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Diffstat (limited to 'xlators/cluster/afr/src/afr-lk-common.c')
-rw-r--r--xlators/cluster/afr/src/afr-lk-common.c508
1 files changed, 12 insertions, 496 deletions
diff --git a/xlators/cluster/afr/src/afr-lk-common.c b/xlators/cluster/afr/src/afr-lk-common.c
index f50c7b6464a..260815f23d2 100644
--- a/xlators/cluster/afr/src/afr-lk-common.c
+++ b/xlators/cluster/afr/src/afr-lk-common.c
@@ -23,38 +23,6 @@
#define LOCKED_YES 0x1 /* for DATA, METADATA, ENTRY and higher_path */
#define LOCKED_LOWER 0x2 /* for lower path */
-#define AFR_TRACE_INODELK_IN(frame, this, params ...) \
- do { \
- afr_private_t *_priv = this->private; \
- if (!_priv->inodelk_trace) \
- break; \
- afr_trace_inodelk_in (frame, this, params); \
- } while (0);
-
-#define AFR_TRACE_INODELK_OUT(frame, this, params ...) \
- do { \
- afr_private_t *_priv = this->private; \
- if (!_priv->inodelk_trace) \
- break; \
- afr_trace_inodelk_out (frame, this, params); \
- } while (0);
-
-#define AFR_TRACE_ENTRYLK_IN(frame, this, params ...) \
- do { \
- afr_private_t *_priv = this->private; \
- if (!_priv->entrylk_trace) \
- break; \
- afr_trace_entrylk_in (frame, this, params); \
- } while (0);
-
-#define AFR_TRACE_ENTRYLK_OUT(frame, this, params ...) \
- do { \
- afr_private_t *_priv = this->private; \
- if (!_priv->entrylk_trace) \
- break; \
- afr_trace_entrylk_out (frame, this, params); \
- } while (0);
-
int
afr_entry_lockee_cmp (const void *l1, const void *l2)
{
@@ -119,28 +87,6 @@ afr_set_lk_owner (call_frame_t *frame, xlator_t *this, void *lk_owner)
set_lk_owner_from_ptr (&frame->root->lk_owner, lk_owner);
}
-static int
-is_afr_lock_selfheal (afr_local_t *local)
-{
- afr_internal_lock_t *int_lock = NULL;
- int ret = -1;
-
- int_lock = &local->internal_lock;
-
- switch (int_lock->selfheal_lk_type) {
- case AFR_DATA_SELF_HEAL_LK:
- case AFR_METADATA_SELF_HEAL_LK:
- ret = 1;
- break;
- case AFR_ENTRY_SELF_HEAL_LK:
- ret = 0;
- break;
- }
-
- return ret;
-
-}
-
int32_t
internal_lock_count (call_frame_t *frame, xlator_t *this)
{
@@ -160,315 +106,12 @@ internal_lock_count (call_frame_t *frame, xlator_t *this)
return call_count;
}
-static void
-afr_print_inodelk (char *str, int size, int cmd,
- struct gf_flock *flock, gf_lkowner_t *owner)
-{
- char *cmd_str = NULL;
- char *type_str = NULL;
-
- switch (cmd) {
-#if F_GETLK != F_GETLK64
- case F_GETLK64:
-#endif
- case F_GETLK:
- cmd_str = "GETLK";
- break;
-
-#if F_SETLK != F_SETLK64
- case F_SETLK64:
-#endif
- case F_SETLK:
- cmd_str = "SETLK";
- break;
-
-#if F_SETLKW != F_SETLKW64
- case F_SETLKW64:
-#endif
- case F_SETLKW:
- cmd_str = "SETLKW";
- break;
-
- default:
- cmd_str = "<null>";
- break;
- }
-
- switch (flock->l_type) {
- case F_RDLCK:
- type_str = "READ";
- break;
- case F_WRLCK:
- type_str = "WRITE";
- break;
- case F_UNLCK:
- type_str = "UNLOCK";
- break;
- default:
- type_str = "UNKNOWN";
- break;
- }
-
- snprintf (str, size, "lock=INODELK, cmd=%s, type=%s, "
- "start=%llu, len=%llu, pid=%llu, lk-owner=%s",
- cmd_str, type_str, (unsigned long long) flock->l_start,
- (unsigned long long) flock->l_len,
- (unsigned long long) flock->l_pid,
