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authorShehjar Tikoo <shehjart@gluster.com>2009-06-15 13:05:52 +0000
committerAnand V. Avati <avati@dev.gluster.com>2009-06-15 23:44:37 -0700
commitbb4e14b213a39e9d403be9790ef0a75388496dee (patch)
treee53e186c68d25f22a121d00d7a8e8bfa9d73520c /xlators
parentefcce990960fb91d422630fc7b310b216a500fed (diff)
client: Replace saved_fds dict with list
Thhie change removes a huge inefficiency in file open path where every open resulted in dictionary operations in order to let the client maintain a list of fd_t's being used over a particular client context. Resolves: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=16 Signed-off-by: Anand V. Avati <avati@dev.gluster.com>
Diffstat (limited to 'xlators')
-rw-r--r--xlators/protocol/client/src/client-protocol.c321
-rw-r--r--xlators/protocol/client/src/client-protocol.h14
2 files changed, 177 insertions, 158 deletions
diff --git a/xlators/protocol/client/src/client-protocol.c b/xlators/protocol/client/src/client-protocol.c
index 6cb1cd476..261027648 100644
--- a/xlators/protocol/client/src/client-protocol.c
+++ b/xlators/protocol/client/src/client-protocol.c
@@ -89,46 +89,43 @@ ret:
}
-static int
-this_fd_get (fd_t *file, xlator_t *this, int64_t *remote_fd)
+client_fd_ctx_t *
+this_fd_get_ctx (fd_t *file, xlator_t *this)
{
- int ret = 0;
int dict_ret = -1;
- uint64_t tmp_fd = 0;
+ uint64_t ctxaddr = 0;
GF_VALIDATE_OR_GOTO ("client", this, out);
GF_VALIDATE_OR_GOTO (this->name, file, out);
- GF_VALIDATE_OR_GOTO (this->name, remote_fd, out);
- dict_ret = fd_ctx_get (file, this, &tmp_fd);
+ dict_ret = fd_ctx_get (file, this, &ctxaddr);
if (dict_ret < 0) {
- ret = -1;
+ ctxaddr = 0;
}
- *remote_fd = (int64_t)tmp_fd;
+
out:
- return ret;
+ return (client_fd_ctx_t *)ctxaddr;
}
static void
-this_fd_set (fd_t *file, xlator_t *this, loc_t *loc, int64_t fd)
+this_fd_set_ctx (fd_t *file, xlator_t *this, loc_t *loc, client_fd_ctx_t *ctx)
{
- uint64_t old_fd = 0;
+ uint64_t oldaddr = 0;
int32_t ret = -1;
GF_VALIDATE_OR_GOTO ("client", this, out);
GF_VALIDATE_OR_GOTO (this->name, file, out);
- ret = fd_ctx_get (file, this, &old_fd);
+ ret = fd_ctx_get (file, this, &oldaddr);
if (ret >= 0) {
gf_log (this->name, GF_LOG_DEBUG,
- "%s (%"PRId64"): trying duplicate remote fd set. "
- "%"PRId64" over-rides %"PRId64,
- loc->path, loc->inode->ino, fd, old_fd);
+ "%s (%"PRId64"): trying duplicate remote fd set. ",
+ loc->path, loc->inode->ino);
}
- ret = fd_ctx_set (file, this, (uint64_t)fd);
+ ret = fd_ctx_set (file, this, (uint64_t)ctx);
if (ret < 0) {
gf_log (this->name, GF_LOG_DEBUG,
"%s (%"PRId64"): failed to set remote fd",
@@ -1618,16 +1615,17 @@ client_readv (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size,
size_t hdrlen = 0;
int64_t remote_fd = -1;
int ret = -1;
+ client_fd_ctx_t *fdctx = NULL;
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get remote fd, EBADFD",
+ "(%"PRId64"): failed to get fd ctx, EBADFD",
fd->inode->ino);
STACK_UNWIND (frame, -1, EBADFD, NULL, 0, NULL);
return 0;
}
-
+ remote_fd = fdctx->remote_fd;
hdrlen = gf_hdr_len (req, 0);
hdr = gf_hdr_new (req, 0);
