %p inode-gfid:%s)", strerror (*op_errno), fd, uuid_utoa (fd->inode->gfid)); } while (0); _gf_log (this->name , "posix.c", __FUNCTION__, 714, GF_LOG_WARNING, "dict_serialize failed (%s) while handling lockinfo " "for fd (ptr: %p inode-gfid:%s)", strerror (*op_errno), fd, uuid_utoa (fd->inode->gfid)); } while (0) |
713 | "for fd (ptr: %p inode-gfid:%s)", strerror (*op_errno),do { do { if (0) printf ("dict_serialize failed (%s) while handling lockinfo " "for fd (ptr: %p inode-gfid:%s)", strerror (*op_errno), fd, uuid_utoa (fd->inode->gfid)); } while (0); _gf_log (this->name , "posix.c", __FUNCTION__, 714, GF_LOG_WARNING, "dict_serialize failed (%s) while handling lockinfo " "for fd (ptr: %p inode-gfid:%s)", strerror (*op_errno), fd, uuid_utoa (fd->inode->gfid)); } while (0) |
714 | fd, uuid_utoa (fd->inode->gfid))do { do { if (0) printf ("dict_serialize failed (%s) while handling lockinfo " "for fd (ptr: %p inode-gfid:%s)", strerror (*op_errno), fd, uuid_utoa (fd->inode->gfid)); } while (0); _gf_log (this->name , "posix.c", __FUNCTION__, 714, GF_LOG_WARNING, "dict_serialize failed (%s) while handling lockinfo " "for fd (ptr: %p inode-gfid:%s)", strerror (*op_errno), fd, uuid_utoa (fd->inode->gfid)); } while (0); |
715 | goto out; |
716 | } |
717 | |
718 | op_ret = dict_set_dynptr (dict, GF_XATTR_LOCKINFO_KEY"trusted.glusterfs.lockinfo", buf, len); |
719 | if (op_ret < 0) { |
720 | *op_errno = -op_ret; |
721 | op_ret = -1; |
722 | gf_log (this->name, GF_LOG_WARNING, "setting lockinfo value "do { do { if (0) printf ("setting lockinfo value " "(%lu) for fd (ptr:%p inode-gfid:%s) failed (%s)" , fdnum, fd, uuid_utoa (fd->inode->gfid), strerror (*op_errno )); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 725, GF_LOG_WARNING, "setting lockinfo value " "(%lu) for fd (ptr:%p inode-gfid:%s) failed (%s)" , fdnum, fd, uuid_utoa (fd->inode->gfid), strerror (*op_errno )); } while (0) |
723 | "(%lu) for fd (ptr:%p inode-gfid:%s) failed (%s)",do { do { if (0) printf ("setting lockinfo value " "(%lu) for fd (ptr:%p inode-gfid:%s) failed (%s)" , fdnum, fd, uuid_utoa (fd->inode->gfid), strerror (*op_errno )); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 725, GF_LOG_WARNING, "setting lockinfo value " "(%lu) for fd (ptr:%p inode-gfid:%s) failed (%s)" , fdnum, fd, uuid_utoa (fd->inode->gfid), strerror (*op_errno )); } while (0) |
724 | fdnum, fd, uuid_utoa (fd->inode->gfid),do { do { if (0) printf ("setting lockinfo value " "(%lu) for fd (ptr:%p inode-gfid:%s) failed (%s)" , fdnum, fd, uuid_utoa (fd->inode->gfid), strerror (*op_errno )); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 725, GF_LOG_WARNING, "setting lockinfo value " "(%lu) for fd (ptr:%p inode-gfid:%s) failed (%s)" , fdnum, fd, uuid_utoa (fd->inode->gfid), strerror (*op_errno )); } while (0) |
725 | strerror (*op_errno))do { do { if (0) printf ("setting lockinfo value " "(%lu) for fd (ptr:%p inode-gfid:%s) failed (%s)" , fdnum, fd, uuid_utoa (fd->inode->gfid), strerror (*op_errno )); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 725, GF_LOG_WARNING, "setting lockinfo value " "(%lu) for fd (ptr:%p inode-gfid:%s) failed (%s)" , fdnum, fd, uuid_utoa (fd->inode->gfid), strerror (*op_errno )); } while (0); |
726 | goto out; |
727 | } |
728 | |
729 | buf = NULL((void*)0); |
730 | out: |
731 | if (tmp != NULL((void*)0)) { |
732 | dict_unref (tmp); |
733 | } |
734 | |
735 | if (buf != NULL((void*)0)) { |
736 | GF_FREE (buf)__gf_free (buf); |
737 | } |
738 | |
739 | return op_ret; |
740 | } |
741 | |
742 | |
743 | int32_t |
744 | pl_fgetxattr (call_frame_t *frame, xlator_t *this, fd_t *fd, |
745 | const char *name, dict_t *xdata) |
746 | { |
747 | int32_t op_ret = 0, op_errno = 0; |
748 | dict_t *dict = NULL((void*)0); |
749 | |
750 | if (!name) { |
751 | goto usual; |
752 | } |
753 | |
754 | if (strcmp (name, GF_XATTR_LOCKINFO_KEY"trusted.glusterfs.lockinfo") == 0) { |
755 | dict = dict_new (); |
756 | if (dict == NULL((void*)0)) { |
757 | op_ret = -1; |
758 | op_errno = ENOMEM12; |
759 | goto unwind; |
760 | } |
761 | |
762 | op_ret = pl_fgetxattr_handle_lockinfo (this, fd, dict, |
763 | &op_errno); |
764 | if (op_ret < 0) { |
765 | gf_log (this->name, GF_LOG_WARNING,do { do { if (0) printf ("getting lockinfo on fd (ptr:%p inode-gfid:%s) " "failed (%s)", fd, uuid_utoa (fd->inode->gfid), strerror (op_errno)); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 768, GF_LOG_WARNING, "getting lockinfo on fd (ptr:%p inode-gfid:%s) " "failed (%s)", fd, uuid_utoa (fd->inode->gfid), strerror (op_errno)); } while (0) |
766 | "getting lockinfo on fd (ptr:%p inode-gfid:%s) "do { do { if (0) printf ("getting lockinfo on fd (ptr:%p inode-gfid:%s) " "failed (%s)", fd, uuid_utoa (fd->inode->gfid), strerror (op_errno)); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 768, GF_LOG_WARNING, "getting lockinfo on fd (ptr:%p inode-gfid:%s) " "failed (%s)", fd, uuid_utoa (fd->inode->gfid), strerror (op_errno)); } while (0) |
767 | "failed (%s)", fd, uuid_utoa (fd->inode->gfid),do { do { if (0) printf ("getting lockinfo on fd (ptr:%p inode-gfid:%s) " "failed (%s)", fd, uuid_utoa (fd->inode->gfid), strerror (op_errno)); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 768, GF_LOG_WARNING, "getting lockinfo on fd (ptr:%p inode-gfid:%s) " "failed (%s)", fd, uuid_utoa (fd->inode->gfid), strerror (op_errno)); } while (0) |
768 | strerror (op_errno))do { do { if (0) printf ("getting lockinfo on fd (ptr:%p inode-gfid:%s) " "failed (%s)", fd, uuid_utoa (fd->inode->gfid), strerror (op_errno)); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 768, GF_LOG_WARNING, "getting lockinfo on fd (ptr:%p inode-gfid:%s) " "failed (%s)", fd, uuid_utoa (fd->inode->gfid), strerror (op_errno)); } while (0); |
769 | } |
770 | |
771 | goto unwind; |
772 | } else { |
773 | goto usual; |
774 | } |
775 | |
776 | unwind: |
777 | STACK_UNWIND_STRICT (fgetxattr, frame, op_ret, op_errno, dict, NULL)do { fop_fgetxattr_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 777, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_fgetxattr_cbk_t )frame->ret ; _parent = frame->parent; pthread_spin_lock (&frame-> root->stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, dict, ((void*)0)); (*__glusterfs_this_location()) = old_THIS; } while (0); |
778 | if (dict != NULL((void*)0)) { |
779 | dict_unref (dict); |
780 | } |
781 | |
782 | return 0; |
783 | |
784 | usual: |
785 | STACK_WIND (frame, default_fgetxattr_cbk, FIRST_CHILD(this),do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 786, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->fgetxattr_cbk) tmp_cbk = default_fgetxattr_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->fgetxattr" ; _new->unwind_to = "default_fgetxattr_cbk"; pthread_spin_init (&_new->lock, 0); pthread_spin_lock (&frame->root ->stack_lock); { _new->next = frame->root->frames .next; _new->prev = &frame->root->frames; if (frame ->root->frames.next) frame->root->frames.next-> prev = _new; frame->root->frames.next = _new; frame-> ref_count++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->fgetxattr); (this->children-> xlator)->fops->fgetxattr (_new, (this->children-> xlator), fd, name, xdata); (*__glusterfs_this_location()) = old_THIS ; } while (0) |
786 | FIRST_CHILD(this)->fops->fgetxattr, fd, name, xdata)do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 786, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->fgetxattr_cbk) tmp_cbk = default_fgetxattr_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->fgetxattr" ; _new->unwind_to = "default_fgetxattr_cbk"; pthread_spin_init (&_new->lock, 0); pthread_spin_lock (&frame->root ->stack_lock); { _new->next = frame->root->frames .next; _new->prev = &frame->root->frames; if (frame ->root->frames.next) frame->root->frames.next-> prev = _new; frame->root->frames.next = _new; frame-> ref_count++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->fgetxattr); (this->children-> xlator)->fops->fgetxattr (_new, (this->children-> xlator), fd, name, xdata); (*__glusterfs_this_location()) = old_THIS ; } while (0); |
787 | return 0; |
788 | } |
789 | |
790 | int32_t |
791 | pl_migrate_locks (call_frame_t *frame, fd_t *newfd, uint64_t oldfd_num, |
792 | int32_t *op_errno) |
793 | { |
794 | pl_inode_t *pl_inode = NULL((void*)0); |
795 | uint64_t newfd_num = 0; |
796 | posix_lock_t *l = NULL((void*)0); |
797 | int32_t op_ret = 0; |
798 | |
799 | newfd_num = fd_to_fdnum (newfd); |
800 | |
801 | pl_inode = pl_inode_get (frame->this, newfd->inode); |
802 | if (pl_inode == NULL((void*)0)) { |
803 | op_ret = -1; |
804 | *op_errno = EBADFD77; |
805 | goto out; |
806 | } |
807 | |
808 | pthread_mutex_lock (&pl_inode->mutex); |
809 | { |
810 | list_for_each_entry (l, &pl_inode->ext_list, list)for (l = ((typeof(*l) *)((char *)((&pl_inode->ext_list )->next)-(unsigned long)(&((typeof(*l) *)0)->list)) ); &l->list != (&pl_inode->ext_list); l = ((typeof (*l) *)((char *)(l->list.next)-(unsigned long)(&((typeof (*l) *)0)->list)))) { |
811 | if (l->fd_num == oldfd_num) { |
812 | l->fd_num = newfd_num; |
813 | l->transport = frame->root->trans; |
814 | } |
815 | } |
816 | } |
817 | pthread_mutex_unlock (&pl_inode->mutex); |
818 | |
819 | op_ret = 0; |
820 | out: |
821 | return op_ret; |
822 | } |
823 | |
824 | int32_t |
825 | pl_fsetxattr_handle_lockinfo (call_frame_t *frame, fd_t *fd, char *lockinfo_buf, |
826 | int len, int32_t *op_errno) |
827 | { |
828 | int32_t op_ret = -1; |
829 | dict_t *lockinfo = NULL((void*)0); |
830 | uint64_t oldfd_num = 0; |
831 | char *key = NULL((void*)0); |
832 | |
833 | lockinfo = dict_new (); |
834 | if (lockinfo == NULL((void*)0)) { |
835 | op_ret = -1; |
836 | *op_errno = ENOMEM12; |
837 | goto out; |
838 | } |
839 | |
840 | op_ret = dict_unserialize (lockinfo_buf, len, &lockinfo); |
841 | if (op_ret < 0) { |
842 | *op_errno = -op_ret; |
843 | op_ret = -1; |
844 | goto out; |
845 | } |
846 | |
847 | key = pl_lockinfo_key (frame->this, fd->inode, op_errno); |
848 | if (key == NULL((void*)0)) { |
849 | op_ret = -1; |
850 | goto out; |
851 | } |
852 | |
853 | op_ret = dict_get_uint64 (lockinfo, key, &oldfd_num); |
854 | |
855 | if (oldfd_num == 0) { |
856 | op_ret = 0; |
857 | goto out; |
858 | } |
859 | |
860 | op_ret = pl_migrate_locks (frame, fd, oldfd_num, op_errno); |
861 | if (op_ret < 0) { |
862 | gf_log (frame->this->name, GF_LOG_WARNING,do { do { if (0) printf ("migration of locks from oldfd (ptr:%p) to newfd " "(ptr:%p) (inode-gfid:%s)", (void *)oldfd_num, fd, uuid_utoa (fd->inode->gfid)); } while (0); _gf_log (frame->this ->name, "posix.c", __FUNCTION__, 865, GF_LOG_WARNING, "migration of locks from oldfd (ptr:%p) to newfd " "(ptr:%p) (inode-gfid:%s)", (void *)oldfd_num, fd, uuid_utoa (fd->inode->gfid)); } while (0) |
863 | "migration of locks from oldfd (ptr:%p) to newfd "do { do { if (0) printf ("migration of locks from oldfd (ptr:%p) to newfd " "(ptr:%p) (inode-gfid:%s)", (void *)oldfd_num, fd, uuid_utoa (fd->inode->gfid)); } while (0); _gf_log (frame->this ->name, "posix.c", __FUNCTION__, 865, GF_LOG_WARNING, "migration of locks from oldfd (ptr:%p) to newfd " "(ptr:%p) (inode-gfid:%s)", (void *)oldfd_num, fd, uuid_utoa (fd->inode->gfid)); } while (0) |
864 | "(ptr:%p) (inode-gfid:%s)", (void *)oldfd_num, fd,do { do { if (0) printf ("migration of locks from oldfd (ptr:%p) to newfd " "(ptr:%p) (inode-gfid:%s)", (void *)oldfd_num, fd, uuid_utoa (fd->inode->gfid)); } while (0); _gf_log (frame->this ->name, "posix.c", __FUNCTION__, 865, GF_LOG_WARNING, "migration of locks from oldfd (ptr:%p) to newfd " "(ptr:%p) (inode-gfid:%s)", (void *)oldfd_num, fd, uuid_utoa (fd->inode->gfid)); } while (0) |
865 | uuid_utoa (fd->inode->gfid))do { do { if (0) printf ("migration of locks from oldfd (ptr:%p) to newfd " "(ptr:%p) (inode-gfid:%s)", (void *)oldfd_num, fd, uuid_utoa (fd->inode->gfid)); } while (0); _gf_log (frame->this ->name, "posix.c", __FUNCTION__, 865, GF_LOG_WARNING, "migration of locks from oldfd (ptr:%p) to newfd " "(ptr:%p) (inode-gfid:%s)", (void *)oldfd_num, fd, uuid_utoa (fd->inode->gfid)); } while (0); |
866 | goto out; |
867 | } |
868 | |
869 | out: |
870 | dict_unref (lockinfo); |
871 | |
872 | return op_ret; |
873 | } |
874 | |
875 | int32_t |
876 | pl_fsetxattr (call_frame_t *frame, xlator_t *this, fd_t *fd, dict_t *dict, |
877 | int32_t flags, dict_t *xdata) |
878 | { |
879 | int32_t op_ret = 0, op_errno = 0; |
880 | void *lockinfo_buf = NULL((void*)0); |
881 | int len = 0; |
882 | |
883 | op_ret = dict_get_ptr_and_len (dict, GF_XATTR_LOCKINFO_KEY"trusted.glusterfs.lockinfo", |
Value stored to 'op_ret' is never read | |
884 | &lockinfo_buf, &len); |
885 | if (lockinfo_buf == NULL((void*)0)) { |
886 | goto usual; |
887 | } |
888 | |
889 | op_ret = pl_fsetxattr_handle_lockinfo (frame, fd, lockinfo_buf, len, |
890 | &op_errno); |
891 | if (op_ret < 0) { |
892 | goto unwind; |
893 | } |
894 | |
895 | usual: |
896 | STACK_WIND (frame, default_fsetxattr_cbk, FIRST_CHILD(this),do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 897, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->fsetxattr_cbk) tmp_cbk = default_fsetxattr_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->fsetxattr" ; _new->unwind_to = "default_fsetxattr_cbk"; pthread_spin_init (&_new->lock, 0); pthread_spin_lock (&frame->root ->stack_lock); { _new->next = frame->root->frames .next; _new->prev = &frame->root->frames; if (frame ->root->frames.next) frame->root->frames.next-> prev = _new; frame->root->frames.next = _new; frame-> ref_count++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->fsetxattr); (this->children-> xlator)->fops->fsetxattr (_new, (this->children-> xlator), fd, dict, flags, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
897 | FIRST_CHILD(this)->fops->fsetxattr, fd, dict, flags, xdata)do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 897, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->fsetxattr_cbk) tmp_cbk = default_fsetxattr_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->fsetxattr" ; _new->unwind_to = "default_fsetxattr_cbk"; pthread_spin_init (&_new->lock, 0); pthread_spin_lock (&frame->root ->stack_lock); { _new->next = frame->root->frames .next; _new->prev = &frame->root->frames; if (frame ->root->frames.next) frame->root->frames.next-> prev = _new; frame->root->frames.next = _new; frame-> ref_count++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->fsetxattr); (this->children-> xlator)->fops->fsetxattr (_new, (this->children-> xlator), fd, dict, flags, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
898 | return 0; |
899 | |
900 | unwind: |
901 | STACK_UNWIND_STRICT (fsetxattr, frame, op_ret, op_errno, NULL)do { fop_fsetxattr_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 901, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_fsetxattr_cbk_t )frame->ret ; _parent = frame->parent; pthread_spin_lock (&frame-> root->stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, ((void*)0)); (*__glusterfs_this_location()) = old_THIS ; } while (0); |
902 | return 0; |
903 | } |
904 | |
905 | int32_t |
906 | pl_opendir_cbk (call_frame_t *frame, |
907 | void *cookie, |
908 | xlator_t *this, |
909 | int32_t op_ret, |
910 | int32_t op_errno, |
911 | fd_t *fd, dict_t *xdata) |
912 | { |
913 | pl_fdctx_t *fdctx = NULL((void*)0); |
914 | |
915 | if (op_ret < 0) |
916 | goto unwind; |
917 | |
918 | fdctx = pl_check_n_create_fdctx (this, fd); |
919 | if (!fdctx) { |
920 | op_errno = ENOMEM12; |
921 | op_ret = -1; |
922 | goto unwind; |
923 | } |
924 | |
925 | unwind: |