- lkowner_utoa (owner));
-
-}
-
-static void
-afr_print_lockee (char *str, int size, loc_t *loc, fd_t *fd,
- int child_index)
-{
- snprintf (str, size, "path=%s, fd=%p, child=%d",
- loc->path ? loc->path : "<nul>",
- fd ? fd : NULL,
- child_index);
-}
-
-void
-afr_print_entrylk (char *str, int size, const char *basename,
- gf_lkowner_t *owner)
-{
- snprintf (str, size, "Basename=%s, lk-owner=%s",
- basename ? basename : "<nul>",
- lkowner_utoa (owner));
-}
-
-static void
-afr_print_verdict (int op_ret, int op_errno, char *str)
-{
- if (op_ret < 0) {
- if (op_errno == EAGAIN)
- strcpy (str, "EAGAIN");
- else
- strcpy (str, "FAILED");
- }
- else
- strcpy (str, "GRANTED");
-}
-
-static void
-afr_set_lock_call_type (afr_lock_call_type_t lock_call_type,
- char *lock_call_type_str,
- afr_internal_lock_t *int_lock)
-{
- switch (lock_call_type) {
- case AFR_INODELK_TRANSACTION:
- if (int_lock->transaction_lk_type == AFR_TRANSACTION_LK)
- strcpy (lock_call_type_str, "AFR_INODELK_TRANSACTION");
- else
- strcpy (lock_call_type_str, "AFR_INODELK_SELFHEAL");
- break;
- case AFR_INODELK_NB_TRANSACTION:
- if (int_lock->transaction_lk_type == AFR_TRANSACTION_LK)
- strcpy (lock_call_type_str, "AFR_INODELK_NB_TRANSACTION");
- else
- strcpy (lock_call_type_str, "AFR_INODELK_NB_SELFHEAL");
- break;
- case AFR_ENTRYLK_TRANSACTION:
- if (int_lock->transaction_lk_type == AFR_TRANSACTION_LK)
- strcpy (lock_call_type_str, "AFR_ENTRYLK_TRANSACTION");
- else
- strcpy (lock_call_type_str, "AFR_ENTRYLK_SELFHEAL");
- break;
- case AFR_ENTRYLK_NB_TRANSACTION:
- if (int_lock->transaction_lk_type == AFR_TRANSACTION_LK)
- strcpy (lock_call_type_str, "AFR_ENTRYLK_NB_TRANSACTION");
- else
- strcpy (lock_call_type_str, "AFR_ENTRYLK_NB_SELFHEAL");
- break;
- default:
- strcpy (lock_call_type_str, "UNKNOWN");
- break;
- }
-
-}
-
-static void
-afr_trace_inodelk_out (call_frame_t *frame, xlator_t *this,
- afr_lock_call_type_t lock_call_type,
- afr_lock_op_type_t lk_op_type, struct gf_flock *flock,
- int op_ret, int op_errno, int32_t child_index)
-{
- afr_internal_lock_t *int_lock = NULL;
- afr_local_t *local = NULL;
-
- char lockee[256];
- char lock_call_type_str[256];
- char verdict[16];
-
- local = frame->local;
- int_lock = &local->internal_lock;
-
- afr_print_lockee (lockee, 256, &local->loc, local->fd, child_index);
-
- afr_set_lock_call_type (lock_call_type, lock_call_type_str, int_lock);
-
- afr_print_verdict (op_ret, op_errno, verdict);
-
- gf_msg (this->name, GF_LOG_INFO, 0, AFR_MSG_LOCK_INFO,
- "[%s %s] [%s] lk-owner=%s Lockee={%s} Number={%llu}",
- lock_call_type_str,
- lk_op_type == AFR_LOCK_OP ? "LOCK REPLY" : "UNLOCK REPLY",
- verdict, lkowner_utoa (&frame->root->lk_owner), lockee,
- (unsigned long long) int_lock->lock_number);
-
-}
-
-static void
-afr_trace_inodelk_in (call_frame_t *frame, xlator_t *this,
- afr_lock_call_type_t lock_call_type,
- afr_lock_op_type_t lk_op_type, struct gf_flock *flock,
- int32_t cmd, int32_t child_index)
-{
- afr_local_t *local = NULL;
- afr_internal_lock_t *int_lock = NULL;
-
- char lock[256];
- char lockee[256];
- char lock_call_type_str[256];
-
- local = frame->local;
- int_lock = &local->internal_lock;
-