GF_VALIDATE_OR_GOTO(this->name, hdr, unwind);
@@ -1674,16 +1672,17 @@ client_writev (call_frame_t *frame, xlator_t *this, fd_t *fd,
size_t hdrlen = 0;
int64_t remote_fd = -1;
int ret = -1;
+ client_fd_ctx_t *fdctx = NULL;
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get remote fd. EBADFD",
+ "(%"PRId64"): failed to get fd ctx. EBADFD",
fd->inode->ino);
STACK_UNWIND (frame, -1, EBADFD, NULL);
return 0;
}
-
+ remote_fd = fdctx->remote_fd;
hdrlen = gf_hdr_len (req, 0);
hdr = gf_hdr_new (req, 0);
GF_VALIDATE_OR_GOTO(this->name, hdr, unwind);
@@ -1780,16 +1779,17 @@ client_flush (call_frame_t *frame, xlator_t *this, fd_t *fd)
size_t hdrlen = 0;
int64_t remote_fd = -1;
int ret = -1;
+ client_fd_ctx_t *fdctx = NULL;
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get remote fd. EBADFD",
+ "(%"PRId64"): failed to get fd ctx. EBADFD",
fd->inode->ino);
STACK_UNWIND (frame, -1, EBADFD);
return 0;
}
-
+ remote_fd = fdctx->remote_fd;
hdrlen = gf_hdr_len (req, 0);
hdr = gf_hdr_new (req, 0);
GF_VALIDATE_OR_GOTO(this->name, hdr, unwind);
@@ -1830,16 +1830,17 @@ client_fsync (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t flags)
size_t hdrlen = 0;
int64_t remote_fd = -1;
int32_t ret = -1;
+ client_fd_ctx_t *fdctx = NULL;
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get remote fd. EBADFD",
+ "(%"PRId64"): failed to get fd ctx. EBADFD",
fd->inode->ino);
STACK_UNWIND(frame, -1, EBADFD);
return 0;
}
-
+ remote_fd = fdctx->remote_fd;
hdrlen = gf_hdr_len (req, 0);
hdr = gf_hdr_new (req, 0);
GF_VALIDATE_OR_GOTO(this->name, hdr, unwind);
@@ -1944,6 +1945,7 @@ client_fxattrop (call_frame_t *frame, xlator_t *this, fd_t *fd,
int64_t remote_fd = -1;
int32_t ret = -1;
ino_t ino = 0;
+ client_fd_ctx_t *fdctx = NULL;
if (dict) {
dict_len = dict_serialized_length (dict);
@@ -1956,15 +1958,16 @@ client_fxattrop (call_frame_t *frame, xlator_t *this, fd_t *fd,
}
if (fd) {
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get remote fd. "
+ "(%"PRId64"): failed to get fd ctx. "
"returning EBADFD",
fd->inode->ino);
goto unwind;
}
ino = fd->inode->ino;
+ remote_fd = fdctx->remote_fd;
}
hdrlen = gf_hdr_len (req, dict_len);
@@ -2097,6 +2100,7 @@ client_fsetxattr (call_frame_t *frame, xlator_t *this, fd_t *fd,
ino_t ino;
int ret = -1;
int64_t remote_fd = -1;
+ client_fd_ctx_t *fdctx = NULL;
dict_len = dict_serialized_length (dict);
if (dict_len < 0) {
@@ -2106,14 +2110,15 @@ client_fsetxattr (call_frame_t *frame, xlator_t *this, fd_t *fd,
goto unwind;
}
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get remote fd. EBADFD",
+ "(%"PRId64"): failed to get fd ctx. EBADFD",
fd->inode->ino);
goto unwind;
}
ino = fd->inode->ino;
+ remote_fd = fdctx->remote_fd;
hdrlen = gf_hdr_len (req, dict_len);
hdr = gf_hdr_new (req, dict_len);
@@ -2227,18 +2232,20 @@ client_fgetxattr (call_frame_t *frame, xlator_t *this, fd_t *fd,
int64_t remote_fd = -1;
size_t namelen = 0;
ino_t ino = 0;
+ client_fd_ctx_t *fdctx = NULL;
if (name)
namelen = STRLEN_0(name);
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
gf_log (this->name, GF_LOG_TRACE,
"(%"PRId64"): failed to get remote fd. EBADFD",
fd->inode->ino);
goto unwind;
