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authorVikas Gorur <vikas@gluster.com>2009-11-24 08:45:10 +0000
committerAnand V. Avati <avati@dev.gluster.com>2009-11-24 06:40:12 -0800
commit250edc9e494fe0c59eff580df18080111ecb475e (patch)
tree0e73af8f82f9f644abff21ee5b2f0309e276dc22
parent74612a456ad1602f8038fae79fee654eb427602a (diff)
cluster/afr: Refactored the self-heal interface.
Cleaned up the self-heal interface to callers. Signed-off-by: Vikas Gorur <vikas@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 170 (Auto-heal fails on files that are open()-ed/mmap()-ed) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=170
-rw-r--r--xlators/cluster/afr/src/afr-dir-read.c25
-rw-r--r--xlators/cluster/afr/src/afr-open.c26
-rw-r--r--xlators/cluster/afr/src/afr-self-heal-common.c132
-rw-r--r--xlators/cluster/afr/src/afr-self-heal-data.c13
-rw-r--r--xlators/cluster/afr/src/afr-self-heal-entry.c11
-rw-r--r--xlators/cluster/afr/src/afr-self-heal-metadata.c12
-rw-r--r--xlators/cluster/afr/src/afr-self-heal.h4
-rw-r--r--xlators/cluster/afr/src/afr.c37
-rw-r--r--xlators/cluster/afr/src/afr.h48
9 files changed, 141 insertions, 167 deletions
diff --git a/xlators/cluster/afr/src/afr-dir-read.c b/xlators/cluster/afr/src/afr-dir-read.c
index ee80963b758..24227c33b51 100644
--- a/xlators/cluster/afr/src/afr-dir-read.c
+++ b/xlators/cluster/afr/src/afr-dir-read.c
@@ -49,7 +49,7 @@
int
-afr_examine_dir_completion_cbk (call_frame_t *frame, xlator_t *this)
+afr_examine_dir_sh_unwind (call_frame_t *frame, xlator_t *this)
{
afr_local_t *local = NULL;
afr_self_heal_t *sh = NULL;
@@ -98,8 +98,9 @@ afr_examine_dir_readdir_cbk (call_frame_t *frame, void *cookie,
xlator_t *this, int32_t op_ret, int32_t op_errno,
gf_dirent_t *entries)
{
- afr_private_t * priv = NULL;
- afr_local_t * local = NULL;
+ afr_private_t * priv = NULL;
+ afr_local_t * local = NULL;
+ afr_self_heal_t * sh = NULL;
gf_dirent_t * entry = NULL;
gf_dirent_t * tmp = NULL;
@@ -113,6 +114,7 @@ afr_examine_dir_readdir_cbk (call_frame_t *frame, void *cookie,
priv = this->private;
local = frame->local;
+ sh = &local->self_heal;
child_index = (long) cookie;
@@ -151,22 +153,23 @@ out:
if (__checksums_differ (local->cont.opendir.checksum,
priv->child_count)) {
- local->need_entry_self_heal = _gf_true;
- local->self_heal.forced_merge = _gf_true;
+ /* self-heal will call AFR_STACK_DESTROY and
+ thus unref local->fd, so ref it here */
- local->cont.lookup.buf.st_mode = local->fd->inode->st_mode;
+ local->fd = fd_ref (local->fd);
- local->child_count = afr_up_children_count (priv->child_count,
- local->child_up);
+ sh->need_entry_self_heal = _gf_true;
+ sh->forced_merge = _gf_true;
+ sh->mode = local->fd->inode->st_mode;
+ sh->background = _gf_false;
+ sh->unwind = afr_examine_dir_sh_unwind;
gf_log (this->name, GF_LOG_DEBUG,
"checksums of directory %s differ,"
" triggering forced merge",
local->loc.path);
- afr_self_heal (frame, this,
- afr_examine_dir_completion_cbk,
- _gf_true);
+ afr_self_heal (frame, this);
} else {
afr_set_opendir_done (this, local->fd->inode);