926 | STACK_UNWIND_STRICT (opendir,do { fop_opendir_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 930, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_opendir_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, fd, xdata); (*__glusterfs_this_location()) = old_THIS ; } while (0) |
927 | frame,do { fop_opendir_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 930, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_opendir_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, fd, xdata); (*__glusterfs_this_location()) = old_THIS ; } while (0) |
928 | op_ret,do { fop_opendir_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 930, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_opendir_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, fd, xdata); (*__glusterfs_this_location()) = old_THIS ; } while (0) |
929 | op_errno,do { fop_opendir_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 930, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_opendir_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, fd, xdata); (*__glusterfs_this_location()) = old_THIS ; } while (0) |
930 | fd, xdata)do { fop_opendir_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 930, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_opendir_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, fd, xdata); (*__glusterfs_this_location()) = old_THIS ; } while (0); |
931 | return 0; |
932 | } |
933 | |
934 | int32_t |
935 | pl_opendir (call_frame_t *frame, xlator_t *this, |
936 | loc_t *loc, fd_t *fd, dict_t *xdata) |
937 | { |
938 | STACK_WIND (frame,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 942, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->opendir_cbk) tmp_cbk = pl_opendir_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->opendir" ; _new->unwind_to = "pl_opendir_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->opendir); (this->children->xlator )->fops->opendir (_new, (this->children->xlator), loc, fd, xdata); (*__glusterfs_this_location()) = old_THIS; } while (0) |
939 | pl_opendir_cbk,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 942, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->opendir_cbk) tmp_cbk = pl_opendir_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->opendir" ; _new->unwind_to = "pl_opendir_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->opendir); (this->children->xlator )->fops->opendir (_new, (this->children->xlator), loc, fd, xdata); (*__glusterfs_this_location()) = old_THIS; } while (0) |
940 | FIRST_CHILD(this),do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 942, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->opendir_cbk) tmp_cbk = pl_opendir_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->opendir" ; _new->unwind_to = "pl_opendir_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->opendir); (this->children->xlator )->fops->opendir (_new, (this->children->xlator), loc, fd, xdata); (*__glusterfs_this_location()) = old_THIS; } while (0) |
941 | FIRST_CHILD(this)->fops->opendir,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 942, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->opendir_cbk) tmp_cbk = pl_opendir_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->opendir" ; _new->unwind_to = "pl_opendir_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->opendir); (this->children->xlator )->fops->opendir (_new, (this->children->xlator), loc, fd, xdata); (*__glusterfs_this_location()) = old_THIS; } while (0) |
942 | loc, fd, xdata)do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 942, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->opendir_cbk) tmp_cbk = pl_opendir_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->opendir" ; _new->unwind_to = "pl_opendir_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->opendir); (this->children->xlator )->fops->opendir (_new, (this->children->xlator), loc, fd, xdata); (*__glusterfs_this_location()) = old_THIS; } while (0); |
943 | return 0; |
944 | |
945 | } |
946 | |
947 | int |
948 | pl_flush_cbk (call_frame_t *frame, void *cookie, xlator_t *this, |
949 | int32_t op_ret, int32_t op_errno, dict_t *xdata) |
950 | { |
951 | STACK_UNWIND_STRICT (flush, frame, op_ret, op_errno, xdata)do { fop_flush_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 951, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_flush_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, xdata); (*__glusterfs_this_location()) = old_THIS ; } while (0); |
952 | |
953 | return 0; |
954 | } |
955 | |
956 | |
957 | int |
958 | pl_flush (call_frame_t *frame, xlator_t *this, |
959 | fd_t *fd, dict_t *xdata) |
960 | { |
961 | pl_inode_t *pl_inode = NULL((void*)0); |
962 | |
963 | pl_inode = pl_inode_get (this, fd->inode); |
964 | |
965 | if (!pl_inode) { |
966 | gf_log (this->name, GF_LOG_DEBUG, "Could not get inode.")do { do { if (0) printf ("Could not get inode."); } while (0) ; _gf_log (this->name, "posix.c", __FUNCTION__, 966, GF_LOG_DEBUG , "Could not get inode."); } while (0); |
967 | STACK_UNWIND_STRICT (flush, frame, -1, EBADFD, NULL)do { fop_flush_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 967, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_flush_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, -1 , 77, ((void*)0)); (*__glusterfs_this_location()) = old_THIS; } while (0); |
968 | return 0; |
969 | } |
970 | |
971 | pl_trace_flush (this, frame, fd); |
972 | |
973 | if (frame->root->lk_owner.len == 0) { |
974 | /* Handle special case when protocol/server sets lk-owner to zero. |
975 | * This usually happens due to a client disconnection. Hence, free |
976 | * all locks opened with this fd. |
977 | */ |
978 | gf_log (this->name, GF_LOG_TRACE,do { do { if (0) printf ("Releasing all locks with fd %p", fd ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 979, GF_LOG_TRACE, "Releasing all locks with fd %p", fd); } while (0) |
979 | "Releasing all locks with fd %p", fd)do { do { if (0) printf ("Releasing all locks with fd %p", fd ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 979, GF_LOG_TRACE, "Releasing all locks with fd %p", fd); } while (0); |
980 | delete_locks_of_fd (this, pl_inode, fd); |
981 | goto wind; |
982 | |
983 | } |
984 | pthread_mutex_lock (&pl_inode->mutex); |
985 | { |
986 | __delete_locks_of_owner (pl_inode, frame->root->trans, |
987 | &frame->root->lk_owner); |
988 | } |
989 | pthread_mutex_unlock (&pl_inode->mutex); |
990 | |
991 | grant_blocked_locks (this, pl_inode); |
992 | |
993 | do_blocked_rw (pl_inode); |
994 | |
995 | wind: |
996 | STACK_WIND (frame, pl_flush_cbk, FIRST_CHILD(this),do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 997, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->flush_cbk) tmp_cbk = pl_flush_cbk; _new ->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->flush"; _new ->unwind_to = "pl_flush_cbk"; pthread_spin_init (&_new ->lock, 0); pthread_spin_lock (&frame->root->stack_lock ); { _new->next = frame->root->frames.next; _new-> prev = &frame->root->frames; if (frame->root-> frames.next) frame->root->frames.next->prev = _new; frame ->root->frames.next = _new; frame->ref_count++; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = (this->children-> xlator); if (frame->this->ctx->measure_latency) gf_latency_begin (_new, (this->children->xlator)->fops->flush); ( this->children->xlator)->fops->flush (_new, (this ->children->xlator), fd, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
997 | FIRST_CHILD(this)->fops->flush, fd, xdata)do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 997, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->flush_cbk) tmp_cbk = pl_flush_cbk; _new ->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->flush"; _new ->unwind_to = "pl_flush_cbk"; pthread_spin_init (&_new ->lock, 0); pthread_spin_lock (&frame->root->stack_lock ); { _new->next = frame->root->frames.next; _new-> prev = &frame->root->frames; if (frame->root-> frames.next) frame->root->frames.next->prev = _new; frame ->root->frames.next = _new; frame->ref_count++; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = (this->children-> xlator); if (frame->this->ctx->measure_latency) gf_latency_begin (_new, (this->children->xlator)->fops->flush); ( this->children->xlator)->fops->flush (_new, (this ->children->xlator), fd, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
998 | return 0; |
999 | } |
1000 | |
1001 | |
1002 | int |
1003 | pl_open_cbk (call_frame_t *frame, void *cookie, xlator_t *this, |
1004 | int32_t op_ret, int32_t op_errno, fd_t *fd, dict_t *xdata) |
1005 | { |
1006 | pl_fdctx_t *fdctx = NULL((void*)0); |
1007 | |
1008 | if (op_ret < 0) |
1009 | goto unwind; |
1010 | |
1011 | fdctx = pl_check_n_create_fdctx (this, fd); |
1012 | if (!fdctx) { |
1013 | op_errno = ENOMEM12; |
1014 | op_ret = -1; |
1015 | goto unwind; |
1016 | } |
1017 | |
1018 | unwind: |
1019 | STACK_UNWIND_STRICT (open, frame, op_ret, op_errno, fd, xdata)do { fop_open_cbk_t fn = ((void*)0); call_frame_t *_parent = ( (void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 1019, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_open_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, fd, xdata); (*__glusterfs_this_location()) = old_THIS ; } while (0); |
1020 | |
1021 | return 0; |
1022 | } |
1023 | |
1024 | |
1025 | int |
1026 | pl_open (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags, |
1027 | fd_t *fd, dict_t *xdata) |
1028 | { |
1029 | STACK_WIND (frame, pl_open_cbk,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1031, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->open_cbk) tmp_cbk = pl_open_cbk; _new ->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->open"; _new ->unwind_to = "pl_open_cbk"; pthread_spin_init (&_new-> lock, 0); pthread_spin_lock (&frame->root->stack_lock ); { _new->next = frame->root->frames.next; _new-> prev = &frame->root->frames; if (frame->root-> frames.next) frame->root->frames.next->prev = _new; frame ->root->frames.next = _new; frame->ref_count++; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = (this->children-> xlator); if (frame->this->ctx->measure_latency) gf_latency_begin (_new, (this->children->xlator)->fops->open); (this ->children->xlator)->fops->open (_new, (this-> children->xlator), loc, flags, fd, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
1030 | FIRST_CHILD(this), FIRST_CHILD(this)->fops->open,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1031, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->open_cbk) tmp_cbk = pl_open_cbk; _new ->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->open"; _new ->unwind_to = "pl_open_cbk"; pthread_spin_init (&_new-> lock, 0); pthread_spin_lock (&frame->root->stack_lock ); { _new->next = frame->root->frames.next; _new-> prev = &frame->root->frames; if (frame->root-> frames.next) frame->root->frames.next->prev = _new; frame ->root->frames.next = _new; frame->ref_count++; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = (this->children-> xlator); if (frame->this->ctx->measure_latency) gf_latency_begin (_new, (this->children->xlator)->fops->open); (this ->children->xlator)->fops->open (_new, (this-> children->xlator), loc, flags, fd, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
1031 | loc, flags, fd, xdata)do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1031, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->open_cbk) tmp_cbk = pl_open_cbk; _new ->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->open"; _new ->unwind_to = "pl_open_cbk"; pthread_spin_init (&_new-> lock, 0); pthread_spin_lock (&frame->root->stack_lock ); { _new->next = frame->root->frames.next; _new-> prev = &frame->root->frames; if (frame->root-> frames.next) frame->root->frames.next->prev = _new; frame ->root->frames.next = _new; frame->ref_count++; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = (this->children-> xlator); if (frame->this->ctx->measure_latency) gf_latency_begin (_new, (this->children->xlator)->fops->open); (this ->children->xlator)->fops->open (_new, (this-> children->xlator), loc, flags, fd, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
1032 | |
1033 | return 0; |
1034 | } |
1035 | |
1036 | |
1037 | int |
1038 | pl_create_cbk (call_frame_t *frame, void *cookie, |
1039 | xlator_t *this, int32_t op_ret, int32_t op_errno, |
1040 | fd_t *fd, inode_t *inode, struct iatt *buf, |
1041 | struct iatt *preparent, struct iatt *postparent, dict_t *xdata) |
1042 | { |
1043 | pl_fdctx_t *fdctx = NULL((void*)0); |
1044 | |
1045 | if (op_ret < 0) |
1046 | goto unwind; |
1047 | |
1048 | fdctx = pl_check_n_create_fdctx (this, fd); |
1049 | if (!fdctx) { |
1050 | op_errno = ENOMEM12; |
1051 | op_ret = -1; |
1052 | goto unwind; |
1053 | } |
1054 | |
1055 | unwind: |
1056 | STACK_UNWIND_STRICT (create, frame, op_ret, op_errno, fd, inode, buf,do { fop_create_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 1057, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_create_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, fd, inode, buf, preparent, postparent, xdata); (* __glusterfs_this_location()) = old_THIS; } while (0) |
1057 | preparent, postparent, xdata)do { fop_create_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 1057, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_create_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, fd, inode, buf, preparent, postparent, xdata); (* __glusterfs_this_location()) = old_THIS; } while (0); |
1058 | |
1059 | return 0; |
1060 | } |
1061 | |
1062 | |
1063 | int |
1064 | pl_create (call_frame_t *frame, xlator_t *this, |
1065 | loc_t *loc, int32_t flags, mode_t mode, mode_t umask, fd_t *fd, |
1066 | dict_t *xdata) |
1067 | { |
1068 | STACK_WIND (frame, pl_create_cbk,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1070, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->create_cbk) tmp_cbk = pl_create_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->create" ; _new->unwind_to = "pl_create_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->create); (this->children->xlator )->fops->create (_new, (this->children->xlator), loc , flags, mode, umask, fd, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
1069 | FIRST_CHILD (this), FIRST_CHILD (this)->fops->create,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1070, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->create_cbk) tmp_cbk = pl_create_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->create" ; _new->unwind_to = "pl_create_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->create); (this->children->xlator )->fops->create (_new, (this->children->xlator), loc , flags, mode, umask, fd, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
1070 | loc, flags, mode, umask, fd, xdata)do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1070, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->create_cbk) tmp_cbk = pl_create_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->create" ; _new->unwind_to = "pl_create_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->create); (this->children->xlator )->fops->create (_new, (this->children->xlator), loc , flags, mode, umask, fd, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
1071 | return 0; |
1072 | } |
1073 | |
1074 | |
1075 | int |
1076 | pl_readv_cbk (call_frame_t *frame, void *cookie, xlator_t *this, |
1077 | int32_t op_ret, int32_t op_errno, |
1078 | struct iovec *vector, int32_t count, struct iatt *stbuf, |
1079 | struct iobref *iobref, dict_t *xdata) |
1080 | { |
1081 | STACK_UNWIND_STRICT (readv, frame, op_ret, op_errno,do { fop_readv_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 1082, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_readv_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, vector, count, stbuf, iobref, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