- afr_print_inodelk (lock, 256, cmd, flock, &frame->root->lk_owner);
- afr_print_lockee (lockee, 256, &local->loc, local->fd, child_index);
-
- afr_set_lock_call_type (lock_call_type, lock_call_type_str, int_lock);
-
- gf_msg (this->name, GF_LOG_INFO, 0, AFR_MSG_LOCK_INFO,
- "[%s %s] Lock={%s} Lockee={%s} Number={%llu}",
- lock_call_type_str,
- lk_op_type == AFR_LOCK_OP ? "LOCK REQUEST" : "UNLOCK REQUEST",
- lock, lockee,
- (unsigned long long) int_lock->lock_number);
-
-}
-
-static void
-afr_trace_entrylk_in (call_frame_t *frame, xlator_t *this,
- afr_lock_call_type_t lock_call_type,
- afr_lock_op_type_t lk_op_type, const char *basename,
- int32_t cookie)
-{
- afr_local_t *local = NULL;
- afr_internal_lock_t *int_lock = NULL;
- afr_private_t *priv = NULL;
- int child_index = 0;
- int lockee_no = 0;
-
- char lock[256];
- char lockee[256];
- char lock_call_type_str[256];
-
- local = frame->local;
- int_lock = &local->internal_lock;
- priv = this->private;
-
- if (!priv->entrylk_trace) {
- return;
- }
- lockee_no = cookie / priv->child_count;
- child_index = cookie % priv->child_count;
-
- afr_print_entrylk (lock, 256, basename, &frame->root->lk_owner);
- afr_print_lockee (lockee, 256, &int_lock->lockee[lockee_no].loc, local->fd,
- child_index);
-
- afr_set_lock_call_type (lock_call_type, lock_call_type_str, int_lock);
-
- gf_msg (this->name, GF_LOG_INFO, 0, AFR_MSG_LOCK_INFO,
- "[%s %s] Lock={%s} Lockee={%s} Number={%llu}, Cookie={%d}",
- lock_call_type_str,
- lk_op_type == AFR_LOCK_OP ? "LOCK REQUEST" : "UNLOCK REQUEST",
- lock, lockee,
- (unsigned long long) int_lock->lock_number,
- cookie);
-}
-
-static void
-afr_trace_entrylk_out (call_frame_t *frame, xlator_t *this,
- afr_lock_call_type_t lock_call_type,
- afr_lock_op_type_t lk_op_type, const char *basename,
- int op_ret, int op_errno, int32_t cookie)
-{
- afr_internal_lock_t *int_lock = NULL;
- afr_local_t *local = NULL;
- afr_private_t *priv = NULL;
- int lockee_no = 0;
- int child_index = 0;
-
- char lock[256];
- char lockee[256];
- char lock_call_type_str[256];
- char verdict[16];
-
- local = frame->local;
- int_lock = &local->internal_lock;
- priv = this->private;
-
- if (!priv->entrylk_trace) {
- return;
- }
- lockee_no = cookie / priv->child_count;
- child_index = cookie % priv->child_count;
-
- afr_print_entrylk (lock, 256, basename, &frame->root->lk_owner);
- afr_print_lockee (lockee, 256, &int_lock->lockee[lockee_no].loc, local->fd,
- child_index);
-
- afr_set_lock_call_type (lock_call_type, lock_call_type_str, int_lock);
-
- afr_print_verdict (op_ret, op_errno, verdict);
-
- gf_msg (this->name, GF_LOG_INFO, 0, AFR_MSG_LOCK_INFO,
- "[%s %s] [%s] Lock={%s} Lockee={%s} Number={%llu} Cookie={%d}",
- lock_call_type_str,
- lk_op_type == AFR_LOCK_OP ? "LOCK REPLY" : "UNLOCK REPLY",
- verdict,
- lock, lockee,
- (unsigned long long) int_lock->lock_number,
- cookie);
-
-}
-
-static int
-transaction_lk_op (afr_local_t *local)
-{
- afr_internal_lock_t *int_lock = NULL;
- int ret = -1;
-
- int_lock = &local->internal_lock;
-
- if (int_lock->transaction_lk_type == AFR_TRANSACTION_LK) {
- gf_msg_debug (THIS->name, 0,
- "lk op is for a transaction");
- ret = 1;
- }