diff --git a/xlators/cluster/afr/src/afr-open.c b/xlators/cluster/afr/src/afr-open.c
index 945f5cddf17..1918dee8167 100644
--- a/xlators/cluster/afr/src/afr-open.c
+++ b/xlators/cluster/afr/src/afr-open.c
@@ -199,7 +199,7 @@ out:
int
-afr_up_down_flush_sh_completion_cbk (call_frame_t *frame, xlator_t *this)
+afr_up_down_flush_sh_unwind (call_frame_t *frame, xlator_t *this)
{
afr_local_t *local = NULL;
@@ -222,30 +222,18 @@ afr_up_down_flush_post_post_op (call_frame_t *frame, xlator_t *this)
local = frame->local;
sh = &local->self_heal;
- sh->calling_fop = GF_FOP_FLUSH;
-
-// sh->healing_fd = local->fd;
-
-// sh->healing_fd_opened = _gf_true;
-
- local->cont.lookup.inode = local->fd->inode;
-
inode_path (local->fd->inode, NULL, (char **)&local->loc.path);
local->loc.name = strrchr (local->loc.path, '/');
local->loc.inode = inode_ref (local->fd->inode);
local->loc.parent = inode_parent (local->fd->inode, 0, NULL);
- sh->data_lock_held = _gf_true;
-
- local->need_data_self_heal = _gf_true;
- local->cont.lookup.buf.st_mode = local->fd->inode->st_mode;
- local->child_count = afr_up_children_count (priv->child_count,
- local->child_up);
-
- sh->flush_self_heal_cbk = afr_up_down_flush_sh_completion_cbk;
+ sh->data_lock_held = _gf_true;
+ sh->need_data_self_heal = _gf_true;
+ sh->mode = local->fd->inode->st_mode;
+ sh->background = _gf_false;
+ sh->unwind = afr_up_down_flush_sh_unwind;
- afr_self_heal (frame, this, afr_up_down_flush_sh_completion_cbk,
- _gf_false);
+ afr_self_heal (frame, this);
return 0;
}
diff --git a/xlators/cluster/afr/src/afr-self-heal-common.c b/xlators/cluster/afr/src/afr-self-heal-common.c
index 0b4f22b01c2..ab28aa68128 100644
--- a/xlators/cluster/afr/src/afr-self-heal-common.c
+++ b/xlators/cluster/afr/src/afr-self-heal-common.c
@@ -1239,8 +1239,10 @@ sh_missing_entries_lookup (call_frame_t *frame, xlator_t *this)
int ret = -1;
local = frame->local;
- call_count = local->child_count;
- priv = this->private;
+ priv = this->private;
+
+ call_count = afr_up_children_count (priv->child_count,
+ local->child_up);
local->call_count = call_count;
@@ -1346,7 +1348,8 @@ afr_self_heal_missing_entries (call_frame_t *frame, xlator_t *this)
afr_build_parent_loc (&sh->parent_loc, &local->loc);
- call_count = local->child_count;
+ call_count = afr_up_children_count (priv->child_count,
+ local->child_up);
local->call_count = call_count;
@@ -1395,11 +1398,11 @@ afr_local_t *afr_local_copy (afr_local_t *l, xlator_t *this)
int
-afr_bgsh_completion_cbk (call_frame_t *bgsh_frame, xlator_t *this)
+afr_self_heal_completion_cbk (call_frame_t *bgsh_frame, xlator_t *this)
{
- afr_private_t *priv = NULL;
- afr_local_t *local = NULL;
- afr_self_heal_t *sh = NULL;
+ afr_private_t * priv = NULL;
+ afr_local_t * local = NULL;
+ afr_self_heal_t * sh = NULL;
priv = this->private;
local = bgsh_frame->local;
@@ -1413,73 +1416,38 @@ afr_bgsh_completion_cbk (call_frame_t *bgsh_frame, xlator_t *this)
"background self-heal completed");
if (!sh->unwound) {
- if (sh->calling_fop == GF_FOP_LOOKUP) {