}
ino = fd->inode->ino;
+ remote_fd = fdctx->remote_fd;
hdrlen = gf_hdr_len (req, namelen);
hdr = gf_hdr_new (req, namelen);
@@ -2403,16 +2410,17 @@ client_getdents (call_frame_t *frame, xlator_t *this, fd_t *fd,
size_t hdrlen = 0;
int64_t remote_fd = -1;
int ret = -1;
+ client_fd_ctx_t *fdctx = NULL;
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get remote fd. EBADFD",
+ "(%"PRId64"): failed to get fd ctx. EBADFD",
fd->inode->ino);
STACK_UNWIND (frame, -1, EBADFD, NULL);
return 0;
}
-
+ remote_fd = fdctx->remote_fd;
hdrlen = gf_hdr_len (req, 0);
hdr = gf_hdr_new (req, 0);
GF_VALIDATE_OR_GOTO(frame->this->name, hdr, unwind);
@@ -2453,15 +2461,16 @@ client_readdir (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size,
size_t hdrlen = 0;
int64_t remote_fd = -1;
int ret = -1;
+ client_fd_ctx_t *fdctx = NULL;
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get remote fd. EBADFD",
+ "(%"PRId64"): failed to get fd ctx. EBADFD",
fd->inode->ino);
goto unwind;
}
-
+ remote_fd = fdctx->remote_fd;
hdrlen = gf_hdr_len (req, 0);
hdr = gf_hdr_new (req, 0);
GF_VALIDATE_OR_GOTO(this->name, hdr, unwind);
@@ -2505,15 +2514,16 @@ client_fsyncdir (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t flags)
size_t hdrlen = 0;
int64_t remote_fd = -1;
int32_t ret = -1;
+ client_fd_ctx_t *fdctx = NULL;
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get remote fd. EBADFD",
+ "(%"PRId64"): failed to get fd ctx. EBADFD",
fd->inode->ino);
goto unwind;
}
-
+ remote_fd = fdctx->remote_fd;
hdrlen = gf_hdr_len (req, 0);
hdr = gf_hdr_new (req, 0);
GF_VALIDATE_OR_GOTO(this->name, hdr, unwind);
@@ -2608,16 +2618,17 @@ client_ftruncate (call_frame_t *frame, xlator_t *this, fd_t *fd,
int64_t remote_fd = -1;
size_t hdrlen = -1;
int ret = -1;
+ client_fd_ctx_t *fdctx = NULL;
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get remote fd. EBADFD",
+ "(%"PRId64"): failed to get fd ctx. EBADFD",
fd->inode->ino);
STACK_UNWIND (frame, -1, EBADFD, NULL);
return 0;
}
-
+ remote_fd = fdctx->remote_fd;
hdrlen = gf_hdr_len (req, 0);
hdr = gf_hdr_new (req, 0);
GF_VALIDATE_OR_GOTO(this->name, hdr, unwind);
@@ -2659,16 +2670,17 @@ client_fstat (call_frame_t *frame, xlator_t *this, fd_t *fd)
int64_t remote_fd = -1;
size_t hdrlen = -1;
int ret = -1;
+ client_fd_ctx_t *fdctx = NULL;
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get remote fd. EBADFD",
+ "(%"PRId64"): failed to get fd ctx. EBADFD",
fd->inode->ino);
STACK_UNWIND (frame, -1, EBADFD, NULL);
return 0;
}
-
+ remote_fd = fdctx->remote_fd;
hdrlen = gf_hdr_len (req, 0);
hdr = gf_hdr_new (req, 0);
GF_VALIDATE_OR_GOTO(this->name, hdr, unwind);
@@ -2714,16 +2726,17 @@ client_lk (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t cmd,
int64_t remote_fd = -1;
int32_t gf_cmd = 0;
int32_t gf_type = 0;
+ client_fd_ctx_t *fdctx = NULL;
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get remote fd. EBADFD",
+ "(%"PRId64"): failed to get fd ctx. EBADFD",
fd->inode->ino);
STACK_UNWIND(frame, -1, EBADFD, NULL);
return 0;
}
-
+ remote_fd = fdctx->remote_fd;
if (cmd == F_GETLK || cmd == F_GETLK64)
gf_cmd = GF_LK_GETLK;
else if (cmd == F_SETLK || cmd == F_SETLK64)
