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-rw-r--r--xlators/performance/stat-prefetch/src/stat-prefetch.c283
1 files changed, 122 insertions, 161 deletions
diff --git a/xlators/performance/stat-prefetch/src/stat-prefetch.c b/xlators/performance/stat-prefetch/src/stat-prefetch.c
index 30a3f9b06..0f697aaf2 100644
--- a/xlators/performance/stat-prefetch/src/stat-prefetch.c
+++ b/xlators/performance/stat-prefetch/src/stat-prefetch.c
@@ -22,6 +22,68 @@
#define GF_SP_CACHE_BUCKETS 1
#define GF_SP_CACHE_ENTRIES_EXPECTED 1048576
+typedef enum {
+ SP_EXPECT,
+ SP_DONT_EXPECT,
+ SP_DONT_CARE
+}sp_expect_t;
+
+
+void
+sp_inode_ctx_free (xlator_t *this, sp_inode_ctx_t *ctx)
+{
+ call_stub_t *stub = NULL, *tmp = NULL;
+
+ if (ctx == NULL) {
+ goto out;
+ }
+
+ LOCK (&ctx->lock);
+ {
+ if (!list_empty (&ctx->waiting_ops)) {
+ gf_log (this->name, GF_LOG_CRITICAL, "inode ctx is "
+ "being freed even when there are file "
+ "operations waiting for lookup-behind to "
+ "complete. The operations in the waiting list "
+ "are:");
+ list_for_each_entry_safe (stub, tmp, &ctx->waiting_ops,
+ list) {
+ gf_log (this->name, GF_LOG_CRITICAL,
+ "OP (%d)", stub->fop);
+
+ list_del_init (&stub->list);
+ call_stub_destroy (stub);
+ }
+ }
+ }
+ UNLOCK (&ctx->lock);
+
+ LOCK_DESTROY (&ctx->lock);
+ FREE (ctx);
+
+out:
+ return;
+}
+
+
+sp_inode_ctx_t *
+sp_inode_ctx_init ()
+{
+ sp_inode_ctx_t *inode_ctx = NULL;
+
+ inode_ctx = CALLOC (1, sizeof (*inode_ctx));
+ if (inode_ctx == NULL) {
+ goto out;
+ }
+
+ LOCK_INIT (&inode_ctx->lock);
+ INIT_LIST_HEAD (&inode_ctx->waiting_ops);
+
+out:
+ return inode_ctx;
+}
+
+
int
sp_update_inode_ctx (xlator_t *this, inode_t *inode, int32_t *op_ret,
int32_t *op_errno, char *lookup_in_progress,
@@ -82,6 +144,52 @@ out:
}
+sp_inode_ctx_t *
+sp_check_and_create_inode_ctx (xlator_t *this, inode_t *inode,
+ sp_expect_t expect, glusterfs_fop_t caller)
+{
+ uint64_t value = 0;
+ sp_inode_ctx_t *inode_ctx = NULL;
+ int32_t ret = 0;
+
+ if ((this == NULL) || (inode == NULL)) {
+ goto out;
+ }
+
+ LOCK (&inode->lock);
+ {
+ ret = __inode_ctx_get (inode, this, &value);
+ if (ret == 0) {
+ if (expect == SP_DONT_EXPECT) {
+ gf_log (this->name, GF_LOG_DEBUG, "inode_ctx "
+ "is not NULL (caller %d)", caller);
+ }
+
+ inode_ctx = (sp_inode_ctx_t *)(long)value;
+ } else {
+ if (expect == SP_EXPECT) {
+ gf_log (this->name, GF_LOG_DEBUG, "inode_ctx is"
+ " NULL (caller %d)", caller);
+ }
+
+ inode_ctx = sp_inode_ctx_init ();
+ if (inode_ctx != NULL) {
+ ret = __inode_ctx_put (inode, this,
+ (long)inode_ctx);
+ if (ret == -1) {
+ sp_inode_ctx_free (this, inode_ctx);
+ inode_ctx = NULL;
+ }
+ }
+ }
+ }
+ UNLOCK (&inode->lock);
+
+out:
+ return inode_ctx;
+}
+
+
sp_cache_t *
sp_cache_ref (sp_cache_t *cache)
{
@@ -683,60 +791,6 @@ out:
return 0;
}
-void
-sp_inode_ctx_free (xlator_t *this, sp_inode_ctx_t *ctx)
-{