- AFR_STACK_UNWIND (lookup, sh->orig_frame,
- local->op_ret, local->op_errno,
- local->cont.lookup.inode,
- &local->cont.lookup.buf,
- local->cont.lookup.xattr,
- &local->cont.lookup.postparent);
- } else {
- sh->flush_self_heal_cbk (sh->orig_frame, this);
- }
+ sh->unwind (sh->orig_frame, this);
}
- LOCK (&priv->lock);
- {
- priv->background_self_heals_started--;
+ if (sh->background) {
+ LOCK (&priv->lock);
+ {
+ priv->background_self_heals_started--;
+ }
+ UNLOCK (&priv->lock);
}
- UNLOCK (&priv->lock);
-
- AFR_STACK_DESTROY (bgsh_frame);
-
- return 0;
-}
-
-
-int
-afr_bgsh_unwind (call_frame_t *bgsh_frame, xlator_t *this)
-{
- afr_local_t *local = NULL;
- afr_self_heal_t *sh = NULL;
-
- local = bgsh_frame->local;
- sh = &local->self_heal;
- if (local->govinda_gOvinda) {
- afr_set_split_brain (this, local->cont.lookup.inode);
- }
-
- gf_log (this->name, GF_LOG_TRACE,
- "unwinding lookup and continuing self-heal in the background");
+ /*
+ * XXX Hack: Due to memcpy'ing of local, some pointers will
+ * also have ended up in bgsh_frame's local. We shouldn't free
+ * them. So set them to NULL here.
+ */
- sh->unwound = _gf_true;
+ local->cont.writev.vector = NULL;
- if (sh->calling_fop == GF_FOP_LOOKUP) {
- AFR_STACK_UNWIND (lookup, sh->orig_frame,
- local->op_ret, local->op_errno,
- local->cont.lookup.inode,
- &local->cont.lookup.buf,
- local->cont.lookup.xattr,
- &local->cont.lookup.postparent);
- } else {
- sh->flush_self_heal_cbk (sh->orig_frame, this);
- }
+ AFR_STACK_DESTROY (bgsh_frame);
return 0;
}
int
-afr_self_heal (call_frame_t *frame, xlator_t *this,
- int (*completion_cbk) (call_frame_t *, xlator_t *),
- int bgsh)
+afr_self_heal (call_frame_t *frame, xlator_t *this)
{
afr_local_t *local = NULL;
afr_self_heal_t *sh = NULL;
afr_private_t *priv = NULL;
int i = 0;
- int background = 0;
call_frame_t *sh_frame = NULL;
afr_local_t *sh_local = NULL;
@@ -1487,48 +1455,44 @@ afr_self_heal (call_frame_t *frame, xlator_t *this,
local = frame->local;
priv = this->private;
- LOCK (&priv->lock);
- {
- if (priv->background_self_heals_started < priv->background_self_heal_count) {
- priv->background_self_heals_started++;
- background = 1;
+ if (local->self_heal.background) {
+ LOCK (&priv->lock);
+ {
+ if (priv->background_self_heals_started
+ > priv->background_self_heal_count) {
+
+ local->self_heal.background = _gf_false;
+
+ } else {
+ priv->background_self_heals_started++;
+ }
}
+ UNLOCK (&priv->lock);
}
- UNLOCK (&priv->lock);
gf_log (this->name, GF_LOG_TRACE,
"performing self heal on %s (metadata=%d data=%d entry=%d)",
local->loc.path,
- local->need_metadata_self_heal,
- local->need_data_self_heal,
- local->need_entry_self_heal);
+ local->self_heal.need_metadata_self_heal,
+ local->self_heal.need_data_self_heal,
+ local->self_heal.need_entry_self_heal);
sh_frame = copy_frame (frame);
sh_local = afr_local_copy (local, this);
sh_frame->local = sh_local;
sh = &sh_local->self_heal;
- sh->orig_frame = frame;
-
- if (bgsh)
- sh->background = _gf_true;
- else
- sh->background = _gf_false;
+ sh->orig_frame = frame;