1082 | vector, count, stbuf, iobref, xdata)do { fop_readv_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 1082, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_readv_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, vector, count, stbuf, iobref, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
1083 | |
1084 | return 0; |
1085 | } |
1086 | |
1087 | int |
1088 | pl_writev_cbk (call_frame_t *frame, void *cookie, xlator_t *this, |
1089 | int32_t op_ret, int32_t op_errno, struct iatt *prebuf, |
1090 | struct iatt *postbuf, dict_t *xdata) |
1091 | { |
1092 | STACK_UNWIND_STRICT (writev, frame, op_ret, op_errno, prebuf, postbuf,do { fop_writev_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 1093, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_writev_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, prebuf, postbuf, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
1093 | xdata)do { fop_writev_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 1093, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_writev_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, prebuf, postbuf, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
1094 | |
1095 | return 0; |
1096 | } |
1097 | |
1098 | |
1099 | void |
1100 | do_blocked_rw (pl_inode_t *pl_inode) |
1101 | { |
1102 | struct list_head wind_list; |
1103 | pl_rw_req_t *rw = NULL((void*)0); |
1104 | pl_rw_req_t *tmp = NULL((void*)0); |
1105 | |
1106 | INIT_LIST_HEAD (&wind_list)do { (&wind_list)->next = (&wind_list)->prev = & wind_list; } while (0); |
1107 | |
1108 | pthread_mutex_lock (&pl_inode->mutex); |
1109 | { |
1110 | list_for_each_entry_safe (rw, tmp, &pl_inode->rw_list, list)for (rw = ((typeof(*rw) *)((char *)((&pl_inode->rw_list )->next)-(unsigned long)(&((typeof(*rw) *)0)->list) )), tmp = ((typeof(*rw) *)((char *)(rw->list.next)-(unsigned long)(&((typeof(*rw) *)0)->list))); &rw->list != (&pl_inode->rw_list); rw = tmp, tmp = ((typeof(*tmp) * )((char *)(tmp->list.next)-(unsigned long)(&((typeof(* tmp) *)0)->list)))) { |
1111 | if (__rw_allowable (pl_inode, &rw->region, |
1112 | rw->stub->fop)) { |
1113 | list_del_init (&rw->list); |
1114 | list_add_tail (&rw->list, &wind_list); |
1115 | } |
1116 | } |
1117 | } |
1118 | pthread_mutex_unlock (&pl_inode->mutex); |
1119 | |
1120 | list_for_each_entry_safe (rw, tmp, &wind_list, list)for (rw = ((typeof(*rw) *)((char *)((&wind_list)->next )-(unsigned long)(&((typeof(*rw) *)0)->list))), tmp = ( (typeof(*rw) *)((char *)(rw->list.next)-(unsigned long)(& ((typeof(*rw) *)0)->list))); &rw->list != (&wind_list ); rw = tmp, tmp = ((typeof(*tmp) *)((char *)(tmp->list.next )-(unsigned long)(&((typeof(*tmp) *)0)->list)))) { |
1121 | list_del_init (&rw->list); |
1122 | call_resume (rw->stub); |
1123 | GF_FREE (rw)__gf_free (rw); |
1124 | } |
1125 | |
1126 | return; |
1127 | } |
1128 | |
1129 | |
1130 | static int |
1131 | __rw_allowable (pl_inode_t *pl_inode, posix_lock_t *region, |
1132 | glusterfs_fop_t op) |
1133 | { |
1134 | posix_lock_t *l = NULL((void*)0); |
1135 | int ret = 1; |
1136 | |
1137 | list_for_each_entry (l, &pl_inode->ext_list, list)for (l = ((typeof(*l) *)((char *)((&pl_inode->ext_list )->next)-(unsigned long)(&((typeof(*l) *)0)->list)) ); &l->list != (&pl_inode->ext_list); l = ((typeof (*l) *)((char *)(l->list.next)-(unsigned long)(&((typeof (*l) *)0)->list)))) { |
1138 | if (locks_overlap (l, region) && !same_owner (l, region)) { |
1139 | if ((op == GF_FOP_READ) && (l->fl_type != F_WRLCK1)) |
1140 | continue; |
1141 | ret = 0; |
1142 | break; |
1143 | } |
1144 | } |
1145 | |
1146 | return ret; |
1147 | } |
1148 | |
1149 | |
1150 | int |
1151 | pl_readv_cont (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size, |
1152 | off_t offset, uint32_t flags, dict_t *xdata) |
1153 | { |
1154 | STACK_WIND (frame, pl_readv_cbk,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1156, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->readv_cbk) tmp_cbk = pl_readv_cbk; _new ->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->readv"; _new->unwind_to = "pl_readv_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->readv); (this->children->xlator )->fops->readv (_new, (this->children->xlator), fd , size, offset, flags, xdata); (*__glusterfs_this_location()) = old_THIS; } while (0) |
1155 | FIRST_CHILD (this), FIRST_CHILD (this)->fops->readv,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1156, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->readv_cbk) tmp_cbk = pl_readv_cbk; _new ->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->readv"; _new->unwind_to = "pl_readv_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->readv); (this->children->xlator )->fops->readv (_new, (this->children->xlator), fd , size, offset, flags, xdata); (*__glusterfs_this_location()) = old_THIS; } while (0) |
1156 | fd, size, offset, flags, xdata)do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1156, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->readv_cbk) tmp_cbk = pl_readv_cbk; _new ->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->readv"; _new->unwind_to = "pl_readv_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->readv); (this->children->xlator )->fops->readv (_new, (this->children->xlator), fd , size, offset, flags, xdata); (*__glusterfs_this_location()) = old_THIS; } while (0); |
1157 | |
1158 | return 0; |
1159 | } |
1160 | |
1161 | |
1162 | int |
1163 | pl_readv (call_frame_t *frame, xlator_t *this, |
1164 | fd_t *fd, size_t size, off_t offset, uint32_t flags, dict_t *xdata) |
1165 | { |
1166 | posix_locks_private_t *priv = NULL((void*)0); |
1167 | pl_inode_t *pl_inode = NULL((void*)0); |
1168 | pl_rw_req_t *rw = NULL((void*)0); |
1169 | posix_lock_t region = {.list = {0, }, }; |
1170 | int op_ret = 0; |
1171 | int op_errno = 0; |
1172 | char wind_needed = 1; |
1173 | |
1174 | |
1175 | priv = this->private; |
1176 | pl_inode = pl_inode_get (this, fd->inode); |
1177 | |
1178 | if (priv->mandatory && pl_inode->mandatory) { |
1179 | region.fl_start = offset; |
1180 | region.fl_end = offset + size - 1; |
1181 | region.transport = frame->root->trans; |
1182 | region.fd_num = fd_to_fdnum(fd); |
1183 | region.client_pid = frame->root->pid; |
1184 | region.owner = frame->root->lk_owner; |
1185 | |
1186 | pthread_mutex_lock (&pl_inode->mutex); |
1187 | { |
1188 | wind_needed = __rw_allowable (pl_inode, ®ion, |
1189 | GF_FOP_READ); |
1190 | if (wind_needed) { |
1191 | goto unlock; |
1192 | } |
1193 | |
1194 | if (fd->flags & O_NONBLOCK04000) { |
1195 | gf_log (this->name, GF_LOG_TRACE,do { do { if (0) printf ("returning EAGAIN as fd is O_NONBLOCK" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1196, GF_LOG_TRACE, "returning EAGAIN as fd is O_NONBLOCK") ; } while (0) |
1196 | "returning EAGAIN as fd is O_NONBLOCK")do { do { if (0) printf ("returning EAGAIN as fd is O_NONBLOCK" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1196, GF_LOG_TRACE, "returning EAGAIN as fd is O_NONBLOCK") ; } while (0); |
1197 | op_errno = EAGAIN11; |
1198 | op_ret = -1; |
1199 | goto unlock; |
1200 | } |
1201 | |
1202 | rw = GF_CALLOC (1, sizeof (*rw),__gf_calloc (1, sizeof (*rw), gf_locks_mt_pl_rw_req_t) |
1203 | gf_locks_mt_pl_rw_req_t)__gf_calloc (1, sizeof (*rw), gf_locks_mt_pl_rw_req_t); |
1204 | if (!rw) { |
1205 | op_errno = ENOMEM12; |
1206 | op_ret = -1; |
1207 | goto unlock; |
1208 | } |
1209 | |
1210 | rw->stub = fop_readv_stub (frame, pl_readv_cont, |
1211 | fd, size, offset, flags, |
1212 | xdata); |
1213 | if (!rw->stub) { |
1214 | op_errno = ENOMEM12; |
1215 | op_ret = -1; |
1216 | GF_FREE (rw)__gf_free (rw); |
1217 | goto unlock; |
1218 | } |
1219 | |
1220 | rw->region = region; |
1221 | |
1222 | list_add_tail (&rw->list, &pl_inode->rw_list); |
1223 | } |
1224 | unlock: |
1225 | pthread_mutex_unlock (&pl_inode->mutex); |
1226 | } |
1227 | |
1228 | |
1229 | if (wind_needed) { |
1230 | STACK_WIND (frame, pl_readv_cbk,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1232, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->readv_cbk) tmp_cbk = pl_readv_cbk; _new ->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->readv"; _new->unwind_to = "pl_readv_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->readv); (this->children->xlator )->fops->readv (_new, (this->children->xlator), fd , size, offset, flags, xdata); (*__glusterfs_this_location()) = old_THIS; } while (0) |
1231 | FIRST_CHILD (this), FIRST_CHILD (this)->fops->readv,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1232, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->readv_cbk) tmp_cbk = pl_readv_cbk; _new ->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->readv"; _new->unwind_to = "pl_readv_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->readv); (this->children->xlator )->fops->readv (_new, (this->children->xlator), fd , size, offset, flags, xdata); (*__glusterfs_this_location()) = old_THIS; } while (0) |
1232 | fd, size, offset, flags, xdata)do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1232, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->readv_cbk) tmp_cbk = pl_readv_cbk; _new ->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->readv"; _new->unwind_to = "pl_readv_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->readv); (this->children->xlator )->fops->readv (_new, (this->children->xlator), fd , size, offset, flags, xdata); (*__glusterfs_this_location()) = old_THIS; } while (0); |
1233 | } |
1234 | |
1235 | if (op_ret == -1) |
1236 | STACK_UNWIND_STRICT (readv, frame, -1, op_errno,do { fop_readv_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 1237, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_readv_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, -1 , op_errno, ((void*)0), 0, ((void*)0), ((void*)0), ((void*)0) ); (*__glusterfs_this_location()) = old_THIS; } while (0) |
1237 | NULL, 0, NULL, NULL, NULL)do { fop_readv_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 1237, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_readv_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, -1 , op_errno, ((void*)0), 0, ((void*)0), ((void*)0), ((void*)0) ); (*__glusterfs_this_location()) = old_THIS; } while (0); |
1238 | |
1239 | return 0; |
1240 | } |
1241 | |
1242 | |
1243 | int |
1244 | pl_writev_cont (call_frame_t *frame, xlator_t *this, fd_t *fd, |
1245 | struct iovec *vector, int count, off_t offset, |
1246 | uint32_t flags, struct iobref *iobref, dict_t *xdata) |
1247 | { |
1248 | STACK_WIND (frame, pl_writev_cbk,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1250, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->writev_cbk) tmp_cbk = pl_writev_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->writev" ; _new->unwind_to = "pl_writev_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->writev); (this->children->xlator )->fops->writev (_new, (this->children->xlator), fd , vector, count, offset, flags, iobref, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
1249 | FIRST_CHILD (this), FIRST_CHILD (this)->fops->writev,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1250, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->writev_cbk) tmp_cbk = pl_writev_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->writev" ; _new->unwind_to = "pl_writev_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->writev); (this->children->xlator )->fops->writev (_new, (this->children->xlator), fd , vector, count, offset, flags, iobref, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
1250 | fd, vector, count, offset, flags, iobref, xdata)do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1250, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->writev_cbk) tmp_cbk = pl_writev_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->writev" ; _new->unwind_to = "pl_writev_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->writev); (this->children->xlator )->fops->writev (_new, (this->children->xlator), fd , vector, count, offset, flags, iobref, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
1251 | |
1252 | return 0; |
1253 | } |
1254 | |
1255 | |
1256 | int |
1257 | pl_writev (call_frame_t *frame, xlator_t *this, fd_t *fd, |
1258 | struct iovec *vector, int32_t count, off_t offset, |
1259 | uint32_t flags, struct iobref *iobref, dict_t *xdata) |
1260 | { |
1261 | posix_locks_private_t *priv = NULL((void*)0); |
1262 | pl_inode_t *pl_inode = NULL((void*)0); |
1263 | pl_rw_req_t *rw = NULL((void*)0); |
1264 | posix_lock_t region = {.list = {0, }, }; |
1265 | int op_ret = 0; |
1266 | int op_errno = 0; |
1267 | char wind_needed = 1; |
1268 | |
1269 | priv = this->private; |
1270 | pl_inode = pl_inode_get (this, fd->inode); |
1271 | |
1272 | if (priv->mandatory && pl_inode->mandatory) { |
1273 | region.fl_start = offset; |
1274 | region.fl_end = offset + iov_length (vector, count) - 1; |
1275 | region.transport = frame->root->trans; |
1276 | region.fd_num = fd_to_fdnum(fd); |
1277 | region.client_pid = frame->root->pid; |
1278 | region.owner = frame->root->lk_owner; |
1279 | |
1280 | pthread_mutex_lock (&pl_inode->mutex); |
1281 | { |
1282 | wind_needed = __rw_allowable (pl_inode, ®ion, |
1283 | GF_FOP_WRITE); |
1284 | if (wind_needed) |
1285 | goto unlock; |
1286 | |
1287 | if (fd->flags & O_NONBLOCK04000) { |
1288 | gf_log (this->name, GF_LOG_TRACE,do { do { if (0) printf ("returning EAGAIN because fd is " "O_NONBLOCK" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1290, GF_LOG_TRACE, "returning EAGAIN because fd is " "O_NONBLOCK" ); } while (0) |
1289 | "returning EAGAIN because fd is "do { do { if (0) printf ("returning EAGAIN because fd is " "O_NONBLOCK" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1290, GF_LOG_TRACE, "returning EAGAIN because fd is " "O_NONBLOCK" ); } while (0) |
1290 | "O_NONBLOCK")do { do { if (0) printf ("returning EAGAIN because fd is " "O_NONBLOCK" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1290, GF_LOG_TRACE, "returning EAGAIN because fd is " "O_NONBLOCK" ); } while (0); |
1291 | op_errno = EAGAIN11; |
1292 | op_ret = -1; |
1293 | goto unlock; |
1294 | } |
1295 | |
1296 | rw = GF_CALLOC (1, sizeof (*rw),__gf_calloc (1, sizeof (*rw), gf_locks_mt_pl_rw_req_t) |
1297 | gf_locks_mt_pl_rw_req_t)__gf_calloc (1, sizeof (*rw), gf_locks_mt_pl_rw_req_t); |
1298 | if (!rw) { |
1299 | op_errno = ENOMEM12; |
1300 | op_ret = -1; |
1301 | goto unlock; |
1302 | } |
1303 | |
1304 | rw->stub = fop_writev_stub (frame, pl_writev_cont, |
1305 | fd, vector, count, offset, |
1306 | flags, iobref, xdata); |
1307 | if (!rw->stub) { |
1308 | op_errno = ENOMEM12; |
1309 | op_ret = -1; |
1310 | GF_FREE (rw)__gf_free (rw); |
1311 | goto unlock; |
1312 | } |
1313 | |
1314 | rw->region = region; |
1315 | |
1316 | list_add_tail (&rw->list, &pl_inode->rw_list); |
1317 | } |
1318 | unlock: |
1319 | pthread_mutex_unlock (&pl_inode->mutex); |
1320 | } |
1321 | |
1322 | |
1323 | if (wind_needed) |
1324 | STACK_WIND (frame, pl_writev_cbk,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1326, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->writev_cbk) tmp_cbk = pl_writev_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->writev" ; _new->unwind_to = "pl_writev_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->writev); (this->children->xlator )->fops->writev (_new, (this->children->xlator), fd , vector, count, offset, flags, iobref, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