- else if (int_lock->transaction_lk_type == AFR_SELFHEAL_LK) {
- gf_msg_debug (THIS->name, 0,
- "lk op is for a self heal");
-
- ret = 0;
- }
-
- if (ret == -1)
- gf_msg_debug (THIS->name, 0,
- "lk op is not set");
-
- return ret;
-
-}
-
int
-afr_is_inodelk_transaction(afr_local_t *local)
+afr_is_inodelk_transaction(afr_transaction_type type)
{
int ret = 0;
- switch (local->transaction.type) {
+ switch (type) {
case AFR_DATA_TRANSACTION:
case AFR_METADATA_TRANSACTION:
ret = 1;
@@ -664,10 +307,6 @@ afr_unlock_inodelk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
local = frame->local;
int_lock = &local->internal_lock;
- AFR_TRACE_INODELK_OUT (frame, this, AFR_INODELK_TRANSACTION,
- AFR_UNLOCK_OP, NULL, op_ret,
- op_errno, child_index);
-
priv = this->private;
if (op_ret < 0 && op_errno != ENOTCONN && op_errno != EBADFD) {
@@ -764,11 +403,6 @@ afr_unlock_inodelk (call_frame_t *frame, xlator_t *this)
flock_use = &full_flock;
wind:
- AFR_TRACE_INODELK_IN (frame, this,
- AFR_INODELK_TRANSACTION,
- AFR_UNLOCK_OP, flock_use, F_SETLK,
- i);
-
STACK_WIND_COOKIE (frame, afr_unlock_inodelk_cbk,
(void *) (long)i,
priv->children[i],
@@ -780,9 +414,6 @@ afr_unlock_inodelk (call_frame_t *frame, xlator_t *this)
break;
} else {
- AFR_TRACE_INODELK_IN (frame, this,
- AFR_INODELK_TRANSACTION,
- AFR_UNLOCK_OP, &flock, F_SETLK, i);
STACK_WIND_COOKIE (frame, afr_unlock_inodelk_cbk,
(void *) (long)i,
@@ -816,11 +447,6 @@ afr_unlock_entrylk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
local = frame->local;
int_lock = &local->internal_lock;
- AFR_TRACE_ENTRYLK_OUT (frame, this, AFR_ENTRYLK_TRANSACTION,
- AFR_UNLOCK_OP,
- int_lock->lockee[lockee_no].basename, op_ret,
- op_errno, (int) ((long)cookie));
-
if (op_ret < 0) {
gf_msg (this->name, GF_LOG_ERROR, op_errno,
AFR_MSG_ENTRY_UNLOCK_FAIL,
@@ -866,10 +492,6 @@ afr_unlock_entrylk (call_frame_t *frame, xlator_t *this)
lockee_no = i / copies;
index = i % copies;
if (int_lock->lockee[lockee_no].locked_nodes[index] & LOCKED_YES) {
- AFR_TRACE_ENTRYLK_IN (frame, this, AFR_ENTRYLK_NB_TRANSACTION,
- AFR_UNLOCK_OP,
- int_lock->lockee[lockee_no].basename,
- i);
STACK_WIND_COOKIE (frame, afr_unlock_entrylk_cbk,
(void *) (long) i,
@@ -963,10 +585,6 @@ static int32_t
afr_blocking_inodelk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
int32_t op_ret, int32_t op_errno, dict_t *xdata)
{
- AFR_TRACE_INODELK_OUT (frame, this, AFR_INODELK_TRANSACTION,
- AFR_LOCK_OP, NULL, op_ret,
- op_errno, (long) cookie);
-
afr_lock_cbk (frame, cookie, this, op_ret, op_errno, xdata);
return 0;
@@ -976,10 +594,6 @@ static int32_t
afr_blocking_entrylk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
int32_t op_ret, int32_t op_errno, dict_t *xdata)
{
- AFR_TRACE_ENTRYLK_OUT (frame, this, AFR_ENTRYLK_TRANSACTION,
- AFR_LOCK_OP, NULL, op_ret,
- op_errno, (long)cookie);
-
afr_lock_cbk (frame, cookie, this, op_ret, op_errno, xdata);
return 0;
}
@@ -1017,27 +631,11 @@ afr_copy_locked_nodes (call_frame_t *frame, xlator_t *this)
}
static gf_boolean_t
-afr_is_entrylk (afr_internal_lock_t *int_lock,
- afr_transaction_type trans_type)
+afr_is_entrylk (afr_transaction_type trans_type)
{
- gf_boolean_t is_entrylk = _gf_false;