- if (completion_cbk == NULL) {
- sh->completion_cbk = afr_bgsh_completion_cbk;
- } else {
- sh->completion_cbk = completion_cbk;
- }
+ sh->completion_cbk = afr_self_heal_completion_cbk;
- sh->unwind = afr_bgsh_unwind;
- sh->buf = CALLOC (priv->child_count, sizeof (struct stat));
- sh->child_errno = CALLOC (priv->child_count, sizeof (int));
- sh->success = CALLOC (priv->child_count, sizeof (int));
- sh->xattr = CALLOC (priv->child_count, sizeof (dict_t *));
- sh->sources = CALLOC (sizeof (*sh->sources), priv->child_count);
- sh->locked_nodes = CALLOC (sizeof (*sh->locked_nodes), priv->child_count);
+ sh->buf = CALLOC (priv->child_count, sizeof (struct stat));
+ sh->child_errno = CALLOC (priv->child_count, sizeof (int));
+ sh->success = CALLOC (priv->child_count, sizeof (int));
+ sh->xattr = CALLOC (priv->child_count, sizeof (dict_t *));
+ sh->sources = CALLOC (priv->child_count, sizeof (*sh->sources));
+ sh->locked_nodes = CALLOC (priv->child_count, sizeof (*sh->locked_nodes));
sh->pending_matrix = CALLOC (sizeof (int32_t *), priv->child_count);
for (i = 0; i < priv->child_count; i++) {
diff --git a/xlators/cluster/afr/src/afr-self-heal-data.c b/xlators/cluster/afr/src/afr-self-heal-data.c
index e8384ec30f8..7662c1178e0 100644
--- a/xlators/cluster/afr/src/afr-self-heal-data.c
+++ b/xlators/cluster/afr/src/afr-self-heal-data.c
@@ -80,7 +80,7 @@ afr_sh_data_done (call_frame_t *frame, xlator_t *this)
"self heal of %s completed",
local->loc.path);
- sh->completion_cbk (sh->orig_frame, this);
+ sh->completion_cbk (frame, this);
return 0;
}
@@ -728,7 +728,8 @@ afr_sh_data_fix (call_frame_t *frame, xlator_t *this)
afr_set_read_child (this, local->loc.inode, sh->source);
if (sh->background) {
- sh->unwind (frame, this);
+ sh->unwind (sh->orig_frame, this);
+ sh->unwound = _gf_true;
}
afr_sh_data_sync_prepare (frame, this);
@@ -790,7 +791,8 @@ afr_sh_data_fstat (call_frame_t *frame, xlator_t *this)
local = frame->local;
sh = &local->self_heal;
- call_count = local->child_count;
+ call_count = afr_up_children_count (priv->child_count,
+ local->child_up);
local->call_count = call_count;
@@ -868,7 +870,8 @@ afr_sh_data_fxattrop (call_frame_t *frame, xlator_t *this)
local = frame->local;
sh = &local->self_heal;
- call_count = local->child_count;
+ call_count = afr_up_children_count (priv->child_count,
+ local->child_up);
local->call_count = call_count;
@@ -1142,7 +1145,7 @@ afr_self_heal_data (call_frame_t *frame, xlator_t *this)
local = frame->local;
sh = &local->self_heal;
- if (local->need_data_self_heal && priv->data_self_heal) {
+ if (sh->need_data_self_heal && priv->data_self_heal) {
afr_sh_data_open (frame, this);
} else {
gf_log (this->name, GF_LOG_TRACE,
diff --git a/xlators/cluster/afr/src/afr-self-heal-entry.c b/xlators/cluster/afr/src/afr-self-heal-entry.c
index 5c47d887e52..50d11cc18e2 100644
--- a/xlators/cluster/afr/src/afr-self-heal-entry.c
+++ b/xlators/cluster/afr/src/afr-self-heal-entry.c
@@ -2347,7 +2347,8 @@ afr_sh_entry_fix (call_frame_t *frame, xlator_t *this)
sh->source = source;
if (sh->background) {