1325 | FIRST_CHILD (this), FIRST_CHILD (this)->fops->writev,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1326, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->writev_cbk) tmp_cbk = pl_writev_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->writev" ; _new->unwind_to = "pl_writev_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->writev); (this->children->xlator )->fops->writev (_new, (this->children->xlator), fd , vector, count, offset, flags, iobref, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
1326 | fd, vector, count, offset, flags, iobref, xdata)do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1326, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->writev_cbk) tmp_cbk = pl_writev_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD (this)->fops->writev" ; _new->unwind_to = "pl_writev_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->writev); (this->children->xlator )->fops->writev (_new, (this->children->xlator), fd , vector, count, offset, flags, iobref, xdata); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
1327 | |
1328 | if (op_ret == -1) |
1329 | STACK_UNWIND_STRICT (writev, frame, -1, op_errno, NULL, NULL,do { fop_writev_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 1330, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_writev_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, -1 , op_errno, ((void*)0), ((void*)0), ((void*)0)); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
1330 | NULL)do { fop_writev_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 1330, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_writev_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, -1 , op_errno, ((void*)0), ((void*)0), ((void*)0)); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
1331 | |
1332 | return 0; |
1333 | } |
1334 | |
1335 | static int |
1336 | __fd_has_locks (pl_inode_t *pl_inode, fd_t *fd) |
1337 | { |
1338 | int found = 0; |
1339 | posix_lock_t *l = NULL((void*)0); |
1340 | |
1341 | list_for_each_entry (l, &pl_inode->ext_list, list)for (l = ((typeof(*l) *)((char *)((&pl_inode->ext_list )->next)-(unsigned long)(&((typeof(*l) *)0)->list)) ); &l->list != (&pl_inode->ext_list); l = ((typeof (*l) *)((char *)(l->list.next)-(unsigned long)(&((typeof (*l) *)0)->list)))) { |
1342 | if ((l->fd_num == fd_to_fdnum(fd))) { |
1343 | found = 1; |
1344 | break; |
1345 | } |
1346 | } |
1347 | |
1348 | return found; |
1349 | } |
1350 | |
1351 | static posix_lock_t * |
1352 | lock_dup (posix_lock_t *lock) |
1353 | { |
1354 | posix_lock_t *new_lock = NULL((void*)0); |
1355 | |
1356 | new_lock = new_posix_lock (&lock->user_flock, lock->transport, |
1357 | lock->client_pid, &lock->owner, |
1358 | (fd_t *)lock->fd_num); |
1359 | return new_lock; |
1360 | } |
1361 | |
1362 | static int |
1363 | __dup_locks_to_fdctx (pl_inode_t *pl_inode, fd_t *fd, |
1364 | pl_fdctx_t *fdctx) |
1365 | { |
1366 | posix_lock_t *l = NULL((void*)0); |
1367 | posix_lock_t *duplock = NULL((void*)0); |
1368 | int ret = 0; |
1369 | |
1370 | list_for_each_entry (l, &pl_inode->ext_list, list)for (l = ((typeof(*l) *)((char *)((&pl_inode->ext_list )->next)-(unsigned long)(&((typeof(*l) *)0)->list)) ); &l->list != (&pl_inode->ext_list); l = ((typeof (*l) *)((char *)(l->list.next)-(unsigned long)(&((typeof (*l) *)0)->list)))) { |
1371 | if ((l->fd_num == fd_to_fdnum(fd))) { |
1372 | duplock = lock_dup (l); |
1373 | if (!duplock) { |
1374 | ret = -1; |
1375 | break; |
1376 | } |
1377 | |
1378 | list_add_tail (&duplock->list, &fdctx->locks_list); |
1379 | } |
1380 | } |
1381 | |
1382 | return ret; |
1383 | } |
1384 | |
1385 | static int |
1386 | __copy_locks_to_fdctx (pl_inode_t *pl_inode, fd_t *fd, |
1387 | pl_fdctx_t *fdctx) |
1388 | { |
1389 | int ret = 0; |
1390 | |
1391 | ret = __dup_locks_to_fdctx (pl_inode, fd, fdctx); |
1392 | if (ret) |
1393 | goto out; |
1394 | |
1395 | out: |
1396 | return ret; |
1397 | |
1398 | } |
1399 | |
1400 | static void |
1401 | pl_mark_eol_lock (posix_lock_t *lock) |
1402 | { |
1403 | lock->user_flock.l_type = GF_LK_EOL; |
1404 | return; |
1405 | } |
1406 | |
1407 | static posix_lock_t * |
1408 | __get_next_fdctx_lock (pl_fdctx_t *fdctx) |
1409 | { |
1410 | posix_lock_t *lock = NULL((void*)0); |
1411 | |
1412 | GF_ASSERT (fdctx)do { if (!(fdctx)) { do { do { if (0) printf ("Assertion failed: " "fdctx"); } while (0); _gf_log_callingfn ("", "posix.c", __FUNCTION__ , 1412, GF_LOG_ERROR, "Assertion failed: " "fdctx"); } while ( 0); } } while (0); |
1413 | |
1414 | if (list_empty (&fdctx->locks_list)) { |
1415 | gf_log (THIS->name, GF_LOG_DEBUG,do { do { if (0) printf ("fdctx lock list empty"); } while (0 ); _gf_log ((*__glusterfs_this_location())->name, "posix.c" , __FUNCTION__, 1416, GF_LOG_DEBUG, "fdctx lock list empty"); } while (0) |
1416 | "fdctx lock list empty")do { do { if (0) printf ("fdctx lock list empty"); } while (0 ); _gf_log ((*__glusterfs_this_location())->name, "posix.c" , __FUNCTION__, 1416, GF_LOG_DEBUG, "fdctx lock list empty"); } while (0); |
1417 | goto out; |
1418 | } |
1419 | |
1420 | lock = list_entry (fdctx->locks_list.next, typeof (*lock),((typeof (*lock) *)((char *)(fdctx->locks_list.next)-(unsigned long)(&((typeof (*lock) *)0)->list))) |
1421 | list)((typeof (*lock) *)((char *)(fdctx->locks_list.next)-(unsigned long)(&((typeof (*lock) *)0)->list))); |
1422 | |
1423 | GF_ASSERT (lock)do { if (!(lock)) { do { do { if (0) printf ("Assertion failed: " "lock"); } while (0); _gf_log_callingfn ("", "posix.c", __FUNCTION__ , 1423, GF_LOG_ERROR, "Assertion failed: " "lock"); } while ( 0); } } while (0); |
1424 | |
1425 | list_del_init (&lock->list); |
1426 | |
1427 | out: |
1428 | return lock; |
1429 | } |
1430 | |
1431 | static int |
1432 | __set_next_lock_fd (pl_fdctx_t *fdctx, posix_lock_t *reqlock) |
1433 | { |
1434 | posix_lock_t *lock = NULL((void*)0); |
1435 | int ret = 0; |
1436 | |
1437 | GF_ASSERT (fdctx)do { if (!(fdctx)) { do { do { if (0) printf ("Assertion failed: " "fdctx"); } while (0); _gf_log_callingfn ("", "posix.c", __FUNCTION__ , 1437, GF_LOG_ERROR, "Assertion failed: " "fdctx"); } while ( 0); } } while (0); |
1438 | |
1439 | lock = __get_next_fdctx_lock (fdctx); |
1440 | if (!lock) { |
1441 | gf_log (THIS->name, GF_LOG_DEBUG,do { do { if (0) printf ("marking EOL in reqlock"); } while ( 0); _gf_log ((*__glusterfs_this_location())->name, "posix.c" , __FUNCTION__, 1442, GF_LOG_DEBUG, "marking EOL in reqlock") ; } while (0) |
1442 | "marking EOL in reqlock")do { do { if (0) printf ("marking EOL in reqlock"); } while ( 0); _gf_log ((*__glusterfs_this_location())->name, "posix.c" , __FUNCTION__, 1442, GF_LOG_DEBUG, "marking EOL in reqlock") ; } while (0); |
1443 | pl_mark_eol_lock (reqlock); |
1444 | goto out; |
1445 | } |
1446 | |
1447 | reqlock->user_flock = lock->user_flock; |
1448 | reqlock->fl_start = lock->fl_start; |
1449 | reqlock->fl_type = lock->fl_type; |
1450 | reqlock->fl_end = lock->fl_end; |
1451 | reqlock->owner = lock->owner; |
1452 | |
1453 | out: |
1454 | if (lock) |
1455 | __destroy_lock (lock); |
1456 | |
1457 | return ret; |
1458 | } |
1459 | |
1460 | static int |
1461 | pl_getlk_fd (xlator_t *this, pl_inode_t *pl_inode, |
1462 | fd_t *fd, posix_lock_t *reqlock) |
1463 | { |
1464 | uint64_t tmp = 0; |
1465 | pl_fdctx_t *fdctx = NULL((void*)0); |
1466 | int ret = 0; |
1467 | |
1468 | pthread_mutex_lock (&pl_inode->mutex); |
1469 | { |
1470 | if (!__fd_has_locks (pl_inode, fd)) { |
1471 | gf_log (this->name, GF_LOG_DEBUG,do { do { if (0) printf ("fd=%p has no active locks", fd); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 1472, GF_LOG_DEBUG , "fd=%p has no active locks", fd); } while (0) |
1472 | "fd=%p has no active locks", fd)do { do { if (0) printf ("fd=%p has no active locks", fd); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 1472, GF_LOG_DEBUG , "fd=%p has no active locks", fd); } while (0); |
1473 | ret = 0; |
1474 | goto unlock; |
1475 | } |
1476 | |
1477 | gf_log (this->name, GF_LOG_DEBUG,do { do { if (0) printf ("There are active locks on fd"); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 1478, GF_LOG_DEBUG , "There are active locks on fd"); } while (0) |
1478 | "There are active locks on fd")do { do { if (0) printf ("There are active locks on fd"); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 1478, GF_LOG_DEBUG , "There are active locks on fd"); } while (0); |
1479 | |
1480 | ret = fd_ctx_get (fd, this, &tmp); |
1481 | fdctx = (pl_fdctx_t *)(long) tmp; |
1482 | |
1483 | if (list_empty (&fdctx->locks_list)) { |
1484 | gf_log (this->name, GF_LOG_TRACE,do { do { if (0) printf ("no fdctx -> copying all locks on fd" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1485, GF_LOG_TRACE, "no fdctx -> copying all locks on fd" ); } while (0) |
1485 | "no fdctx -> copying all locks on fd")do { do { if (0) printf ("no fdctx -> copying all locks on fd" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1485, GF_LOG_TRACE, "no fdctx -> copying all locks on fd" ); } while (0); |
1486 | |
1487 | ret = __copy_locks_to_fdctx (pl_inode, fd, fdctx); |
1488 | if (ret) { |
1489 | goto unlock; |
1490 | } |
1491 | |
1492 | ret = __set_next_lock_fd (fdctx, reqlock); |
1493 | |
1494 | } else { |
1495 | gf_log (this->name, GF_LOG_TRACE,do { do { if (0) printf ("fdctx present -> returning the next lock" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1496, GF_LOG_TRACE, "fdctx present -> returning the next lock" ); } while (0) |
1496 | "fdctx present -> returning the next lock")do { do { if (0) printf ("fdctx present -> returning the next lock" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1496, GF_LOG_TRACE, "fdctx present -> returning the next lock" ); } while (0); |
1497 | ret = __set_next_lock_fd (fdctx, reqlock); |
1498 | if (ret) { |
1499 | gf_log (this->name, GF_LOG_DEBUG,do { do { if (0) printf ("could not get next lock of fd"); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 1500, GF_LOG_DEBUG , "could not get next lock of fd"); } while (0) |
1500 | "could not get next lock of fd")do { do { if (0) printf ("could not get next lock of fd"); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 1500, GF_LOG_DEBUG , "could not get next lock of fd"); } while (0); |
1501 | goto unlock; |
1502 | } |
1503 | } |
1504 | } |
1505 | |
1506 | unlock: |
1507 | pthread_mutex_unlock (&pl_inode->mutex); |
1508 | return ret; |
1509 | |
1510 | } |
1511 | |
1512 | int |
1513 | pl_lk (call_frame_t *frame, xlator_t *this, |
1514 | fd_t *fd, int32_t cmd, struct gf_flock *flock, dict_t *xdata) |
1515 | { |
1516 | void *transport = NULL((void*)0); |
1517 | pid_t client_pid = 0; |
1518 | pl_inode_t *pl_inode = NULL((void*)0); |
1519 | int op_ret = 0; |
1520 | int op_errno = 0; |
1521 | int can_block = 0; |
1522 | posix_lock_t *reqlock = NULL((void*)0); |
1523 | posix_lock_t *conf = NULL((void*)0); |
1524 | int ret = 0; |
1525 | |
1526 | transport = frame->root->trans; |
1527 | client_pid = frame->root->pid; |
1528 | |
1529 | if ((flock->l_start < 0) || (flock->l_len < 0)) { |
1530 | op_ret = -1; |
1531 | op_errno = EINVAL22; |
1532 | goto unwind; |
1533 | } |
1534 | |
1535 | pl_inode = pl_inode_get (this, fd->inode); |
1536 | if (!pl_inode) { |
1537 | op_ret = -1; |
1538 | op_errno = ENOMEM12; |
1539 | goto unwind; |
1540 | } |
1541 | |
1542 | reqlock = new_posix_lock (flock, transport, client_pid, |
1543 | &frame->root->lk_owner, fd); |
1544 | |
1545 | if (!reqlock) { |
1546 | op_ret = -1; |
1547 | op_errno = ENOMEM12; |
1548 | goto unwind; |
1549 | } |
1550 | |
1551 | pl_trace_in (this, frame, fd, NULL((void*)0), cmd, flock, NULL((void*)0)); |
1552 | |
1553 | switch (cmd) { |
1554 | |
1555 | case F_RESLK_LCKW: |
1556 | can_block = 1; |
1557 | |
1558 | /* fall through */ |
1559 | case F_RESLK_LCK: |
1560 | memcpy (&reqlock->user_flock, flock, sizeof (struct gf_flock)); |
1561 | reqlock->frame = frame; |
1562 | reqlock->this = this; |
1563 | |
1564 | ret = pl_reserve_setlk (this, pl_inode, reqlock, |
1565 | can_block); |
1566 | if (ret < 0) { |
1567 | if (can_block) |
1568 | goto out; |
1569 | |
1570 | op_ret = -1; |
1571 | op_errno = -ret; |
1572 | __destroy_lock (reqlock); |
1573 | goto unwind; |
1574 | } |
1575 | /* Finally a getlk and return the call */ |
1576 | conf = pl_getlk (pl_inode, reqlock); |
1577 | if (conf) |
1578 | posix_lock_to_flock (conf, flock); |
1579 | break; |
1580 | |
1581 | case F_RESLK_UNLCK: |
1582 | reqlock->frame = frame; |
1583 | reqlock->this = this; |
1584 | ret = pl_reserve_unlock (this, pl_inode, reqlock); |
1585 | if (ret < 0) { |
1586 | op_ret = -1; |
1587 | op_errno = -ret; |
1588 | } |
1589 | __destroy_lock (reqlock); |
1590 | goto unwind; |
1591 | |
1592 | break; |
1593 | |
1594 | case F_GETLK_FD: |
1595 | reqlock->frame = frame; |
1596 | reqlock->this = this; |
1597 | ret = pl_verify_reservelk (this, pl_inode, reqlock, can_block); |
1598 | GF_ASSERT (ret >= 0)do { if (!(ret >= 0)) { do { do { if (0) printf ("Assertion failed: " "ret >= 0"); } while (0); _gf_log_callingfn ("", "posix.c" , __FUNCTION__, 1598, GF_LOG_ERROR, "Assertion failed: " "ret >= 0" ); } while (0); } } while (0); |
1599 | |
1600 | ret = pl_getlk_fd (this, pl_inode, fd, reqlock); |
1601 | if (ret < 0) { |
1602 | gf_log (this->name, GF_LOG_DEBUG,do { do { if (0) printf ("getting locks on fd failed"); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 1603, GF_LOG_DEBUG , "getting locks on fd failed"); } while (0) |
1603 | "getting locks on fd failed")do { do { if (0) printf ("getting locks on fd failed"); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 1603, GF_LOG_DEBUG , "getting locks on fd failed"); } while (0); |
1604 | op_ret = -1; |
1605 | op_errno = ENOLCK37; |
1606 | goto unwind; |
1607 | } |
1608 | |
1609 | gf_log (this->name, GF_LOG_TRACE,do { do { if (0) printf ("Replying with a lock on fd for healing" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1610, GF_LOG_TRACE, "Replying with a lock on fd for healing" ); } while (0) |
1610 | "Replying with a lock on fd for healing")do { do { if (0) printf ("Replying with a lock on fd for healing" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1610, GF_LOG_TRACE, "Replying with a lock on fd for healing" ); } while (0); |
1611 | |
1612 | posix_lock_to_flock (reqlock, flock); |
1613 | __destroy_lock (reqlock); |
1614 | |
1615 | break; |
1616 | |
1617 | #if F_GETLK12 != F_GETLK6412 |
1618 | case F_GETLK6412: |
1619 | #endif |
1620 | case F_GETLK12: |
1621 | conf = pl_getlk (pl_inode, reqlock); |
1622 | posix_lock_to_flock (conf, flock); |
1623 | __destroy_lock (reqlock); |
1624 | |
1625 | break; |
1626 | |
1627 | #if F_SETLKW14 != F_SETLKW6414 |
1628 | case F_SETLKW6414: |
1629 | #endif |
1630 | case F_SETLKW14: |
1631 | can_block = 1; |
1632 | reqlock->frame = frame; |
1633 | reqlock->this = this; |
1634 | |
1635 | /* fall through */ |
1636 | |
1637 | #if F_SETLK13 != F_SETLK6413 |
1638 | case F_SETLK6413: |
1639 | #endif |
1640 | case F_SETLK13: |
1641 | memcpy (&reqlock->user_flock, flock, sizeof (struct gf_flock)); |
1642 | ret = pl_verify_reservelk (this, pl_inode, reqlock, can_block); |
1643 | if (ret < 0) { |
1644 | gf_log (this->name, GF_LOG_TRACE,do { do { if (0) printf ("Lock blocked due to conflicting reserve lock" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1645, GF_LOG_TRACE, "Lock blocked due to conflicting reserve lock" ); } while (0) |
1645 | "Lock blocked due to conflicting reserve lock")do { do { if (0) printf ("Lock blocked due to conflicting reserve lock" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1645, GF_LOG_TRACE, "Lock blocked due to conflicting reserve lock" ); } while (0); |
1646 | goto out; |
1647 | } |
1648 | ret = pl_setlk (this, pl_inode, reqlock, |
1649 | can_block); |