@@ -2887,18 +2900,19 @@ client_finodelk (call_frame_t *frame, xlator_t *this, const char *volume,
int32_t gf_cmd = 0;
int32_t gf_type = 0;
int64_t remote_fd = -1;
+ client_fd_ctx_t *fdctx = NULL;
vollen = STRLEN_0(volume);
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
gf_log (this->name, GF_LOG_TRACE,
- "(%"PRId64"): failed to get remote fd. EBADFD",
+ "(%"PRId64"): failed to get fd ctx. EBADFD",
fd->inode->ino);
STACK_UNWIND(frame, -1, EBADFD);
return 0;
}
-
+ remote_fd = fdctx->remote_fd;
if (cmd == F_GETLK || cmd == F_GETLK64)
gf_cmd = GF_LK_GETLK;
else if (cmd == F_SETLK || cmd == F_SETLK64)
@@ -3025,21 +3039,22 @@ client_fentrylk (call_frame_t *frame, xlator_t *this, const char *volume,
size_t namelen = 0;
size_t hdrlen = -1;
int ret = -1;
+ client_fd_ctx_t *fdctx = NULL;
if (name)
namelen = STRLEN_0(name);
vollen = STRLEN_0(volume);
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
gf_log (this->name, GF_LOG_DEBUG,
- "(%"PRId64"): failed to get remote fd. EBADFD",
+ "(%"PRId64"): failed to get fd ctx. EBADFD",
fd->inode->ino);
STACK_UNWIND(frame, -1, EBADFD);
return 0;
}
-
+ remote_fd = fdctx->remote_fd;
hdrlen = gf_hdr_len (req, namelen + vollen);
hdr = gf_hdr_new (req, namelen + vollen);
GF_VALIDATE_OR_GOTO(this->name, hdr, unwind);
@@ -3175,18 +3190,19 @@ client_fchmod (call_frame_t *frame, xlator_t *this, fd_t *fd, mode_t mode)
int ret = -1;
int32_t op_errno = EINVAL;
int32_t op_ret = -1;
+ client_fd_ctx_t *fdctx = NULL;
GF_VALIDATE_OR_GOTO (this->name, fd, unwind);
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
op_errno = EBADFD;
gf_log (this->name, GF_LOG_DEBUG,
- "(%"PRId64"): failed to get remote fd. EBADFD",
+ "(%"PRId64"): failed to get fd ctx. EBADFD",
fd->inode->ino);
goto unwind;
}
-
+ remote_fd = fdctx->remote_fd;
hdrlen = gf_hdr_len (req, 0);
hdr = gf_hdr_new (req, 0);
GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
@@ -3220,18 +3236,19 @@ client_fchown (call_frame_t *frame, xlator_t *this, fd_t *fd, uid_t uid,
int32_t op_ret = -1;
int32_t op_errno = EINVAL;
int32_t ret = -1;
+ client_fd_ctx_t *fdctx = NULL;
GF_VALIDATE_OR_GOTO (this->name, fd, unwind);
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
op_errno = EBADFD;
gf_log (this->name, GF_LOG_DEBUG,
- "(%"PRId64"): failed to get remote fd. EBADFD",
+ "(%"PRId64"): failed to get fd ctx. EBADFD",
fd->inode->ino);
goto unwind;
}
-
+ remote_fd = fdctx->remote_fd;
hdrlen = gf_hdr_len (req, 0);
hdr = gf_hdr_new (req, 0);
GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
@@ -3275,18 +3292,19 @@ client_setdents (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t flags,
struct iovec vector[1];
struct iobref *iobref = NULL;
struct iobuf *iobuf = NULL;
+ client_fd_ctx_t *fdctx = NULL;
GF_VALIDATE_OR_GOTO (this->name, fd, unwind);
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
gf_log (this->name, GF_LOG_DEBUG,
- "(%"PRId64"): failed to get remote fd. EBADFD",
+ "(%"PRId64"): failed to get fd ctx. EBADFD",
fd->inode->ino);
op_errno = EBADFD;
goto unwind;
}
-
+ remote_fd = fdctx->remote_fd;
GF_VALIDATE_OR_GOTO (this->name, entries, unwind);