- call_stub_t *stub = NULL, *tmp = NULL;
-
- if (ctx == NULL) {
- goto out;
- }
-
- LOCK (&ctx->lock);
- {
- if (!list_empty (&ctx->waiting_ops)) {
- gf_log (this->name, GF_LOG_CRITICAL, "inode ctx is "
- "being freed even when there are file "
- "operations waiting for lookup-behind to "
- "complete. The operations in the waiting list "
- "are:");
- list_for_each_entry_safe (stub, tmp, &ctx->waiting_ops,
- list) {
- gf_log (this->name, GF_LOG_CRITICAL,
- "OP (%d)", stub->fop);
-
- list_del_init (&stub->list);
- call_stub_destroy (stub);
- }
- }
- }
- UNLOCK (&ctx->lock);
-
- LOCK_DESTROY (&ctx->lock);
- FREE (ctx);
-
-out:
- return;
-}
-
-
-sp_inode_ctx_t *
-sp_inode_ctx_init ()
-{
- sp_inode_ctx_t *inode_ctx = NULL;
-
- inode_ctx = CALLOC (1, sizeof (*inode_ctx));
- if (inode_ctx == NULL) {
- goto out;
- }
-
- LOCK_INIT (&inode_ctx->lock);
- INIT_LIST_HEAD (&inode_ctx->waiting_ops);
-
-out:
- return inode_ctx;
-}
-
int32_t
sp_get_ancestors (char *path, char **parent, char **grand_parent)
@@ -929,25 +983,8 @@ sp_lookup (call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *xattr_req)
goto unwind;
}
- LOCK (&loc->inode->lock);
- {
- ret = __inode_ctx_get (loc->inode, this, &value);
- if (ret == 0) {
- inode_ctx = (sp_inode_ctx_t *)(long)value;
- } else {
- inode_ctx = sp_inode_ctx_init ();
- if (inode_ctx != NULL) {
- ret = __inode_ctx_put (loc->inode, this,
- (long)inode_ctx);
- if (ret == -1) {
- sp_inode_ctx_free (this, inode_ctx);
- inode_ctx = NULL;
- }
- }
- }
- }
- UNLOCK (&loc->inode->lock);
-
+ inode_ctx = sp_check_and_create_inode_ctx (this, loc->inode,
+ SP_DONT_CARE, GF_FOP_LOOKUP);
if (inode_ctx == NULL) {
op_errno = ENOMEM;
goto unwind;
@@ -1400,7 +1437,6 @@ sp_create (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags,
sp_local_t *local = NULL;
int32_t op_errno = -1, ret = -1;
char need_unwind = 1;
- uint64_t value = 0;
sp_inode_ctx_t *inode_ctx = NULL;
GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, loc, out, op_errno,
@@ -1434,27 +1470,9 @@ sp_create (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags,
goto out;
}
- LOCK (&loc->inode->lock);
- {
- ret = __inode_ctx_get (loc->inode, this, &value);
- if (ret == 0) {
- gf_log (this->name, GF_LOG_DEBUG, "inode_ctx is not "
- "NULL");
- inode_ctx = (sp_inode_ctx_t *)(long)value;
- } else {
- inode_ctx = sp_inode_ctx_init ();
- if (inode_ctx != NULL) {
- ret = __inode_ctx_put (loc->inode, this,
- (long)inode_ctx);
- if (ret == -1) {
- sp_inode_ctx_free (this, inode_ctx);
- inode_ctx = NULL;
- }
- }
- }
- }
- UNLOCK (&loc->inode->lock);
-
+ inode_ctx = sp_check_and_create_inode_ctx (this, loc->inode,
+ SP_DONT_EXPECT,
+ GF_FOP_CREATE);
if (inode_ctx == NULL) {
op_errno = ENOMEM;
goto out;
@@ -1607,7 +1625,6 @@ sp_mkdir (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode)
{
int32_t ret = -1, op_errno = -1;
char need_unwind = 1;