1650 | |
1651 | if (ret == -1) { |
1652 | if ((can_block) && (F_UNLCK2 != flock->l_type)) { |
1653 | pl_trace_block (this, frame, fd, NULL((void*)0), cmd, flock, NULL((void*)0)); |
1654 | goto out; |
1655 | } |
1656 | gf_log (this->name, GF_LOG_DEBUG, "returning EAGAIN")do { do { if (0) printf ("returning EAGAIN"); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 1656, GF_LOG_DEBUG, "returning EAGAIN"); } while (0); |
1657 | op_ret = -1; |
1658 | op_errno = EAGAIN11; |
1659 | __destroy_lock (reqlock); |
1660 | |
1661 | } else if ((0 == ret) && (F_UNLCK2 == flock->l_type)) { |
1662 | /* For NLM's last "unlock on fd" detection */ |
1663 | if (pl_locks_by_fd (pl_inode, fd)) |
1664 | flock->l_type = F_RDLCK0; |
1665 | else |
1666 | flock->l_type = F_UNLCK2; |
1667 | } |
1668 | } |
1669 | |
1670 | unwind: |
1671 | pl_trace_out (this, frame, fd, NULL((void*)0), cmd, flock, op_ret, op_errno, NULL((void*)0)); |
1672 | pl_update_refkeeper (this, fd->inode); |
1673 | |
1674 | |
1675 | STACK_UNWIND_STRICT (lk, frame, op_ret, op_errno, flock, xdata)do { fop_lk_cbk_t fn = ((void*)0); call_frame_t *_parent = (( void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 1675, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_lk_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, flock, xdata); (*__glusterfs_this_location()) = old_THIS ; } while (0); |
1676 | out: |
1677 | return 0; |
1678 | } |
1679 | |
1680 | |
1681 | /* TODO: this function just logs, no action required?? */ |
1682 | int |
1683 | pl_forget (xlator_t *this, |
1684 | inode_t *inode) |
1685 | { |
1686 | pl_inode_t *pl_inode = NULL((void*)0); |
1687 | |
1688 | posix_lock_t *ext_tmp = NULL((void*)0); |
1689 | posix_lock_t *ext_l = NULL((void*)0); |
1690 | struct list_head posixlks_released; |
1691 | |
1692 | pl_inode_lock_t *ino_tmp = NULL((void*)0); |
1693 | pl_inode_lock_t *ino_l = NULL((void*)0); |
1694 | struct list_head inodelks_released; |
1695 | |
1696 | pl_rw_req_t *rw_tmp = NULL((void*)0); |
1697 | pl_rw_req_t *rw_req = NULL((void*)0); |
1698 | |
1699 | pl_entry_lock_t *entry_tmp = NULL((void*)0); |
1700 | pl_entry_lock_t *entry_l = NULL((void*)0); |
1701 | struct list_head entrylks_released; |
1702 | |
1703 | pl_dom_list_t *dom = NULL((void*)0); |
1704 | pl_dom_list_t *dom_tmp = NULL((void*)0); |
1705 | |
1706 | INIT_LIST_HEAD (&posixlks_released)do { (&posixlks_released)->next = (&posixlks_released )->prev = &posixlks_released; } while (0); |
1707 | INIT_LIST_HEAD (&inodelks_released)do { (&inodelks_released)->next = (&inodelks_released )->prev = &inodelks_released; } while (0); |
1708 | INIT_LIST_HEAD (&entrylks_released)do { (&entrylks_released)->next = (&entrylks_released )->prev = &entrylks_released; } while (0); |
1709 | |
1710 | pl_inode = pl_inode_get (this, inode); |
1711 | |
1712 | pthread_mutex_lock (&pl_inode->mutex); |
1713 | { |
1714 | |
1715 | if (!list_empty (&pl_inode->rw_list)) { |
1716 | gf_log (this->name, GF_LOG_WARNING,do { do { if (0) printf ("Pending R/W requests found, releasing." ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1717, GF_LOG_WARNING, "Pending R/W requests found, releasing." ); } while (0) |
1717 | "Pending R/W requests found, releasing.")do { do { if (0) printf ("Pending R/W requests found, releasing." ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1717, GF_LOG_WARNING, "Pending R/W requests found, releasing." ); } while (0); |
1718 | |
1719 | list_for_each_entry_safe (rw_req, rw_tmp, &pl_inode->rw_list,for (rw_req = ((typeof(*rw_req) *)((char *)((&pl_inode-> rw_list)->next)-(unsigned long)(&((typeof(*rw_req) *)0 )->list))), rw_tmp = ((typeof(*rw_req) *)((char *)(rw_req-> list.next)-(unsigned long)(&((typeof(*rw_req) *)0)->list ))); &rw_req->list != (&pl_inode->rw_list); rw_req = rw_tmp, rw_tmp = ((typeof(*rw_tmp) *)((char *)(rw_tmp-> list.next)-(unsigned long)(&((typeof(*rw_tmp) *)0)->list )))) |
1720 | list)for (rw_req = ((typeof(*rw_req) *)((char *)((&pl_inode-> rw_list)->next)-(unsigned long)(&((typeof(*rw_req) *)0 )->list))), rw_tmp = ((typeof(*rw_req) *)((char *)(rw_req-> list.next)-(unsigned long)(&((typeof(*rw_req) *)0)->list ))); &rw_req->list != (&pl_inode->rw_list); rw_req = rw_tmp, rw_tmp = ((typeof(*rw_tmp) *)((char *)(rw_tmp-> list.next)-(unsigned long)(&((typeof(*rw_tmp) *)0)->list )))) { |
1721 | |
1722 | list_del (&rw_req->list); |
1723 | GF_FREE (rw_req)__gf_free (rw_req); |
1724 | } |
1725 | } |
1726 | |
1727 | if (!list_empty (&pl_inode->ext_list)) { |
1728 | gf_log (this->name, GF_LOG_WARNING,do { do { if (0) printf ("Pending fcntl locks found, releasing." ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1729, GF_LOG_WARNING, "Pending fcntl locks found, releasing." ); } while (0) |
1729 | "Pending fcntl locks found, releasing.")do { do { if (0) printf ("Pending fcntl locks found, releasing." ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1729, GF_LOG_WARNING, "Pending fcntl locks found, releasing." ); } while (0); |
1730 | |
1731 | list_for_each_entry_safe (ext_l, ext_tmp, &pl_inode->ext_list,for (ext_l = ((typeof(*ext_l) *)((char *)((&pl_inode-> ext_list)->next)-(unsigned long)(&((typeof(*ext_l) *)0 )->list))), ext_tmp = ((typeof(*ext_l) *)((char *)(ext_l-> list.next)-(unsigned long)(&((typeof(*ext_l) *)0)->list ))); &ext_l->list != (&pl_inode->ext_list); ext_l = ext_tmp, ext_tmp = ((typeof(*ext_tmp) *)((char *)(ext_tmp-> list.next)-(unsigned long)(&((typeof(*ext_tmp) *)0)->list )))) |
1732 | list)for (ext_l = ((typeof(*ext_l) *)((char *)((&pl_inode-> ext_list)->next)-(unsigned long)(&((typeof(*ext_l) *)0 )->list))), ext_tmp = ((typeof(*ext_l) *)((char *)(ext_l-> list.next)-(unsigned long)(&((typeof(*ext_l) *)0)->list ))); &ext_l->list != (&pl_inode->ext_list); ext_l = ext_tmp, ext_tmp = ((typeof(*ext_tmp) *)((char *)(ext_tmp-> list.next)-(unsigned long)(&((typeof(*ext_tmp) *)0)->list )))) { |
1733 | |
1734 | __delete_lock (pl_inode, ext_l); |
1735 | if (ext_l->blocked) { |
1736 | list_add_tail (&ext_l->list, &posixlks_released); |
1737 | continue; |
1738 | } |
1739 | __destroy_lock (ext_l); |
1740 | } |
1741 | } |
1742 | |
1743 | |
1744 | list_for_each_entry_safe (dom, dom_tmp, &pl_inode->dom_list, inode_list)for (dom = ((typeof(*dom) *)((char *)((&pl_inode->dom_list )->next)-(unsigned long)(&((typeof(*dom) *)0)->inode_list ))), dom_tmp = ((typeof(*dom) *)((char *)(dom->inode_list. next)-(unsigned long)(&((typeof(*dom) *)0)->inode_list ))); &dom->inode_list != (&pl_inode->dom_list); dom = dom_tmp, dom_tmp = ((typeof(*dom_tmp) *)((char *)(dom_tmp ->inode_list.next)-(unsigned long)(&((typeof(*dom_tmp) *)0)->inode_list)))) { |
1745 | |
1746 | if (!list_empty (&dom->inodelk_list)) { |
1747 | gf_log (this->name, GF_LOG_WARNING,do { do { if (0) printf ("Pending inode locks found, releasing." ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1748, GF_LOG_WARNING, "Pending inode locks found, releasing." ); } while (0) |
1748 | "Pending inode locks found, releasing.")do { do { if (0) printf ("Pending inode locks found, releasing." ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1748, GF_LOG_WARNING, "Pending inode locks found, releasing." ); } while (0); |
1749 | |
1750 | list_for_each_entry_safe (ino_l, ino_tmp, &dom->inodelk_list, list)for (ino_l = ((typeof(*ino_l) *)((char *)((&dom->inodelk_list )->next)-(unsigned long)(&((typeof(*ino_l) *)0)->list ))), ino_tmp = ((typeof(*ino_l) *)((char *)(ino_l->list.next )-(unsigned long)(&((typeof(*ino_l) *)0)->list))); & ino_l->list != (&dom->inodelk_list); ino_l = ino_tmp , ino_tmp = ((typeof(*ino_tmp) *)((char *)(ino_tmp->list.next )-(unsigned long)(&((typeof(*ino_tmp) *)0)->list)))) { |
1751 | __delete_inode_lock (ino_l); |
1752 | __pl_inodelk_unref (ino_l); |
1753 | } |
1754 | |
1755 | list_splice_init (&dom->blocked_inodelks, &inodelks_released); |
1756 | |
1757 | |
1758 | } |
1759 | if (!list_empty (&dom->entrylk_list)) { |
1760 | gf_log (this->name, GF_LOG_WARNING,do { do { if (0) printf ("Pending entry locks found, releasing." ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1761, GF_LOG_WARNING, "Pending entry locks found, releasing." ); } while (0) |
1761 | "Pending entry locks found, releasing.")do { do { if (0) printf ("Pending entry locks found, releasing." ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1761, GF_LOG_WARNING, "Pending entry locks found, releasing." ); } while (0); |
1762 | |
1763 | list_for_each_entry_safe (entry_l, entry_tmp, &dom->entrylk_list, domain_list)for (entry_l = ((typeof(*entry_l) *)((char *)((&dom->entrylk_list )->next)-(unsigned long)(&((typeof(*entry_l) *)0)-> domain_list))), entry_tmp = ((typeof(*entry_l) *)((char *)(entry_l ->domain_list.next)-(unsigned long)(&((typeof(*entry_l ) *)0)->domain_list))); &entry_l->domain_list != (& dom->entrylk_list); entry_l = entry_tmp, entry_tmp = ((typeof (*entry_tmp) *)((char *)(entry_tmp->domain_list.next)-(unsigned long)(&((typeof(*entry_tmp) *)0)->domain_list)))) { |
1764 | list_del_init (&entry_l->domain_list); |
1765 | |
1766 | GF_FREE ((char *)entry_l->basename)__gf_free ((char *)entry_l->basename); |
1767 | GF_FREE (entry_l)__gf_free (entry_l); |
1768 | } |
1769 | |
1770 | list_splice_init (&dom->blocked_entrylks, &entrylks_released); |
1771 | } |
1772 | |
1773 | list_del (&dom->inode_list); |
1774 | gf_log ("posix-locks", GF_LOG_TRACE,do { do { if (0) printf (" Cleaning up domain: %s", dom->domain ); } while (0); _gf_log ("posix-locks", "posix.c", __FUNCTION__ , 1775, GF_LOG_TRACE, " Cleaning up domain: %s", dom->domain ); } while (0) |
1775 | " Cleaning up domain: %s", dom->domain)do { do { if (0) printf (" Cleaning up domain: %s", dom->domain ); } while (0); _gf_log ("posix-locks", "posix.c", __FUNCTION__ , 1775, GF_LOG_TRACE, " Cleaning up domain: %s", dom->domain ); } while (0); |
1776 | GF_FREE ((char *)(dom->domain))__gf_free ((char *)(dom->domain)); |
1777 | GF_FREE (dom)__gf_free (dom); |
1778 | } |
1779 | |
1780 | } |
1781 | pthread_mutex_unlock (&pl_inode->mutex); |
1782 | |
1783 | list_for_each_entry_safe (ext_l, ext_tmp, &posixlks_released, list)for (ext_l = ((typeof(*ext_l) *)((char *)((&posixlks_released )->next)-(unsigned long)(&((typeof(*ext_l) *)0)->list ))), ext_tmp = ((typeof(*ext_l) *)((char *)(ext_l->list.next )-(unsigned long)(&((typeof(*ext_l) *)0)->list))); & ext_l->list != (&posixlks_released); ext_l = ext_tmp, ext_tmp = ((typeof(*ext_tmp) *)((char *)(ext_tmp->list.next)-(unsigned long)(&((typeof(*ext_tmp) *)0)->list)))) { |
1784 | |
1785 | STACK_UNWIND_STRICT (lk, ext_l->frame, -1, 0,do { fop_lk_cbk_t fn = ((void*)0); call_frame_t *_parent = (( void*)0); xlator_t *old_THIS = ((void*)0); if (!ext_l->frame ) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ( "stack", "posix.c", __FUNCTION__, 1786, GF_LOG_CRITICAL, "!frame" ); } while (0); break; } fn = (fop_lk_cbk_t )ext_l->frame-> ret; _parent = ext_l->frame->parent; pthread_spin_lock ( &ext_l->frame->root->stack_lock); { _parent-> ref_count--; } pthread_spin_unlock (&ext_l->frame-> root->stack_lock); old_THIS = (*__glusterfs_this_location( )); (*__glusterfs_this_location()) = _parent->this; ext_l-> frame->complete = _gf_true; ext_l->frame->unwind_from = __FUNCTION__; if (ext_l->frame->this->ctx->measure_latency ) gf_latency_end (ext_l->frame); fn (_parent, ext_l->frame ->cookie, _parent->this, -1, 0, &ext_l->user_flock , ((void*)0)); (*__glusterfs_this_location()) = old_THIS; } while (0) |
1786 | &ext_l->user_flock, NULL)do { fop_lk_cbk_t fn = ((void*)0); call_frame_t *_parent = (( void*)0); xlator_t *old_THIS = ((void*)0); if (!ext_l->frame ) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ( "stack", "posix.c", __FUNCTION__, 1786, GF_LOG_CRITICAL, "!frame" ); } while (0); break; } fn = (fop_lk_cbk_t )ext_l->frame-> ret; _parent = ext_l->frame->parent; pthread_spin_lock ( &ext_l->frame->root->stack_lock); { _parent-> ref_count--; } pthread_spin_unlock (&ext_l->frame-> root->stack_lock); old_THIS = (*__glusterfs_this_location( )); (*__glusterfs_this_location()) = _parent->this; ext_l-> frame->complete = _gf_true; ext_l->frame->unwind_from = __FUNCTION__; if (ext_l->frame->this->ctx->measure_latency ) gf_latency_end (ext_l->frame); fn (_parent, ext_l->frame ->cookie, _parent->this, -1, 0, &ext_l->user_flock , ((void*)0)); (*__glusterfs_this_location()) = old_THIS; } while (0); |
1787 | __destroy_lock (ext_l); |
1788 | } |
1789 | |
1790 | list_for_each_entry_safe (ino_l, ino_tmp, &inodelks_released, blocked_locks)for (ino_l = ((typeof(*ino_l) *)((char *)((&inodelks_released )->next)-(unsigned long)(&((typeof(*ino_l) *)0)->blocked_locks ))), ino_tmp = ((typeof(*ino_l) *)((char *)(ino_l->blocked_locks .next)-(unsigned long)(&((typeof(*ino_l) *)0)->blocked_locks ))); &ino_l->blocked_locks != (&inodelks_released) ; ino_l = ino_tmp, ino_tmp = ((typeof(*ino_tmp) *)((char *)(ino_tmp ->blocked_locks.next)-(unsigned long)(&((typeof(*ino_tmp ) *)0)->blocked_locks)))) { |
1791 | |
1792 | STACK_UNWIND_STRICT (inodelk, ino_l->frame, -1, 0, NULL)do { fop_inodelk_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!ino_l-> frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1792, GF_LOG_CRITICAL, "!frame" ); } while (0); break; } fn = (fop_inodelk_cbk_t )ino_l->frame ->ret; _parent = ino_l->frame->parent; pthread_spin_lock (&ino_l->frame->root->stack_lock); { _parent-> ref_count--; } pthread_spin_unlock (&ino_l->frame-> root->stack_lock); old_THIS = (*__glusterfs_this_location( )); (*__glusterfs_this_location()) = _parent->this; ino_l-> frame->complete = _gf_true; ino_l->frame->unwind_from = __FUNCTION__; if (ino_l->frame->this->ctx->measure_latency ) gf_latency_end (ino_l->frame); fn (_parent, ino_l->frame ->cookie, _parent->this, -1, 0, ((void*)0)); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
1793 | __pl_inodelk_unref (ino_l); |
1794 | } |
1795 | |
1796 | list_for_each_entry_safe (entry_l, entry_tmp, &entrylks_released, blocked_locks)for (entry_l = ((typeof(*entry_l) *)((char *)((&entrylks_released )->next)-(unsigned long)(&((typeof(*entry_l) *)0)-> blocked_locks))), entry_tmp = ((typeof(*entry_l) *)((char *)( entry_l->blocked_locks.next)-(unsigned long)(&((typeof (*entry_l) *)0)->blocked_locks))); &entry_l->blocked_locks != (&entrylks_released); entry_l = entry_tmp, entry_tmp = ((typeof(*entry_tmp) *)((char *)(entry_tmp->blocked_locks .next)-(unsigned long)(&((typeof(*entry_tmp) *)0)->blocked_locks )))) { |
1797 | |
1798 | STACK_UNWIND_STRICT (entrylk, entry_l->frame, -1, 0, NULL)do { fop_entrylk_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!entry_l-> frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 1798, GF_LOG_CRITICAL, "!frame" ); } while (0); break; } fn = (fop_entrylk_cbk_t )entry_l-> frame->ret; _parent = entry_l->frame->parent; pthread_spin_lock (&entry_l->frame->root->stack_lock); { _parent-> ref_count--; } pthread_spin_unlock (&entry_l->frame-> root->stack_lock); old_THIS = (*__glusterfs_this_location( )); (*__glusterfs_this_location()) = _parent->this; entry_l ->frame->complete = _gf_true; entry_l->frame->unwind_from = __FUNCTION__; if (entry_l->frame->this->ctx->measure_latency ) gf_latency_end (entry_l->frame); fn (_parent, entry_l-> frame->cookie, _parent->this, -1, 0, ((void*)0)); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
1799 | GF_FREE ((char *)entry_l->basename)__gf_free ((char *)entry_l->basename); |
1800 | GF_FREE (entry_l)__gf_free (entry_l); |
1801 | |
1802 | } |
1803 | |
1804 | GF_FREE (pl_inode)__gf_free (pl_inode); |
1805 | |
1806 | return 0; |
1807 | } |
1808 | |
1809 | int |
1810 | pl_release (xlator_t *this, fd_t *fd) |
1811 | { |
1812 | pl_inode_t *pl_inode = NULL((void*)0); |
1813 | uint64_t tmp_pl_inode = 0; |