GF_VALIDATE_OR_GOTO (this->name, count, unwind);
@@ -3456,25 +3474,24 @@ client_releasedir (xlator_t *this, fd_t *fd)
call_frame_t *fr = NULL;
int32_t ret = -1;
int64_t remote_fd = 0;
- char key[32] = {0,};
gf_hdr_common_t *hdr = NULL;
size_t hdrlen = 0;
gf_cbk_releasedir_req_t *req = NULL;
client_conf_t *conf = NULL;
-
+ client_fd_ctx_t *fdctx = NULL;
GF_VALIDATE_OR_GOTO ("client", this, out);
GF_VALIDATE_OR_GOTO (this->name, fd, out);
conf = this->private;
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1){
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL){
gf_log (this->name, GF_LOG_DEBUG,
- "(%"PRId64"): failed to get remote fd.",
+ "(%"PRId64"): failed to get fd ctx.",
fd->inode->ino);
goto out;
}
-
+ remote_fd = fdctx->remote_fd;
hdrlen = gf_hdr_len (req, 0);
hdr = gf_hdr_new (req, 0);
GF_VALIDATE_OR_GOTO (this->name, hdr, out);
@@ -3484,15 +3501,13 @@ client_releasedir (xlator_t *this, fd_t *fd)
req->fd = hton64 (remote_fd);
{
- sprintf (key, "%p", fd);
-
pthread_mutex_lock (&conf->mutex);
{
- dict_del (conf->saved_fds, key);
+ list_del (&fdctx->sfd_pos);
}
pthread_mutex_unlock (&conf->mutex);
}
-
+ FREE (fdctx);
fr = create_frame (this, this->ctx->pool);
GF_VALIDATE_OR_GOTO (this->name, fr, out);
@@ -3519,25 +3534,25 @@ client_release (xlator_t *this, fd_t *fd)
call_frame_t *fr = NULL;
int32_t ret = -1;
int64_t remote_fd = 0;
- char key[32] = {0,};
gf_hdr_common_t *hdr = NULL;
size_t hdrlen = 0;
gf_cbk_release_req_t *req = NULL;
client_conf_t *conf = NULL;
+ client_fd_ctx_t *fdctx = NULL;
GF_VALIDATE_OR_GOTO ("client", this, out);
GF_VALIDATE_OR_GOTO (this->name, fd, out);
conf = this->private;
- ret = this_fd_get (fd, this, &remote_fd);
- if (ret == -1) {
+ fdctx = this_fd_get_ctx (fd, this);
+ if (fdctx == NULL) {
gf_log (this->name, GF_LOG_DEBUG,
- "(%"PRId64"): failed to get remote fd.",
+ "(%"PRId64"): failed to get fd ctx.",
fd->inode->ino);
goto out;
}
-
+ remote_fd = fdctx->remote_fd;
hdrlen = gf_hdr_len (req, 0);
hdr = gf_hdr_new (req, 0);
GF_VALIDATE_OR_GOTO (this->name, hdr, out);
@@ -3546,14 +3561,13 @@ client_release (xlator_t *this, fd_t *fd)
req->fd = hton64 (remote_fd);
{
- sprintf (key, "%p", fd);
-
pthread_mutex_lock (&conf->mutex);
{
- dict_del (conf->saved_fds, key);
+ list_del (&fdctx->sfd_pos);
}
pthread_mutex_unlock (&conf->mutex);
}
+ FREE (fdctx);
fr = create_frame (this, this->ctx->pool);
GF_VALIDATE_OR_GOTO (this->name, fr, out);
@@ -3803,10 +3817,10 @@ client_create_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
inode_t *inode = NULL;
struct stat stbuf = {0, };
int64_t remote_fd = 0;
- char key[32] = {0, };
int32_t ret = -1;
client_local_t *local = NULL;
client_conf_t *conf = NULL;
+ client_fd_ctx_t *fdctx = NULL;
local = frame->local; frame->local = NULL;
conf = frame->this->private;
@@ -3834,24 +3848,25 @@ client_create_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
local->loc.path);
}
- this_fd_set (fd, frame->this, &local->loc, remote_fd);
+ fdctx = CALLOC (1, sizeof (*fdctx));
+ if (!fdctx) {
+ op_ret = -1;
+ op_errno = ENOMEM;
+ goto unwind_out;
+ }
- sprintf (key, "%p", fd);
+ fdctx->remote_fd = remote_fd;
+ INIT_LIST_HEAD (&fdctx->sfd_pos);