-
- if ((int_lock->transaction_lk_type == AFR_SELFHEAL_LK) &&
- int_lock->selfheal_lk_type == AFR_ENTRY_SELF_HEAL_LK) {
-
- is_entrylk = _gf_true;
-
- } else if ((int_lock->transaction_lk_type == AFR_TRANSACTION_LK) &&
- (trans_type == AFR_ENTRY_TRANSACTION ||
- trans_type == AFR_ENTRY_RENAME_TRANSACTION)) {
-
- is_entrylk = _gf_true;
-
- } else {
- is_entrylk = _gf_false;
- }
-
- return is_entrylk;
+ if (afr_is_inodelk_transaction (trans_type))
+ return _gf_false;
+ return _gf_true;
}
static gf_boolean_t
@@ -1092,7 +690,7 @@ is_blocking_locks_count_sufficient (call_frame_t *frame, xlator_t *this)
priv = this->private;
int_lock = &local->internal_lock;
lockee_count = int_lock->lockee_count;
- is_entrylk = afr_is_entrylk (int_lock, local->transaction.type);
+ is_entrylk = afr_is_entrylk (local->transaction.type);
if (!is_entrylk) {
if (int_lock->lock_count == 0) {
@@ -1150,7 +748,7 @@ afr_lock_blocking (call_frame_t *frame, xlator_t *this, int cookie)
priv = this->private;
child_index = cookie % priv->child_count;
lockee_no = cookie / priv->child_count;
- is_entrylk = afr_is_entrylk (int_lock, local->transaction.type);
+ is_entrylk = afr_is_entrylk (local->transaction.type);
if (!is_entrylk) {
@@ -1217,10 +815,6 @@ afr_lock_blocking (call_frame_t *frame, xlator_t *this, int cookie)
case AFR_METADATA_TRANSACTION:
if (local->fd) {
- AFR_TRACE_INODELK_IN (frame, this,
- AFR_INODELK_TRANSACTION,
- AFR_LOCK_OP, &flock, F_SETLKW,
- child_index);
STACK_WIND_COOKIE (frame, afr_blocking_inodelk_cbk,
(void *) (long) child_index,
@@ -1230,10 +824,6 @@ afr_lock_blocking (call_frame_t *frame, xlator_t *this, int cookie)
F_SETLKW, &flock, NULL);
} else {
- AFR_TRACE_INODELK_IN (frame, this,
- AFR_INODELK_TRANSACTION,
- AFR_LOCK_OP, &flock, F_SETLKW,
- child_index);
STACK_WIND_COOKIE (frame, afr_blocking_inodelk_cbk,
(void *) (long) child_index,
@@ -1251,10 +841,6 @@ afr_lock_blocking (call_frame_t *frame, xlator_t *this, int cookie)
*and 'fd-less' children */
if (local->fd) {
- AFR_TRACE_ENTRYLK_IN (frame, this, AFR_ENTRYLK_TRANSACTION,
- AFR_LOCK_OP,
- int_lock->lockee[lockee_no].basename,
- cookie);
STACK_WIND_COOKIE (frame, afr_blocking_entrylk_cbk,
(void *) (long) cookie,
@@ -1264,10 +850,6 @@ afr_lock_blocking (call_frame_t *frame, xlator_t *this, int cookie)
int_lock->lockee[lockee_no].basename,
ENTRYLK_LOCK, ENTRYLK_WRLCK, NULL);
} else {
- AFR_TRACE_ENTRYLK_IN (frame, this,
- AFR_ENTRYLK_TRANSACTION,
- AFR_LOCK_OP, local->transaction.basename,
- child_index);
STACK_WIND_COOKIE (frame, afr_blocking_entrylk_cbk,
(void *) (long) cookie,
@@ -1340,10 +922,6 @@ afr_nonblocking_entrylk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
local = frame->local;
int_lock = &local->internal_lock;
- AFR_TRACE_ENTRYLK_OUT (frame, this, AFR_ENTRYLK_TRANSACTION,
- AFR_LOCK_OP,
- int_lock->lockee[lockee_no].basename, op_ret,
- op_errno, (long) cookie);
LOCK (&frame->lock);
{
@@ -1453,10 +1031,6 @@ afr_nonblocking_entrylk (call_frame_t *frame, xlator_t *this)
index = i%copies;
lockee_no = i/copies;
if (local->child_up[index]) {
- AFR_TRACE_ENTRYLK_IN (frame, this, AFR_ENTRYLK_NB_TRANSACTION,
- AFR_LOCK_OP,
- int_lock->lockee[lockee_no].basename,