1814 | int ret = -1; |
1815 | uint64_t tmp = 0; |
1816 | pl_fdctx_t *fdctx = NULL((void*)0); |
1817 | |
1818 | if (fd == NULL((void*)0)) { |
1819 | goto out; |
1820 | } |
1821 | |
1822 | ret = inode_ctx_get (fd->inode, this, &tmp_pl_inode)inode_ctx_get2(fd->inode,this,&tmp_pl_inode,0); |
1823 | if (ret != 0) |
1824 | goto out; |
1825 | |
1826 | pl_inode = (pl_inode_t *)(long)tmp_pl_inode; |
1827 | |
1828 | pl_trace_release (this, fd); |
1829 | |
1830 | gf_log (this->name, GF_LOG_TRACE,do { do { if (0) printf ("Releasing all locks with fd %p", fd ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1831, GF_LOG_TRACE, "Releasing all locks with fd %p", fd); } while (0) |
1831 | "Releasing all locks with fd %p", fd)do { do { if (0) printf ("Releasing all locks with fd %p", fd ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1831, GF_LOG_TRACE, "Releasing all locks with fd %p", fd); } while (0); |
1832 | |
1833 | delete_locks_of_fd (this, pl_inode, fd); |
1834 | pl_update_refkeeper (this, fd->inode); |
1835 | |
1836 | ret = fd_ctx_del (fd, this, &tmp); |
1837 | if (ret) { |
1838 | gf_log (this->name, GF_LOG_DEBUG,do { do { if (0) printf ("Could not get fdctx"); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 1839, GF_LOG_DEBUG , "Could not get fdctx"); } while (0) |
1839 | "Could not get fdctx")do { do { if (0) printf ("Could not get fdctx"); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 1839, GF_LOG_DEBUG , "Could not get fdctx"); } while (0); |
1840 | goto out; |
1841 | } |
1842 | |
1843 | fdctx = (pl_fdctx_t *)(long)tmp; |
1844 | |
1845 | GF_FREE (fdctx)__gf_free (fdctx); |
1846 | out: |
1847 | return ret; |
1848 | } |
1849 | |
1850 | int |
1851 | pl_releasedir (xlator_t *this, fd_t *fd) |
1852 | { |
1853 | int ret = -1; |
1854 | uint64_t tmp = 0; |
1855 | pl_fdctx_t *fdctx = NULL((void*)0); |
1856 | |
1857 | if (fd == NULL((void*)0)) { |
1858 | goto out; |
1859 | } |
1860 | |
1861 | ret = fd_ctx_del (fd, this, &tmp); |
1862 | if (ret) { |
1863 | gf_log (this->name, GF_LOG_DEBUG,do { do { if (0) printf ("Could not get fdctx"); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 1864, GF_LOG_DEBUG , "Could not get fdctx"); } while (0) |
1864 | "Could not get fdctx")do { do { if (0) printf ("Could not get fdctx"); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 1864, GF_LOG_DEBUG , "Could not get fdctx"); } while (0); |
1865 | goto out; |
1866 | } |
1867 | |
1868 | fdctx = (pl_fdctx_t *)(long)tmp; |
1869 | |
1870 | GF_FREE (fdctx)__gf_free (fdctx); |
1871 | out: |
1872 | return ret; |
1873 | } |
1874 | |
1875 | int32_t |
1876 | __get_posixlk_count (xlator_t *this, pl_inode_t *pl_inode) |
1877 | { |
1878 | posix_lock_t *lock = NULL((void*)0); |
1879 | int32_t count = 0; |
1880 | |
1881 | list_for_each_entry (lock, &pl_inode->ext_list, list)for (lock = ((typeof(*lock) *)((char *)((&pl_inode->ext_list )->next)-(unsigned long)(&((typeof(*lock) *)0)->list ))); &lock->list != (&pl_inode->ext_list); lock = ((typeof(*lock) *)((char *)(lock->list.next)-(unsigned long )(&((typeof(*lock) *)0)->list)))) { |
1882 | |
1883 | count++; |
1884 | } |
1885 | |
1886 | return count; |
1887 | } |
1888 | |
1889 | int32_t |
1890 | get_posixlk_count (xlator_t *this, inode_t *inode) |
1891 | { |
1892 | pl_inode_t *pl_inode = NULL((void*)0); |
1893 | uint64_t tmp_pl_inode = 0; |
1894 | int ret = 0; |
1895 | int32_t count = 0; |
1896 | |
1897 | ret = inode_ctx_get (inode, this, &tmp_pl_inode)inode_ctx_get2(inode,this,&tmp_pl_inode,0); |
1898 | if (ret != 0) { |
1899 | goto out; |
1900 | } |
1901 | |
1902 | pl_inode = (pl_inode_t *)(long) tmp_pl_inode; |
1903 | |
1904 | pthread_mutex_lock (&pl_inode->mutex); |
1905 | { |
1906 | count =__get_posixlk_count (this, pl_inode); |
1907 | } |
1908 | pthread_mutex_unlock (&pl_inode->mutex); |
1909 | |
1910 | out: |
1911 | return count; |
1912 | } |
1913 | |
1914 | void |
1915 | pl_parent_entrylk_xattr_fill (xlator_t *this, inode_t *parent, |
1916 | char *basename, dict_t *dict) |
1917 | { |
1918 | uint32_t entrylk = 0; |
1919 | int ret = -1; |
1920 | |
1921 | if (!parent || !basename || !strlen (basename)) |
1922 | goto out; |
1923 | entrylk = check_entrylk_on_basename (this, parent, basename); |
1924 | out: |
1925 | ret = dict_set_uint32 (dict, GLUSTERFS_PARENT_ENTRYLK"glusterfs.parent-entrylk", entrylk); |
1926 | if (ret < 0) { |
1927 | gf_log (this->name, GF_LOG_DEBUG,do { do { if (0) printf (" dict_set failed on key %s", "glusterfs.parent-entrylk" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1928, GF_LOG_DEBUG, " dict_set failed on key %s", "glusterfs.parent-entrylk" ); } while (0) |
1928 | " dict_set failed on key %s", GLUSTERFS_PARENT_ENTRYLK)do { do { if (0) printf (" dict_set failed on key %s", "glusterfs.parent-entrylk" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1928, GF_LOG_DEBUG, " dict_set failed on key %s", "glusterfs.parent-entrylk" ); } while (0); |
1929 | } |
1930 | } |
1931 | |
1932 | void |
1933 | pl_entrylk_xattr_fill (xlator_t *this, inode_t *inode, |
1934 | dict_t *dict) |
1935 | { |
1936 | int32_t count = 0; |
1937 | int ret = -1; |
1938 | |
1939 | count = get_entrylk_count (this, inode); |
1940 | ret = dict_set_int32 (dict, GLUSTERFS_ENTRYLK_COUNT"glusterfs.entrylk-count", count); |
1941 | if (ret < 0) { |
1942 | gf_log (this->name, GF_LOG_DEBUG,do { do { if (0) printf (" dict_set failed on key %s", "glusterfs.entrylk-count" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1943, GF_LOG_DEBUG, " dict_set failed on key %s", "glusterfs.entrylk-count" ); } while (0) |
1943 | " dict_set failed on key %s", GLUSTERFS_ENTRYLK_COUNT)do { do { if (0) printf (" dict_set failed on key %s", "glusterfs.entrylk-count" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1943, GF_LOG_DEBUG, " dict_set failed on key %s", "glusterfs.entrylk-count" ); } while (0); |
1944 | } |
1945 | |
1946 | } |
1947 | |
1948 | void |
1949 | pl_inodelk_xattr_fill (xlator_t *this, inode_t *inode, |
1950 | dict_t *dict) |
1951 | { |
1952 | int32_t count = 0; |
1953 | int ret = -1; |
1954 | |
1955 | count = get_inodelk_count (this, inode); |
1956 | ret = dict_set_int32 (dict, GLUSTERFS_INODELK_COUNT"glusterfs.inodelk-count", count); |
1957 | if (ret < 0) { |
1958 | gf_log (this->name, GF_LOG_DEBUG,do { do { if (0) printf (" dict_set failed on key %s", "glusterfs.inodelk-count" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1959, GF_LOG_DEBUG, " dict_set failed on key %s", "glusterfs.inodelk-count" ); } while (0) |
1959 | " dict_set failed on key %s", GLUSTERFS_INODELK_COUNT)do { do { if (0) printf (" dict_set failed on key %s", "glusterfs.inodelk-count" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1959, GF_LOG_DEBUG, " dict_set failed on key %s", "glusterfs.inodelk-count" ); } while (0); |
1960 | } |
1961 | |
1962 | } |
1963 | |
1964 | void |
1965 | pl_posixlk_xattr_fill (xlator_t *this, inode_t *inode, |
1966 | dict_t *dict) |
1967 | { |
1968 | int32_t count = 0; |
1969 | int ret = -1; |
1970 | |
1971 | count = get_posixlk_count (this, inode); |
1972 | ret = dict_set_int32 (dict, GLUSTERFS_POSIXLK_COUNT"glusterfs.posixlk-count", count); |
1973 | if (ret < 0) { |
1974 | gf_log (this->name, GF_LOG_DEBUG,do { do { if (0) printf (" dict_set failed on key %s", "glusterfs.posixlk-count" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1975, GF_LOG_DEBUG, " dict_set failed on key %s", "glusterfs.posixlk-count" ); } while (0) |
1975 | " dict_set failed on key %s", GLUSTERFS_POSIXLK_COUNT)do { do { if (0) printf (" dict_set failed on key %s", "glusterfs.posixlk-count" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 1975, GF_LOG_DEBUG, " dict_set failed on key %s", "glusterfs.posixlk-count" ); } while (0); |
1976 | } |
1977 | |
1978 | } |
1979 | |
1980 | int32_t |
1981 | pl_lookup_cbk (call_frame_t *frame, |
1982 | void *cookie, |
1983 | xlator_t *this, |
1984 | int32_t op_ret, |
1985 | int32_t op_errno, |
1986 | inode_t *inode, |
1987 | struct iatt *buf, |
1988 | dict_t *xdata, |
1989 | struct iatt *postparent) |
1990 | { |
1991 | pl_local_t *local = NULL((void*)0); |
1992 | |
1993 | GF_VALIDATE_OR_GOTO (this->name, frame->local, out)do { if (!frame->local) { (*__errno_location ()) = 22; do { do { if (0) printf ("invalid argument: " "frame->local"); } while (0); _gf_log_callingfn (this->name, "posix.c", __FUNCTION__ , 1993, GF_LOG_ERROR, "invalid argument: " "frame->local") ; } while (0); goto out; } } while (0); |
1994 | |
1995 | if (op_ret) |
1996 | goto out; |
1997 | |
1998 | local = frame->local; |
1999 | |
2000 | if (local->parent_entrylk_req) |
2001 | pl_parent_entrylk_xattr_fill (this, local->loc.parent, |
2002 | (char*)local->loc.name, xdata); |
2003 | if (local->entrylk_count_req) |
2004 | pl_entrylk_xattr_fill (this, inode, xdata); |
2005 | if (local->inodelk_count_req) |
2006 | pl_inodelk_xattr_fill (this, inode, xdata); |
2007 | if (local->posixlk_count_req) |
2008 | pl_posixlk_xattr_fill (this, inode, xdata); |
2009 | |
2010 | |
2011 | out: |
2012 | local = frame->local; |
2013 | frame->local = NULL((void*)0); |
2014 | |
2015 | if (local != NULL((void*)0)) { |
2016 | loc_wipe (&local->loc); |
2017 | mem_put (local); |
2018 | } |
2019 | |
2020 | STACK_UNWIND_STRICT (do { fop_lookup_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 2028, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_lookup_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, inode, buf, xdata, postparent); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
2021 | lookup,do { fop_lookup_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 2028, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_lookup_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, inode, buf, xdata, postparent); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
2022 | frame,do { fop_lookup_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 2028, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_lookup_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, inode, buf, xdata, postparent); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
2023 | op_ret,do { fop_lookup_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 2028, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_lookup_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, inode, buf, xdata, postparent); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
2024 | op_errno,do { fop_lookup_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 2028, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_lookup_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, inode, buf, xdata, postparent); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
2025 | inode,do { fop_lookup_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 2028, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_lookup_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, inode, buf, xdata, postparent); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
2026 | buf,do { fop_lookup_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 2028, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_lookup_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, inode, buf, xdata, postparent); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
2027 | xdata,do { fop_lookup_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 2028, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_lookup_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, inode, buf, xdata, postparent); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
2028 | postparent)do { fop_lookup_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 2028, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_lookup_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, inode, buf, xdata, postparent); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
2029 | return 0; |
2030 | } |
2031 | |
2032 | int32_t |
2033 | pl_lookup (call_frame_t *frame, |
2034 | xlator_t *this, |
2035 | loc_t *loc, |
2036 | dict_t *xdata) |
2037 | { |
2038 | pl_local_t *local = NULL((void*)0); |
2039 | int ret = -1; |
2040 | |
2041 | VALIDATE_OR_GOTO (frame, out)do { if (!frame) { (*__errno_location ()) = 22; do { do { if ( 0) printf ("invalid argument: " "frame"); } while (0); _gf_log_callingfn ((this ? (this->name) : "(Govinda! Govinda!)"), "posix.c" , __FUNCTION__, 2041, GF_LOG_WARNING, "invalid argument: " "frame" ); } while (0); goto out; } } while (0); |
2042 | VALIDATE_OR_GOTO (this, out)do { if (!this) { (*__errno_location ()) = 22; do { do { if ( 0) printf ("invalid argument: " "this"); } while (0); _gf_log_callingfn ((this ? (this->name) : "(Govinda! Govinda!)"), "posix.c" , __FUNCTION__, 2042, GF_LOG_WARNING, "invalid argument: " "this" ); } while (0); goto out; } } while (0); |
2043 | VALIDATE_OR_GOTO (loc, out)do { if (!loc) { (*__errno_location ()) = 22; do { do { if (0 ) printf ("invalid argument: " "loc"); } while (0); _gf_log_callingfn ((this ? (this->name) : "(Govinda! Govinda!)"), "posix.c" , __FUNCTION__, 2043, GF_LOG_WARNING, "invalid argument: " "loc" ); } while (0); goto out; } } while (0); |
2044 | |
2045 | local = mem_get0 (this->local_pool); |
2046 | GF_VALIDATE_OR_GOTO (this->name, local, out)do { if (!local) { (*__errno_location ()) = 22; do { do { if ( 0) printf ("invalid argument: " "local"); } while (0); _gf_log_callingfn (this->name, "posix.c", __FUNCTION__, 2046, GF_LOG_ERROR, "invalid argument: " "local"); } while (0); goto out; } } while (0); |
2047 | |
2048 | if (xdata) { |
2049 | if (dict_get (xdata, GLUSTERFS_ENTRYLK_COUNT"glusterfs.entrylk-count")) |
2050 | local->entrylk_count_req = 1; |
2051 | if (dict_get (xdata, GLUSTERFS_INODELK_COUNT"glusterfs.inodelk-count")) |
2052 | local->inodelk_count_req = 1; |
2053 | if (dict_get (xdata, GLUSTERFS_POSIXLK_COUNT"glusterfs.posixlk-count")) |
2054 | local->posixlk_count_req = 1; |
2055 | if (dict_get (xdata, GLUSTERFS_PARENT_ENTRYLK"glusterfs.parent-entrylk")) |
2056 | local->parent_entrylk_req = 1; |
2057 | } |
2058 | |
2059 | frame->local = local; |
2060 | loc_copy (&local->loc, loc); |
2061 | |
2062 | STACK_WIND (frame,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 2066, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->lookup_cbk) tmp_cbk = pl_lookup_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->lookup"; _new->unwind_to = "pl_lookup_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->lookup); (this->children->xlator )->fops->lookup (_new, (this->children->xlator), loc , xdata); (*__glusterfs_this_location()) = old_THIS; } while ( 0) |
2063 | pl_lookup_cbk,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 2066, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->lookup_cbk) tmp_cbk = pl_lookup_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->lookup"; _new->unwind_to = "pl_lookup_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->lookup); (this->children->xlator )->fops->lookup (_new, (this->children->xlator), loc , xdata); (*__glusterfs_this_location()) = old_THIS; } while ( 0) |
2064 | FIRST_CHILD(this),do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 2066, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->lookup_cbk) tmp_cbk = pl_lookup_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->lookup"; _new->unwind_to = "pl_lookup_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->lookup); (this->children->xlator )->fops->lookup (_new, (this->children->xlator), loc , xdata); (*__glusterfs_this_location()) = old_THIS; } while ( 0) |