- sh->unwind (frame, this);
+ sh->unwind (sh->orig_frame, this);
+ sh->unwound = _gf_true;
}
heal:
@@ -2410,7 +2411,8 @@ afr_sh_entry_lookup (call_frame_t *frame, xlator_t *this)
local = frame->local;
sh = &local->self_heal;
- call_count = local->child_count;
+ call_count = afr_up_children_count (priv->child_count,
+ local->child_up);
local->call_count = call_count;
@@ -2507,7 +2509,8 @@ afr_sh_entry_lock (call_frame_t *frame, xlator_t *this)
sh = &local->self_heal;
priv = this->private;
- call_count = local->child_count;
+ call_count = afr_up_children_count (priv->child_count,
+ local->child_up);
local->call_count = call_count;
@@ -2545,7 +2548,7 @@ afr_self_heal_entry (call_frame_t *frame, xlator_t *this)
local = frame->local;
sh = &local->self_heal;
- if (local->need_entry_self_heal && priv->entry_self_heal) {
+ if (local->self_heal.need_entry_self_heal && priv->entry_self_heal) {
afr_sh_entry_lock (frame, this);
} else {
gf_log (this->name, GF_LOG_TRACE,
diff --git a/xlators/cluster/afr/src/afr-self-heal-metadata.c b/xlators/cluster/afr/src/afr-self-heal-metadata.c
index 9842902e6e0..bddccf6821d 100644
--- a/xlators/cluster/afr/src/afr-self-heal-metadata.c
+++ b/xlators/cluster/afr/src/afr-self-heal-metadata.c
@@ -81,7 +81,7 @@ afr_sh_metadata_done (call_frame_t *frame, xlator_t *this)
local->loc.path);
sh->completion_cbk (frame, this);
} else {
- if (S_ISREG (local->cont.lookup.buf.st_mode)) {
+ if (S_ISREG (sh->mode)) {
gf_log (this->name, GF_LOG_TRACE,
"proceeding to data check on %s",
local->loc.path);
@@ -89,7 +89,7 @@ afr_sh_metadata_done (call_frame_t *frame, xlator_t *this)
return 0;
}
- if (S_ISDIR (local->cont.lookup.buf.st_mode)) {
+ if (S_ISDIR (sh->mode)) {
gf_log (this->name, GF_LOG_TRACE,
"proceeding to entry check on %s",
local->loc.path);
@@ -668,7 +668,8 @@ afr_sh_metadata_lookup (call_frame_t *frame, xlator_t *this)
sh = &local->self_heal;
priv = this->private;
- call_count = local->child_count;
+ call_count = afr_up_children_count (priv->child_count,
+ local->child_up);
local->call_count = call_count;
xattr_req = dict_new();
@@ -769,7 +770,8 @@ afr_sh_metadata_lock (call_frame_t *frame, xlator_t *this)
sh = &local->self_heal;
priv = this->private;
- call_count = local->child_count;
+ call_count = afr_up_children_count (priv->child_count,
+ local->child_up);
local->call_count = call_count;
for (i = 0; i < priv->child_count; i++) {
@@ -809,7 +811,7 @@ afr_self_heal_metadata (call_frame_t *frame, xlator_t *this)
local = frame->local;
sh = &local->self_heal;
- if (local->need_metadata_self_heal && priv->metadata_self_heal) {
+ if (local->self_heal.need_metadata_self_heal && priv->metadata_self_heal) {
afr_sh_metadata_lock (frame, this);
} else {
afr_sh_metadata_done (frame, this);
diff --git a/xlators/cluster/afr/src/afr-self-heal.h b/xlators/cluster/afr/src/afr-self-heal.h
index 84a1380b798..3c8b1333e27 100644
--- a/xlators/cluster/afr/src/afr-self-heal.h
+++ b/xlators/cluster/afr/src/afr-self-heal.h
@@ -46,8 +46,6 @@ int
afr_self_heal_metadata (call_frame_t *frame, xlator_t *this);