- i);
STACK_WIND_COOKIE (frame, afr_nonblocking_entrylk_cbk,
(void *) (long) i,
@@ -1479,10 +1053,6 @@ afr_nonblocking_entrylk (call_frame_t *frame, xlator_t *this)
index = i%copies;
lockee_no = i/copies;
if (local->child_up[index]) {
- AFR_TRACE_ENTRYLK_IN (frame, this, AFR_ENTRYLK_NB_TRANSACTION,
- AFR_LOCK_OP,
- int_lock->lockee[lockee_no].basename,
- i);
STACK_WIND_COOKIE (frame, afr_nonblocking_entrylk_cbk,
(void *) (long) i,
@@ -1517,10 +1087,6 @@ afr_nonblocking_inodelk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
int_lock = &local->internal_lock;
inodelk = afr_get_inodelk (int_lock, int_lock->domain);
- AFR_TRACE_INODELK_OUT (frame, this, AFR_INODELK_NB_TRANSACTION,
- AFR_LOCK_OP, NULL, op_ret,
- op_errno, (long) cookie);
-
if (local->fd)
fd_ctx = afr_fd_ctx_get (local->fd, this);
@@ -1691,9 +1257,6 @@ afr_nonblocking_inodelk (call_frame_t *frame, xlator_t *this)
}
flock_use = &full_flock;
wind:
- AFR_TRACE_INODELK_IN (frame, this,
- AFR_INODELK_NB_TRANSACTION,
- AFR_LOCK_OP, flock_use, F_SETLK, i);
STACK_WIND_COOKIE (frame, afr_nonblocking_inodelk_cbk,
(void *) (long) i,
@@ -1713,9 +1276,6 @@ afr_nonblocking_inodelk (call_frame_t *frame, xlator_t *this)
for (i = 0; i < priv->child_count; i++) {
if (!local->child_up[i])
continue;
- AFR_TRACE_INODELK_IN (frame, this,
- AFR_INODELK_NB_TRANSACTION,
- AFR_LOCK_OP, &flock, F_SETLK, i);
STACK_WIND_COOKIE (frame, afr_nonblocking_inodelk_cbk,
(void *) (long) i,
@@ -1739,54 +1299,10 @@ afr_unlock (call_frame_t *frame, xlator_t *this)
local = frame->local;
- if (transaction_lk_op (local)) {
- if (afr_is_inodelk_transaction(local))
- afr_unlock_inodelk (frame, this);
- else
- afr_unlock_entrylk (frame, this);
-
- } else {
- if (is_afr_lock_selfheal (local))
- afr_unlock_inodelk (frame, this);
- else
- afr_unlock_entrylk (frame, this);
- }
+ if (afr_is_inodelk_transaction(local->transaction.type))
+ afr_unlock_inodelk (frame, this);
+ else
+ afr_unlock_entrylk (frame, this);
return 0;
}
-
-int
-afr_lk_transfer_datalock (call_frame_t *dst, call_frame_t *src, char *dom,
- unsigned int child_count)
-{
- afr_local_t *dst_local = NULL;
- afr_local_t *src_local = NULL;
- afr_internal_lock_t *dst_lock = NULL;
- afr_internal_lock_t *src_lock = NULL;
- afr_inodelk_t *dst_inodelk = NULL;
- afr_inodelk_t *src_inodelk = NULL;
- int ret = -1;
-
- src_local = src->local;
- src_lock = &src_local->internal_lock;
- src_inodelk = afr_get_inodelk (src_lock, dom);
- dst_local = dst->local;
- dst_lock = &dst_local->internal_lock;
- dst_inodelk = afr_get_inodelk (dst_lock, dom);
- if (!dst_inodelk || !src_inodelk)
- goto out;
- if (src_inodelk->locked_nodes) {
- memcpy (dst_inodelk->locked_nodes, src_inodelk->locked_nodes,
- sizeof (*dst_inodelk->locked_nodes) * child_count);
- memset (src_inodelk->locked_nodes, 0,
- sizeof (*src_inodelk->locked_nodes) * child_count);
- }
-
- dst_lock->transaction_lk_type = src_lock->transaction_lk_type;
- dst_lock->selfheal_lk_type = src_lock->selfheal_lk_type;
- dst_inodelk->lock_count = src_inodelk->lock_count;
- src_inodelk->lock_count = 0;
- ret = 0;
-out:
- return ret;
-}
generated by cgit (git 2.34.1) at 2024-04-24 19:46:22 +0000