2065 | FIRST_CHILD(this)->fops->lookup,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 2066, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->lookup_cbk) tmp_cbk = pl_lookup_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->lookup"; _new->unwind_to = "pl_lookup_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->lookup); (this->children->xlator )->fops->lookup (_new, (this->children->xlator), loc , xdata); (*__glusterfs_this_location()) = old_THIS; } while ( 0) |
2066 | loc, xdata)do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 2066, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->lookup_cbk) tmp_cbk = pl_lookup_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->lookup"; _new->unwind_to = "pl_lookup_cbk"; pthread_spin_init (& _new->lock, 0); pthread_spin_lock (&frame->root-> stack_lock); { _new->next = frame->root->frames.next ; _new->prev = &frame->root->frames; if (frame-> root->frames.next) frame->root->frames.next->prev = _new; frame->root->frames.next = _new; frame->ref_count ++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->lookup); (this->children->xlator )->fops->lookup (_new, (this->children->xlator), loc , xdata); (*__glusterfs_this_location()) = old_THIS; } while ( 0); |
2067 | ret = 0; |
2068 | out: |
2069 | if (ret == -1) |
2070 | STACK_UNWIND_STRICT (lookup, frame, -1, 0, NULL,do { fop_lookup_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 2071, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_lookup_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, -1 , 0, ((void*)0), ((void*)0), ((void*)0), ((void*)0)); (*__glusterfs_this_location ()) = old_THIS; } while (0) |
2071 | NULL, NULL, NULL)do { fop_lookup_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 2071, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_lookup_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame->root-> stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, -1 , 0, ((void*)0), ((void*)0), ((void*)0), ((void*)0)); (*__glusterfs_this_location ()) = old_THIS; } while (0); |
2072 | |
2073 | return 0; |
2074 | } |
2075 | int |
2076 | pl_readdirp_cbk (call_frame_t *frame, void *cookie, xlator_t *this, |
2077 | int op_ret, int op_errno, gf_dirent_t *entries, dict_t *xdata) |
2078 | { |
2079 | pl_local_t *local = NULL((void*)0); |
2080 | gf_dirent_t *entry = NULL((void*)0); |
2081 | |
2082 | local = frame->local; |
2083 | |
2084 | if (op_ret <= 0) |
2085 | goto unwind; |
2086 | |
2087 | list_for_each_entry (entry, &entries->list, list)for (entry = ((typeof(*entry) *)((char *)((&entries->list )->next)-(unsigned long)(&((typeof(*entry) *)0)->list ))); &entry->list != (&entries->list); entry = ( (typeof(*entry) *)((char *)(entry->list.next)-(unsigned long )(&((typeof(*entry) *)0)->list)))) { |
2088 | if (local->entrylk_count_req) |
2089 | pl_entrylk_xattr_fill (this, entry->inode, entry->dict); |
2090 | if (local->inodelk_count_req) |
2091 | pl_inodelk_xattr_fill (this, entry->inode, entry->dict); |
2092 | if (local->posixlk_count_req) |
2093 | pl_posixlk_xattr_fill (this, entry->inode, entry->dict); |
2094 | } |
2095 | |
2096 | unwind: |
2097 | frame->local = NULL((void*)0); |
2098 | STACK_UNWIND_STRICT (readdirp, frame, op_ret, op_errno, entries, xdata)do { fop_readdirp_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 2098, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_readdirp_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame-> root->stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, op_ret , op_errno, entries, xdata); (*__glusterfs_this_location()) = old_THIS; } while (0); |
2099 | |
2100 | if (local) |
2101 | mem_put (local); |
2102 | |
2103 | return 0; |
2104 | } |
2105 | |
2106 | int |
2107 | pl_readdirp (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size, |
2108 | off_t offset, dict_t *dict) |
2109 | { |
2110 | pl_local_t *local = NULL((void*)0); |
2111 | |
2112 | local = mem_get0 (this->local_pool); |
2113 | GF_VALIDATE_OR_GOTO (this->name, local, out)do { if (!local) { (*__errno_location ()) = 22; do { do { if ( 0) printf ("invalid argument: " "local"); } while (0); _gf_log_callingfn (this->name, "posix.c", __FUNCTION__, 2113, GF_LOG_ERROR, "invalid argument: " "local"); } while (0); goto out; } } while (0); |
2114 | |
2115 | if (dict) { |
2116 | if (dict_get (dict, GLUSTERFS_ENTRYLK_COUNT"glusterfs.entrylk-count")) |
2117 | local->entrylk_count_req = 1; |
2118 | if (dict_get (dict, GLUSTERFS_INODELK_COUNT"glusterfs.inodelk-count")) |
2119 | local->inodelk_count_req = 1; |
2120 | if (dict_get (dict, GLUSTERFS_POSIXLK_COUNT"glusterfs.posixlk-count")) |
2121 | local->posixlk_count_req = 1; |
2122 | } |
2123 | |
2124 | frame->local = local; |
2125 | |
2126 | STACK_WIND (frame, pl_readdirp_cbk,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 2128, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->readdirp_cbk) tmp_cbk = pl_readdirp_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->readdirp" ; _new->unwind_to = "pl_readdirp_cbk"; pthread_spin_init ( &_new->lock, 0); pthread_spin_lock (&frame->root ->stack_lock); { _new->next = frame->root->frames .next; _new->prev = &frame->root->frames; if (frame ->root->frames.next) frame->root->frames.next-> prev = _new; frame->root->frames.next = _new; frame-> ref_count++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->readdirp); (this->children->xlator )->fops->readdirp (_new, (this->children->xlator) , fd, size, offset, dict); (*__glusterfs_this_location()) = old_THIS ; } while (0) |
2127 | FIRST_CHILD(this), FIRST_CHILD(this)->fops->readdirp,do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 2128, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->readdirp_cbk) tmp_cbk = pl_readdirp_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->readdirp" ; _new->unwind_to = "pl_readdirp_cbk"; pthread_spin_init ( &_new->lock, 0); pthread_spin_lock (&frame->root ->stack_lock); { _new->next = frame->root->frames .next; _new->prev = &frame->root->frames; if (frame ->root->frames.next) frame->root->frames.next-> prev = _new; frame->root->frames.next = _new; frame-> ref_count++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->readdirp); (this->children->xlator )->fops->readdirp (_new, (this->children->xlator) , fd, size, offset, dict); (*__glusterfs_this_location()) = old_THIS ; } while (0) |
2128 | fd, size, offset, dict)do { call_frame_t *_new = ((void*)0); xlator_t *old_THIS = (( void*)0); _new = mem_get0 (frame->root->pool->frame_mem_pool ); if (!_new) { do { do { if (0) printf ("alloc failed"); } while (0); _gf_log ("stack", "posix.c", __FUNCTION__, 2128, GF_LOG_ERROR , "alloc failed"); } while (0); break; } typeof( (this->children ->xlator)->fops->readdirp_cbk) tmp_cbk = pl_readdirp_cbk ; _new->root = frame->root; _new->this = (this->children ->xlator); _new->ret = (ret_fn_t) tmp_cbk; _new->parent = frame; _new->cookie = _new; _new->wind_from = __FUNCTION__ ; _new->wind_to = "FIRST_CHILD(this)->fops->readdirp" ; _new->unwind_to = "pl_readdirp_cbk"; pthread_spin_init ( &_new->lock, 0); pthread_spin_lock (&frame->root ->stack_lock); { _new->next = frame->root->frames .next; _new->prev = &frame->root->frames; if (frame ->root->frames.next) frame->root->frames.next-> prev = _new; frame->root->frames.next = _new; frame-> ref_count++; } pthread_spin_unlock (&frame->root->stack_lock ); old_THIS = (*__glusterfs_this_location()); (*__glusterfs_this_location ()) = (this->children->xlator); if (frame->this-> ctx->measure_latency) gf_latency_begin (_new, (this->children ->xlator)->fops->readdirp); (this->children->xlator )->fops->readdirp (_new, (this->children->xlator) , fd, size, offset, dict); (*__glusterfs_this_location()) = old_THIS ; } while (0); |
2129 | |
2130 | return 0; |
2131 | out: |
2132 | STACK_UNWIND_STRICT (readdirp, frame, -1, ENOMEM, NULL, NULL)do { fop_readdirp_cbk_t fn = ((void*)0); call_frame_t *_parent = ((void*)0); xlator_t *old_THIS = ((void*)0); if (!frame) { do { do { if (0) printf ("!frame"); } while (0); _gf_log ("stack" , "posix.c", __FUNCTION__, 2132, GF_LOG_CRITICAL, "!frame"); } while (0); break; } fn = (fop_readdirp_cbk_t )frame->ret; _parent = frame->parent; pthread_spin_lock (&frame-> root->stack_lock); { _parent->ref_count--; } pthread_spin_unlock (&frame->root->stack_lock); old_THIS = (*__glusterfs_this_location ()); (*__glusterfs_this_location()) = _parent->this; frame ->complete = _gf_true; frame->unwind_from = __FUNCTION__ ; if (frame->this->ctx->measure_latency) gf_latency_end (frame); fn (_parent, frame->cookie, _parent->this, -1 , 12, ((void*)0), ((void*)0)); (*__glusterfs_this_location()) = old_THIS; } while (0); |
2133 | return 0; |
2134 | } |
2135 | |
2136 | |
2137 | void |
2138 | pl_dump_lock (char *str, int size, struct gf_flock *flock, |
2139 | gf_lkowner_t *owner, void *trans, time_t *granted_time, |
2140 | time_t *blkd_time, gf_boolean_t active) |
2141 | { |
2142 | char *type_str = NULL((void*)0); |
2143 | char granted[32] = {0,}; |
2144 | char blocked[32] = {0,}; |
2145 | |
2146 | switch (flock->l_type) { |
2147 | case F_RDLCK0: |
2148 | type_str = "READ"; |
2149 | break; |
2150 | case F_WRLCK1: |
2151 | type_str = "WRITE"; |
2152 | break; |
2153 | case F_UNLCK2: |
2154 | type_str = "UNLOCK"; |
2155 | break; |
2156 | default: |
2157 | type_str = "UNKNOWN"; |
2158 | break; |
2159 | } |
2160 | |
2161 | if (active) { |
2162 | if (blkd_time && *blkd_time == 0) { |
2163 | snprintf (str, size, RANGE_GRNTD_FMT"type=%s, whence=%hd, start=%llu, len=%llu"", ""pid = %llu, owner=%s, transport=%p, " ", ""granted at %s", |
2164 | type_str, flock->l_whence, |
2165 | (unsigned long long) flock->l_start, |
2166 | (unsigned long long) flock->l_len, |
2167 | (unsigned long long) flock->l_pid, |
2168 | lkowner_utoa (owner), trans, |
2169 | ctime_r (granted_time, granted)); |
2170 | } else { |
2171 | snprintf (str, size, RANGE_BLKD_GRNTD_FMT"type=%s, whence=%hd, start=%llu, len=%llu"", ""pid = %llu, owner=%s, transport=%p, " ", ""blocked at %s"", ""granted at %s", |
2172 | type_str, flock->l_whence, |
2173 | (unsigned long long) flock->l_start, |
2174 | (unsigned long long) flock->l_len, |
2175 | (unsigned long long) flock->l_pid, |
2176 | lkowner_utoa (owner), trans, |
2177 | ctime_r (blkd_time, blocked), |
2178 | ctime_r (granted_time, granted)); |
2179 | } |
2180 | } |
2181 | else { |
2182 | snprintf (str, size, RANGE_BLKD_FMT"type=%s, whence=%hd, start=%llu, len=%llu"", ""pid = %llu, owner=%s, transport=%p, " ", ""blocked at %s", |
2183 | type_str, flock->l_whence, |
2184 | (unsigned long long) flock->l_start, |
2185 | (unsigned long long) flock->l_len, |
2186 | (unsigned long long) flock->l_pid, |
2187 | lkowner_utoa (owner), trans, |
2188 | ctime_r (blkd_time, blocked)); |
2189 | } |
2190 | |
2191 | } |
2192 | |
2193 | void |
2194 | __dump_entrylks (pl_inode_t *pl_inode) |
2195 | { |
2196 | pl_dom_list_t *dom = NULL((void*)0); |
2197 | pl_entry_lock_t *lock = NULL((void*)0); |
2198 | char blocked[32] = {0,}; |
2199 | char granted[32] = {0,}; |
2200 | int count = 0; |
2201 | char key[GF_DUMP_MAX_BUF_LEN4096] = {0,}; |
2202 | |
2203 | char tmp[256]; |
2204 | |
2205 | list_for_each_entry (dom, &pl_inode->dom_list, inode_list)for (dom = ((typeof(*dom) *)((char *)((&pl_inode->dom_list )->next)-(unsigned long)(&((typeof(*dom) *)0)->inode_list ))); &dom->inode_list != (&pl_inode->dom_list); dom = ((typeof(*dom) *)((char *)(dom->inode_list.next)-(unsigned long)(&((typeof(*dom) *)0)->inode_list)))) { |
2206 | |
2207 | count = 0; |
2208 | |
2209 | gf_proc_dump_build_key(key,{ _gf_proc_dump_build_key(key, "lock-dump.domain", "domain"); } |
2210 | "lock-dump.domain",{ _gf_proc_dump_build_key(key, "lock-dump.domain", "domain"); } |
2211 | "domain"){ _gf_proc_dump_build_key(key, "lock-dump.domain", "domain"); }; |
2212 | gf_proc_dump_write(key, "%s", dom->domain); |
2213 | |
2214 | list_for_each_entry (lock, &dom->entrylk_list, domain_list)for (lock = ((typeof(*lock) *)((char *)((&dom->entrylk_list )->next)-(unsigned long)(&((typeof(*lock) *)0)->domain_list ))); &lock->domain_list != (&dom->entrylk_list) ; lock = ((typeof(*lock) *)((char *)(lock->domain_list.next )-(unsigned long)(&((typeof(*lock) *)0)->domain_list)) )) { |
2215 | |
2216 | gf_proc_dump_build_key(key,{ _gf_proc_dump_build_key(key, "xlator.feature.locks.lock-dump.domain.entrylk" , "entrylk[%d](ACTIVE)", count); } |
2217 | "xlator.feature.locks.lock-dump.domain.entrylk",{ _gf_proc_dump_build_key(key, "xlator.feature.locks.lock-dump.domain.entrylk" , "entrylk[%d](ACTIVE)", count); } |
2218 | "entrylk[%d](ACTIVE)", count ){ _gf_proc_dump_build_key(key, "xlator.feature.locks.lock-dump.domain.entrylk" , "entrylk[%d](ACTIVE)", count); }; |
2219 | if (lock->blkd_time.tv_sec == 0 && lock->blkd_time.tv_usec == 0) { |
2220 | snprintf (tmp, 256, ENTRY_GRNTD_FMT"type=%s on basename=%s"", ""pid = %llu, owner=%s, transport=%p, " ", ""granted at %s", |
2221 | lock->type == ENTRYLK_RDLCK ? "ENTRYLK_RDLCK" : |
2222 | "ENTRYLK_WRLCK", lock->basename, |
2223 | (unsigned long long) lock->client_pid, |
2224 | lkowner_utoa (&lock->owner), lock->trans, |
2225 | ctime_r (&lock->granted_time.tv_sec, granted)); |
2226 | } else { |
2227 | snprintf (tmp, 256, ENTRY_BLKD_GRNTD_FMT"type=%s on basename=%s"", ""pid = %llu, owner=%s, transport=%p, " ", ""blocked at %s"", ""granted at %s", |
2228 | lock->type == ENTRYLK_RDLCK ? "ENTRYLK_RDLCK" : |
2229 | "ENTRYLK_WRLCK", lock->basename, |
2230 | (unsigned long long) lock->client_pid, |
2231 | lkowner_utoa (&lock->owner), lock->trans, |
2232 | ctime_r (&lock->blkd_time.tv_sec, blocked), |
2233 | ctime_r (&lock->granted_time.tv_sec, granted)); |
2234 | } |
2235 | |
2236 | gf_proc_dump_write(key, tmp); |
2237 | |
2238 | count++; |
2239 | } |
2240 | |
2241 | list_for_each_entry (lock, &dom->blocked_entrylks, blocked_locks)for (lock = ((typeof(*lock) *)((char *)((&dom->blocked_entrylks )->next)-(unsigned long)(&((typeof(*lock) *)0)->blocked_locks ))); &lock->blocked_locks != (&dom->blocked_entrylks ); lock = ((typeof(*lock) *)((char *)(lock->blocked_locks. next)-(unsigned long)(&((typeof(*lock) *)0)->blocked_locks )))) { |
2242 | |
2243 | gf_proc_dump_build_key(key,{ _gf_proc_dump_build_key(key, "xlator.feature.locks.lock-dump.domain.entrylk" , "entrylk[%d](BLOCKED)", count); } |
2244 | "xlator.feature.locks.lock-dump.domain.entrylk",{ _gf_proc_dump_build_key(key, "xlator.feature.locks.lock-dump.domain.entrylk" , "entrylk[%d](BLOCKED)", count); } |
2245 | "entrylk[%d](BLOCKED)", count ){ _gf_proc_dump_build_key(key, "xlator.feature.locks.lock-dump.domain.entrylk" , "entrylk[%d](BLOCKED)", count); }; |
2246 | snprintf (tmp, 256, ENTRY_BLKD_FMT"type=%s on basename=%s"", ""pid = %llu, owner=%s, transport=%p, " ", ""blocked at %s", |
2247 | lock->type == ENTRYLK_RDLCK ? "ENTRYLK_RDLCK" : |
2248 | "ENTRYLK_WRLCK", lock->basename, |
2249 | (unsigned long long) lock->client_pid, |
2250 | lkowner_utoa (&lock->owner), lock->trans, |
2251 | ctime_r (&lock->blkd_time.tv_sec, blocked)); |
2252 | |
2253 | gf_proc_dump_write(key, tmp); |
2254 | |
2255 | count++; |
2256 | } |
2257 | |
2258 | } |
2259 | |
2260 | } |
2261 | |
2262 | void |
2263 | dump_entrylks (pl_inode_t *pl_inode) |
2264 | { |
2265 | pthread_mutex_lock (&pl_inode->mutex); |
2266 | { |
2267 | __dump_entrylks (pl_inode); |
2268 | } |
2269 | pthread_mutex_unlock (&pl_inode->mutex); |
2270 | |
2271 | } |
2272 | |
2273 | void |
2274 | __dump_inodelks (pl_inode_t *pl_inode) |
2275 | { |
2276 | pl_dom_list_t *dom = NULL((void*)0); |
2277 | pl_inode_lock_t *lock = NULL((void*)0); |
2278 | int count = 0; |
2279 | char key[GF_DUMP_MAX_BUF_LEN4096]; |
2280 | |
2281 | char tmp[256]; |
2282 | |