- uint64_t value = 0;
sp_inode_ctx_t *inode_ctx = NULL;
sp_local_t *local = NULL;
@@ -1643,27 +1660,9 @@ sp_mkdir (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode)
goto out;
}
- LOCK (&loc->inode->lock);
- {
- ret = __inode_ctx_get (loc->inode, this, &value);
- if (ret == 0) {
- gf_log (this->name, GF_LOG_DEBUG, "inode_ctx is not "
- "NULL");
- inode_ctx = (sp_inode_ctx_t *)(long)value;
- } else {
- inode_ctx = sp_inode_ctx_init ();
- if (inode_ctx != NULL) {
- ret = __inode_ctx_put (loc->inode, this,
- (long)inode_ctx);
- if (ret == -1) {
- sp_inode_ctx_free (this, inode_ctx);
- inode_ctx = NULL;
- }
- }
- }
- }
- UNLOCK (&loc->inode->lock);
-
+ inode_ctx = sp_check_and_create_inode_ctx (this, loc->inode,
+ SP_DONT_EXPECT,
+ GF_FOP_MKDIR);
if (inode_ctx == NULL) {
op_errno = ENOMEM;
goto out;
@@ -1690,7 +1689,6 @@ sp_mknod (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode,
int32_t op_errno = -1, ret = -1;
char need_unwind = 1;
sp_inode_ctx_t *inode_ctx = NULL;
- uint64_t value = 0;
sp_local_t *local = NULL;
GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, loc, out, op_errno,
@@ -1725,27 +1723,9 @@ sp_mknod (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode,
goto out;
}
- LOCK (&loc->inode->lock);
- {
- ret = __inode_ctx_get (loc->inode, this, &value);
- if (ret == 0) {
- gf_log (this->name, GF_LOG_DEBUG, "inode_ctx is not "
- "NULL");
- inode_ctx = (sp_inode_ctx_t *)(long)value;
- } else {
- inode_ctx = sp_inode_ctx_init ();
- if (inode_ctx != NULL) {
- ret = __inode_ctx_put (loc->inode, this,
- (long)inode_ctx);
- if (ret == -1) {
- sp_inode_ctx_free (this, inode_ctx);
- inode_ctx = NULL;
- }
- }
- }
- }
- UNLOCK (&loc->inode->lock);
-
+ inode_ctx = sp_check_and_create_inode_ctx (this, loc->inode,
+ SP_DONT_EXPECT,
+ GF_FOP_MKNOD);
if (inode_ctx == NULL) {
op_errno = ENOMEM;
goto out;
@@ -1771,7 +1751,6 @@ sp_symlink (call_frame_t *frame, xlator_t *this, const char *linkpath,
{
int32_t ret = -1, op_errno = -1;
char need_unwind = 1;
- uint64_t value = 0;
sp_inode_ctx_t *inode_ctx = NULL;
sp_local_t *local = NULL;
@@ -1807,27 +1786,9 @@ sp_symlink (call_frame_t *frame, xlator_t *this, const char *linkpath,
goto out;
}
- LOCK (&loc->inode->lock);
- {
- ret = __inode_ctx_get (loc->inode, this, &value);
- if (ret == 0) {
- gf_log (this->name, GF_LOG_DEBUG, "inode_ctx is not "
- "NULL");
- inode_ctx = (sp_inode_ctx_t *)(long)value;
- } else {
- inode_ctx = sp_inode_ctx_init ();
- if (inode_ctx != NULL) {
- ret = __inode_ctx_put (loc->inode, this,
- (long)inode_ctx);
- if (ret == -1) {
- sp_inode_ctx_free (this, inode_ctx);
- inode_ctx = NULL;
- }
- }
- }
- }
- UNLOCK (&loc->inode->lock);
-
+ inode_ctx = sp_check_and_create_inode_ctx (this, loc->inode,
+ SP_DONT_EXPECT,
+ GF_FOP_SYMLINK);
if (inode_ctx == NULL) {
op_errno = ENOMEM;
goto out;
generated by cgit (git 2.34.1) at 2024-11-19 23:09:31 +0000