int
-afr_self_heal (call_frame_t *frame, xlator_t *this,
- int (*completion_cbk) (call_frame_t *, xlator_t *),
- int bgsh);
+afr_self_heal (call_frame_t *frame, xlator_t *this);
#endif /* __AFR_SELF_HEAL_H__ */
diff --git a/xlators/cluster/afr/src/afr.c b/xlators/cluster/afr/src/afr.c
index 467b8112d44..994588c87f0 100644
--- a/xlators/cluster/afr/src/afr.c
+++ b/xlators/cluster/afr/src/afr.c
@@ -467,7 +467,7 @@ afr_deitransform (ino64_t ino, int child_count)
int
-afr_self_heal_cbk (call_frame_t *frame, xlator_t *this)
+afr_self_heal_lookup_unwind (call_frame_t *frame, xlator_t *this)
{
afr_local_t *local = NULL;
@@ -532,13 +532,13 @@ afr_lookup_cbk (call_frame_t *frame, void *cookie,
}
if (afr_sh_has_metadata_pending (xattr, child_index, this))
- local->need_metadata_self_heal = 1;
+ local->self_heal.need_metadata_self_heal = _gf_true;
if (afr_sh_has_entry_pending (xattr, child_index, this))
- local->need_entry_self_heal = 1;
+ local->self_heal.need_entry_self_heal = _gf_true;
if (afr_sh_has_data_pending (xattr, child_index, this))
- local->need_data_self_heal = 1;
+ local->self_heal.need_data_self_heal = _gf_true;
ret = dict_get_uint32 (xattr, GLUSTERFS_OPEN_FD_COUNT,
&open_fd_count);
@@ -603,17 +603,17 @@ afr_lookup_cbk (call_frame_t *frame, void *cookie,
if (PERMISSION_DIFFERS (buf, lookup_buf)) {
/* mismatching permissions */
- local->need_metadata_self_heal = 1;
+ local->self_heal.need_metadata_self_heal = _gf_true;
}
if (OWNERSHIP_DIFFERS (buf, lookup_buf)) {
/* mismatching permissions */
- local->need_metadata_self_heal = 1;
+ local->self_heal.need_metadata_self_heal = _gf_true;
}
if (SIZE_DIFFERS (buf, lookup_buf)
&& S_ISREG (buf->st_mode)) {
- local->need_data_self_heal = 1;
+ local->self_heal.need_data_self_heal = _gf_true;
}
if (child_index == local->read_child_index) {
@@ -667,21 +667,21 @@ unlock:
}
if (local->success_count && local->enoent_count) {
- local->need_metadata_self_heal = 1;
- local->need_data_self_heal = 1;
- local->need_entry_self_heal = 1;
+ local->self_heal.need_metadata_self_heal = _gf_true;
+ local->self_heal.need_data_self_heal = _gf_true;
+ local->self_heal.need_entry_self_heal = _gf_true;
}
if (local->success_count) {
/* check for split-brain case in previous lookup */
if (afr_is_split_brain (this,
local->cont.lookup.inode))
- local->need_data_self_heal = 1;
+ local->self_heal.need_data_self_heal = _gf_true;
}
- if ((local->need_metadata_self_heal
- || local->need_data_self_heal
- || local->need_entry_self_heal)
+ if ((local->self_heal.need_metadata_self_heal
+ || local->self_heal.need_data_self_heal
+ || local->self_heal.need_entry_self_heal)
&& (!local->open_fd_count &&
!local->inodelk_count &&
!local->entrylk_count)
@@ -694,9 +694,11 @@ unlock:
lookup_buf->st_mode;
}
- local->self_heal.calling_fop = GF_FOP_LOOKUP;
+ local->self_heal.background = _gf_true;
+ local->self_heal.mode = local->cont.lookup.buf.st_mode;
+ local->self_heal.unwind = afr_self_heal_lookup_unwind;
- afr_self_heal (frame, this, NULL, _gf_true);
+ afr_self_heal (frame, this);
} else {