2283 | list_for_each_entry (dom, &pl_inode->dom_list, inode_list)for (dom = ((typeof(*dom) *)((char *)((&pl_inode->dom_list )->next)-(unsigned long)(&((typeof(*dom) *)0)->inode_list ))); &dom->inode_list != (&pl_inode->dom_list); dom = ((typeof(*dom) *)((char *)(dom->inode_list.next)-(unsigned long)(&((typeof(*dom) *)0)->inode_list)))) { |
2284 | |
2285 | count = 0; |
2286 | |
2287 | gf_proc_dump_build_key(key,{ _gf_proc_dump_build_key(key, "lock-dump.domain", "domain"); } |
2288 | "lock-dump.domain",{ _gf_proc_dump_build_key(key, "lock-dump.domain", "domain"); } |
2289 | "domain"){ _gf_proc_dump_build_key(key, "lock-dump.domain", "domain"); }; |
2290 | gf_proc_dump_write(key, "%s", dom->domain); |
2291 | |
2292 | list_for_each_entry (lock, &dom->inodelk_list, list)for (lock = ((typeof(*lock) *)((char *)((&dom->inodelk_list )->next)-(unsigned long)(&((typeof(*lock) *)0)->list ))); &lock->list != (&dom->inodelk_list); lock = ((typeof(*lock) *)((char *)(lock->list.next)-(unsigned long )(&((typeof(*lock) *)0)->list)))) { |
2293 | |
2294 | gf_proc_dump_build_key(key,{ _gf_proc_dump_build_key(key, "inodelk", "inodelk[%d](ACTIVE)" ,count); } |
2295 | "inodelk",{ _gf_proc_dump_build_key(key, "inodelk", "inodelk[%d](ACTIVE)" ,count); } |
2296 | "inodelk[%d](ACTIVE)",count ){ _gf_proc_dump_build_key(key, "inodelk", "inodelk[%d](ACTIVE)" ,count); }; |
2297 | |
2298 | SET_FLOCK_PID (&lock->user_flock, lock)((&lock->user_flock)->l_pid = lock->client_pid); |
2299 | pl_dump_lock (tmp, 256, &lock->user_flock, |
2300 | &lock->owner, |
2301 | lock->transport, |
2302 | &lock->granted_time.tv_sec, |
2303 | &lock->blkd_time.tv_sec, |
2304 | _gf_true); |
2305 | gf_proc_dump_write(key, tmp); |
2306 | |
2307 | count++; |
2308 | } |
2309 | |
2310 | list_for_each_entry (lock, &dom->blocked_inodelks, blocked_locks)for (lock = ((typeof(*lock) *)((char *)((&dom->blocked_inodelks )->next)-(unsigned long)(&((typeof(*lock) *)0)->blocked_locks ))); &lock->blocked_locks != (&dom->blocked_inodelks ); lock = ((typeof(*lock) *)((char *)(lock->blocked_locks. next)-(unsigned long)(&((typeof(*lock) *)0)->blocked_locks )))) { |
2311 | |
2312 | gf_proc_dump_build_key(key,{ _gf_proc_dump_build_key(key, "inodelk", "inodelk[%d](BLOCKED)" ,count); } |
2313 | "inodelk",{ _gf_proc_dump_build_key(key, "inodelk", "inodelk[%d](BLOCKED)" ,count); } |
2314 | "inodelk[%d](BLOCKED)",count ){ _gf_proc_dump_build_key(key, "inodelk", "inodelk[%d](BLOCKED)" ,count); }; |
2315 | SET_FLOCK_PID (&lock->user_flock, lock)((&lock->user_flock)->l_pid = lock->client_pid); |
2316 | pl_dump_lock (tmp, 256, &lock->user_flock, |
2317 | &lock->owner, |
2318 | lock->transport, |
2319 | 0, &lock->blkd_time.tv_sec, |
2320 | _gf_false); |
2321 | gf_proc_dump_write(key, tmp); |
2322 | |
2323 | count++; |
2324 | } |
2325 | |
2326 | } |
2327 | |
2328 | } |
2329 | |
2330 | void |
2331 | dump_inodelks (pl_inode_t *pl_inode) |
2332 | { |
2333 | pthread_mutex_lock (&pl_inode->mutex); |
2334 | { |
2335 | __dump_inodelks (pl_inode); |
2336 | } |
2337 | pthread_mutex_unlock (&pl_inode->mutex); |
2338 | |
2339 | } |
2340 | |
2341 | void |
2342 | __dump_posixlks (pl_inode_t *pl_inode) |
2343 | { |
2344 | posix_lock_t *lock = NULL((void*)0); |
2345 | int count = 0; |
2346 | char key[GF_DUMP_MAX_BUF_LEN4096]; |
2347 | |
2348 | char tmp[256]; |
2349 | |
2350 | list_for_each_entry (lock, &pl_inode->ext_list, list)for (lock = ((typeof(*lock) *)((char *)((&pl_inode->ext_list )->next)-(unsigned long)(&((typeof(*lock) *)0)->list ))); &lock->list != (&pl_inode->ext_list); lock = ((typeof(*lock) *)((char *)(lock->list.next)-(unsigned long )(&((typeof(*lock) *)0)->list)))) { |
2351 | |
2352 | SET_FLOCK_PID (&lock->user_flock, lock)((&lock->user_flock)->l_pid = lock->client_pid); |
2353 | gf_proc_dump_build_key(key,{ _gf_proc_dump_build_key(key, "posixlk", "posixlk[%d](%s)", count , lock->blocked ? "BLOCKED" : "ACTIVE"); } |
2354 | "posixlk",{ _gf_proc_dump_build_key(key, "posixlk", "posixlk[%d](%s)", count , lock->blocked ? "BLOCKED" : "ACTIVE"); } |
2355 | "posixlk[%d](%s)",{ _gf_proc_dump_build_key(key, "posixlk", "posixlk[%d](%s)", count , lock->blocked ? "BLOCKED" : "ACTIVE"); } |
2356 | count,{ _gf_proc_dump_build_key(key, "posixlk", "posixlk[%d](%s)", count , lock->blocked ? "BLOCKED" : "ACTIVE"); } |
2357 | lock->blocked ? "BLOCKED" : "ACTIVE"){ _gf_proc_dump_build_key(key, "posixlk", "posixlk[%d](%s)", count , lock->blocked ? "BLOCKED" : "ACTIVE"); }; |
2358 | pl_dump_lock (tmp, 256, &lock->user_flock, |
2359 | &lock->owner, lock->transport, |
2360 | &lock->granted_time.tv_sec, &lock->blkd_time.tv_sec, |
2361 | (lock->blocked)? _gf_false: _gf_true); |
2362 | gf_proc_dump_write(key, tmp); |
2363 | |
2364 | count++; |
2365 | } |
2366 | } |
2367 | |
2368 | void |
2369 | dump_posixlks (pl_inode_t *pl_inode) |
2370 | { |
2371 | pthread_mutex_lock (&pl_inode->mutex); |
2372 | { |
2373 | __dump_posixlks (pl_inode); |
2374 | } |
2375 | pthread_mutex_unlock (&pl_inode->mutex); |
2376 | |
2377 | } |
2378 | |
2379 | int32_t |
2380 | pl_dump_inode_priv (xlator_t *this, inode_t *inode) |
2381 | { |
2382 | |
2383 | int ret = -1; |
2384 | uint64_t tmp_pl_inode = 0; |
2385 | pl_inode_t *pl_inode = NULL((void*)0); |
2386 | char *pathname = NULL((void*)0); |
2387 | gf_boolean_t section_added = _gf_false; |
2388 | |
2389 | int count = 0; |
2390 | |
2391 | if (!inode) { |
2392 | errno(*__errno_location ()) = EINVAL22; |
2393 | goto out; |
2394 | } |
2395 | |
2396 | ret = TRY_LOCK (&inode->lock)pthread_spin_trylock (&inode->lock); |
2397 | if (ret) |
2398 | goto out; |
2399 | { |
2400 | ret = __inode_ctx_get (inode, this, &tmp_pl_inode)__inode_ctx_get2(inode,this,&tmp_pl_inode,0); |
2401 | if (ret) |
2402 | goto unlock; |
2403 | } |
2404 | unlock: |
2405 | UNLOCK (&inode->lock)pthread_spin_unlock (&inode->lock); |
2406 | if (ret) |
2407 | goto out; |
2408 | |
2409 | pl_inode = (pl_inode_t *)(long)tmp_pl_inode; |
2410 | if (!pl_inode) { |
2411 | ret = -1; |
2412 | goto out; |
2413 | } |
2414 | |
2415 | gf_proc_dump_add_section("xlator.features.locks.%s.inode", this->name); |
2416 | section_added = _gf_true; |
2417 | |
2418 | /*We are safe to call __inode_path since we have the |
2419 | * inode->table->lock */ |
2420 | __inode_path (inode, NULL((void*)0), &pathname); |
2421 | if (pathname) |
2422 | gf_proc_dump_write ("path", "%s", pathname); |
2423 | |
2424 | gf_proc_dump_write("mandatory", "%d", pl_inode->mandatory); |
2425 | |
2426 | ret = pthread_mutex_trylock (&pl_inode->mutex); |
2427 | if (ret) |
2428 | goto out; |
2429 | { |
2430 | count = __get_entrylk_count (this, pl_inode); |
2431 | if (count) { |
2432 | gf_proc_dump_write("entrylk-count", "%d", count); |
2433 | __dump_entrylks (pl_inode); |
2434 | } |
2435 | |
2436 | count = __get_inodelk_count (this, pl_inode); |
2437 | if (count) { |
2438 | gf_proc_dump_write("inodelk-count", "%d", count); |
2439 | __dump_inodelks (pl_inode); |
2440 | } |
2441 | |
2442 | count = __get_posixlk_count (this, pl_inode); |
2443 | if (count) { |
2444 | gf_proc_dump_write("posixlk-count", "%d", count); |
2445 | __dump_posixlks (pl_inode); |
2446 | } |
2447 | } |
2448 | pthread_mutex_unlock (&pl_inode->mutex); |
2449 | |
2450 | out: |
2451 | GF_FREE (pathname)__gf_free (pathname); |
2452 | |
2453 | if (ret && inode) { |
2454 | if (!section_added) |
2455 | gf_proc_dump_add_section ("xlator.features.locks.%s." |
2456 | "inode", this->name); |
2457 | gf_proc_dump_write ("Unable to print lock state", "(Lock " |
2458 | "acquisition failure) %s", |
2459 | uuid_utoa (inode->gfid)); |
2460 | } |
2461 | return ret; |
2462 | } |
2463 | |
2464 | int32_t |
2465 | mem_acct_init (xlator_t *this) |
2466 | { |
2467 | int ret = -1; |
2468 | |
2469 | if (!this) |
2470 | return ret; |
2471 | |
2472 | ret = xlator_mem_acct_init (this, gf_locks_mt_end + 1); |
2473 | |
2474 | if (ret != 0) { |
2475 | gf_log (this->name, GF_LOG_ERROR, "Memory accounting init"do { do { if (0) printf ("Memory accounting init" "failed"); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 2476 , GF_LOG_ERROR, "Memory accounting init" "failed"); } while ( 0) |
2476 | "failed")do { do { if (0) printf ("Memory accounting init" "failed"); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__, 2476 , GF_LOG_ERROR, "Memory accounting init" "failed"); } while ( 0); |
2477 | return ret; |
2478 | } |
2479 | |
2480 | return ret; |
2481 | } |
2482 | |
2483 | int |
2484 | init (xlator_t *this) |
2485 | { |
2486 | posix_locks_private_t *priv = NULL((void*)0); |
2487 | xlator_list_t *trav = NULL((void*)0); |
2488 | data_t *mandatory = NULL((void*)0); |
2489 | data_t *trace = NULL((void*)0); |
2490 | int ret = -1; |
2491 | |
2492 | if (!this->children || this->children->next) { |
2493 | gf_log (this->name, GF_LOG_CRITICAL,do { do { if (0) printf ("FATAL: posix-locks should have exactly one child" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 2494, GF_LOG_CRITICAL, "FATAL: posix-locks should have exactly one child" ); } while (0) |
2494 | "FATAL: posix-locks should have exactly one child")do { do { if (0) printf ("FATAL: posix-locks should have exactly one child" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 2494, GF_LOG_CRITICAL, "FATAL: posix-locks should have exactly one child" ); } while (0); |
2495 | goto out; |
2496 | } |
2497 | |
2498 | if (!this->parents) { |
2499 | gf_log (this->name, GF_LOG_WARNING,do { do { if (0) printf ("Volume is dangling. Please check the volume file." ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 2500, GF_LOG_WARNING, "Volume is dangling. Please check the volume file." ); } while (0) |
2500 | "Volume is dangling. Please check the volume file.")do { do { if (0) printf ("Volume is dangling. Please check the volume file." ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 2500, GF_LOG_WARNING, "Volume is dangling. Please check the volume file." ); } while (0); |
2501 | } |
2502 | |
2503 | trav = this->children; |
2504 | while (trav->xlator->children) |
2505 | trav = trav->xlator->children; |
2506 | |
2507 | if (strncmp ("storage/", trav->xlator->type, 8)) { |
2508 | gf_log (this->name, GF_LOG_CRITICAL,do { do { if (0) printf ("'locks' translator is not loaded over a storage " "translator"); } while (0); _gf_log (this->name, "posix.c" , __FUNCTION__, 2510, GF_LOG_CRITICAL, "'locks' translator is not loaded over a storage " "translator"); } while (0) |
2509 | "'locks' translator is not loaded over a storage "do { do { if (0) printf ("'locks' translator is not loaded over a storage " "translator"); } while (0); _gf_log (this->name, "posix.c" , __FUNCTION__, 2510, GF_LOG_CRITICAL, "'locks' translator is not loaded over a storage " "translator"); } while (0) |
2510 | "translator")do { do { if (0) printf ("'locks' translator is not loaded over a storage " "translator"); } while (0); _gf_log (this->name, "posix.c" , __FUNCTION__, 2510, GF_LOG_CRITICAL, "'locks' translator is not loaded over a storage " "translator"); } while (0); |
2511 | goto out;; |
2512 | } |
2513 | |
2514 | priv = GF_CALLOC (1, sizeof (*priv),__gf_calloc (1, sizeof (*priv), gf_locks_mt_posix_locks_private_t ) |
2515 | gf_locks_mt_posix_locks_private_t)__gf_calloc (1, sizeof (*priv), gf_locks_mt_posix_locks_private_t ); |
2516 | |
2517 | mandatory = dict_get (this->options, "mandatory-locks"); |
2518 | if (mandatory) |
2519 | gf_log (this->name, GF_LOG_WARNING,do { do { if (0) printf ("mandatory locks not supported in this minor release." ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 2520, GF_LOG_WARNING, "mandatory locks not supported in this minor release." ); } while (0) |
2520 | "mandatory locks not supported in this minor release.")do { do { if (0) printf ("mandatory locks not supported in this minor release." ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 2520, GF_LOG_WARNING, "mandatory locks not supported in this minor release." ); } while (0); |
2521 | |
2522 | trace = dict_get (this->options, "trace"); |
2523 | if (trace) { |
2524 | if (gf_string2boolean (trace->data, |
2525 | &priv->trace) == -1) { |
2526 | gf_log (this->name, GF_LOG_ERROR,do { do { if (0) printf ("'trace' takes on only boolean values." ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 2527, GF_LOG_ERROR, "'trace' takes on only boolean values." ); } while (0) |
2527 | "'trace' takes on only boolean values.")do { do { if (0) printf ("'trace' takes on only boolean values." ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 2527, GF_LOG_ERROR, "'trace' takes on only boolean values." ); } while (0); |
2528 | goto out; |
2529 | } |
2530 | } |
2531 | |
2532 | this->local_pool = mem_pool_new (pl_local_t, 32)mem_pool_new_fn (sizeof(pl_local_t), 32, "pl_local_t"); |
2533 | if (!this->local_pool) { |
2534 | ret = -1; |
2535 | gf_log (this->name, GF_LOG_ERROR,do { do { if (0) printf ("failed to create local_t's memory pool" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 2536, GF_LOG_ERROR, "failed to create local_t's memory pool" ); } while (0) |
2536 | "failed to create local_t's memory pool")do { do { if (0) printf ("failed to create local_t's memory pool" ); } while (0); _gf_log (this->name, "posix.c", __FUNCTION__ , 2536, GF_LOG_ERROR, "failed to create local_t's memory pool" ); } while (0); |
2537 | goto out; |
2538 | } |
2539 | |
2540 | this->private = priv; |
2541 | ret = 0; |
2542 | |
2543 | out: |
2544 | if (ret) { |
2545 | GF_FREE (priv)__gf_free (priv); |
2546 | } |
2547 | return ret; |
2548 | } |
2549 | |
2550 | |
2551 | int |
2552 | fini (xlator_t *this) |
2553 | { |
2554 | posix_locks_private_t *priv = NULL((void*)0); |
2555 | |
2556 | priv = this->private; |
2557 | if (!priv) |
2558 | return 0; |
2559 | this->private = NULL((void*)0); |
2560 | GF_FREE (priv->brickname)__gf_free (priv->brickname); |
2561 | GF_FREE (priv)__gf_free (priv); |
2562 | |
2563 | return 0; |
2564 | } |
2565 | |
2566 | |
2567 | int |
2568 | pl_inodelk (call_frame_t *frame, xlator_t *this, |
2569 | const char *volume, loc_t *loc, int32_t cmd, struct gf_flock *flock, |
2570 | dict_t *xdata); |
2571 | |
2572 | int |
2573 | pl_finodelk (call_frame_t *frame, xlator_t *this, |
2574 | const char *volume, fd_t *fd, int32_t cmd, struct gf_flock *flock, |
2575 | dict_t *xdata); |
2576 | |
2577 | int |
2578 | pl_entrylk (call_frame_t *frame, xlator_t *this, |
2579 | const char *volume, loc_t *loc, const char *basename, |
2580 | entrylk_cmd cmd, entrylk_type type, dict_t *xdata); |
2581 | |
2582 | int |
2583 | pl_fentrylk (call_frame_t *frame, xlator_t *this, |
2584 | const char *volume, fd_t *fd, const char *basename, |
2585 | entrylk_cmd cmd, entrylk_type type, dict_t *xdata); |
2586 | |
2587 | struct xlator_fops fops = { |
2588 | .lookup = pl_lookup, |
2589 | .create = pl_create, |
2590 | .truncate = pl_truncate, |
2591 | .ftruncate = pl_ftruncate, |
2592 | .open = pl_open, |
2593 | .readv = pl_readv, |
2594 | .writev = pl_writev, |
2595 | .lk = pl_lk, |
2596 | .inodelk = pl_inodelk, |
2597 | .finodelk = pl_finodelk, |
2598 | .entrylk = pl_entrylk, |
2599 | .fentrylk = pl_fentrylk, |
2600 | .flush = pl_flush, |
2601 | .opendir = pl_opendir, |
2602 | .readdirp = pl_readdirp, |
2603 | .getxattr = pl_getxattr, |
2604 | .fgetxattr = pl_fgetxattr, |
2605 | .fsetxattr = pl_fsetxattr, |
2606 | }; |
2607 | |
2608 | struct xlator_dumpops dumpops = { |
2609 | .inodectx = pl_dump_inode_priv, |
2610 | }; |
2611 | |
2612 | struct xlator_cbks cbks = { |
2613 | .forget = pl_forget, |
2614 | .release = pl_release, |
2615 | .releasedir = pl_releasedir, |
2616 | }; |
2617 | |
2618 | |
2619 | struct volume_options options[] = { |
2620 | { .key = { "mandatory-locks", "mandatory" }, |
2621 | .type = GF_OPTION_TYPE_BOOL |
2622 | }, |
2623 | { .key = { "trace" }, |
2624 | .type = GF_OPTION_TYPE_BOOL |
2625 | }, |
2626 | { .key = {NULL((void*)0)} }, |
2627 | }; |