AFR_STACK_UNWIND (lookup, frame, local->op_ret,
@@ -765,9 +767,6 @@ afr_lookup (call_frame_t *frame, xlator_t *this,
local->child_up);
call_count = local->call_count;
- local->child_count = afr_up_children_count (priv->child_count,
- local->child_up);
-
if (local->call_count == 0) {
ret = -1;
op_errno = ENOTCONN;
diff --git a/xlators/cluster/afr/src/afr.h b/xlators/cluster/afr/src/afr.h
index 56f7a069dcc..4de1f28201e 100644
--- a/xlators/cluster/afr/src/afr.h
+++ b/xlators/cluster/afr/src/afr.h
@@ -75,11 +75,37 @@ typedef struct _afr_private {
} afr_private_t;
typedef struct {
- /* Is this a self-heal triggered to forcibly merge the
- directories? */
- gf_boolean_t forced_merge;
+ /* External interface: These are variables (some optional) that
+ are set by whoever has triggered self-heal */
+
+ gf_boolean_t need_data_self_heal;
+ gf_boolean_t need_metadata_self_heal;
+ gf_boolean_t need_entry_self_heal;
+
+ gf_boolean_t forced_merge; /* Is this a self-heal triggered to
+ forcibly merge the directories? */
+
+ gf_boolean_t healing_fd_opened; /* true if caller has already
+ opened fd */
+
+ gf_boolean_t data_lock_held; /* true if caller has already
+ acquired 0-0 lock */
+
+ fd_t *healing_fd; /* set if callers has opened fd */
+
+ gf_boolean_t background; /* do self-heal in background
+ if possible */
+
+ mode_t mode; /* st_mode of the entry we're doing
+ self-heal on */
+
+ /* Function to call to unwind. If self-heal is being done in the
+ background, this function will be called as soon as possible. */
+
+ int (*unwind) (call_frame_t *frame, xlator_t *this);
+
+ /* End of external interface members */
- glusterfs_fop_t calling_fop;
/* array of stat's, one for each child */
struct stat *buf;
@@ -105,7 +131,6 @@ typedef struct {
mode_t impunging_entry_mode;
const char *linkname;
- fd_t *healing_fd;
int op_failed;
int file_has_holes;
@@ -117,23 +142,16 @@ typedef struct {
call_frame_t *orig_frame;
gf_boolean_t unwound;
- gf_boolean_t background; /* is this self-heal in the background? */
- int (*unwind) (call_frame_t *frame, xlator_t *this);
/* private data for the particular self-heal algorithm */
void *private;
- gf_boolean_t healing_fd_opened; /* set by caller: true if caller
- has already opened fd */
-
- gf_boolean_t data_lock_held; /* set by caller: true if caller
- has already acquired 0-0 lock */
-
int (*flush_self_heal_cbk) (call_frame_t *frame, xlator_t *this);
int (*completion_cbk) (call_frame_t *frame, xlator_t *this);
int (*algo_completion_cbk) (call_frame_t *frame, xlator_t *this);
int (*algo_abort_cbk) (call_frame_t *frame, xlator_t *this);
+
call_frame_t *sh_frame;
} afr_self_heal_t;
@@ -186,9 +204,6 @@ typedef struct _afr_local {
unsigned int success_count;
unsigned int enoent_count;
- unsigned int need_metadata_self_heal;
- unsigned int need_entry_self_heal;
- unsigned int need_data_self_heal;
unsigned int govinda_gOvinda;
unsigned int read_child_index;
@@ -210,7 +225,6 @@ typedef struct _afr_local {
glusterfs_fop_t fop;
unsigned char *child_up;
- int child_count;
int32_t *child_errno;