+ fdctx->fd = fd;
+ this_fd_set_ctx (fd, frame->this, &local->loc, fdctx);
pthread_mutex_lock (&conf->mutex);
{
- ret = dict_set_str (conf->saved_fds, key, "");
+ list_add_tail (&fdctx->sfd_pos, &conf->saved_fds);
}
pthread_mutex_unlock (&conf->mutex);
-
- if (ret < 0) {
- free (key);
- gf_log (frame->this->name, GF_LOG_DEBUG,
- "%s (%"PRId64"): failed to save remote fd",
- local->loc.path, stbuf.st_ino);
- }
}
-
+unwind_out:
STACK_UNWIND (frame, op_ret, op_errno, fd, inode, &stbuf);
client_local_wipe (local);
@@ -3876,10 +3891,9 @@ client_open_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
fd_t *fd = NULL;
int64_t remote_fd = 0;
gf_fop_open_rsp_t *rsp = NULL;
- char key[32] = {0,};
- int32_t ret = -1;
client_local_t *local = NULL;
client_conf_t *conf = NULL;
+ client_fd_ctx_t *fdctx = NULL;
local = frame->local; frame->local = NULL;
@@ -3896,25 +3910,24 @@ client_open_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
}
if (op_ret >= 0) {
- this_fd_set (fd, frame->this, &local->loc, remote_fd);
-
- sprintf (key, "%p", fd);
+ fdctx = CALLOC (1, sizeof (*fdctx));
+ if (!fdctx) {
+ op_ret = -1;
+ op_errno = ENOMEM;
+ goto unwind_out;
+ }
+ fdctx->remote_fd = remote_fd;
+ INIT_LIST_HEAD (&fdctx->sfd_pos);
+ fdctx->fd = fd;
+ this_fd_set_ctx (fd, frame->this, &local->loc, fdctx);
pthread_mutex_lock (&conf->mutex);
{
- ret = dict_set_str (conf->saved_fds, key, "");
+ list_add_tail (&conf->saved_fds, &fdctx->sfd_pos);
}
pthread_mutex_unlock (&conf->mutex);
-
- if (ret < 0) {
- gf_log (frame->this->name, GF_LOG_DEBUG,
- "%s (%"PRId64"): failed to save remote fd",
- local->loc.path, local->loc.inode->ino);
- free (key);
- }
-
}
-
+unwind_out:
STACK_UNWIND (frame, op_ret, op_errno, fd);
client_local_wipe (local);
@@ -4587,11 +4600,9 @@ client_opendir_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
fd_t *fd = NULL;
int64_t remote_fd = 0;
gf_fop_opendir_rsp_t *rsp = NULL;
- char key[32] = {0,};
- int32_t ret = -1;
client_local_t *local = NULL;
client_conf_t *conf = NULL;
-
+ client_fd_ctx_t *fdctx = NULL;
local = frame->local; frame->local = NULL;
conf = frame->this->private;
@@ -4607,24 +4618,24 @@ client_opendir_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
}
if (op_ret >= 0) {
- this_fd_set (fd, frame->this, &local->loc, remote_fd);
-
- sprintf (key, "%p", fd);
+ fdctx = CALLOC (1, sizeof (*fdctx));
+ if (!fdctx) {
+ op_ret = -1;
+ op_errno = ENOMEM;
+ goto unwind_out;
+ }
+ fdctx->remote_fd = remote_fd;
+ INIT_LIST_HEAD (&fdctx->sfd_pos);
+ fdctx->fd = fd;
+ this_fd_set_ctx (fd, frame->this, &local->loc, fdctx);
pthread_mutex_lock (&conf->mutex);
{
- ret = dict_set_str (conf->saved_fds, key, "");
+ list_add_tail (&conf->saved_fds, &fdctx->sfd_pos);
}
pthread_mutex_unlock (&conf->mutex);
-
- if (ret < 0) {
- free (key);
- gf_log (frame->this->name, GF_LOG_DEBUG,
- "%s (%"PRId64"): failed to save remote fd",
- local->loc.path, local->loc.inode->ino);
- }
}
-
+unwind_out:
STACK_UNWIND (frame, op_ret, op_errno, fd);
client_local_wipe (local);
@@ -5706,24 +5717,20 @@ int
protocol_client_mark_fd_bad (xlator_t *this)
{
client_conf_t *conf = NULL;
- data_pair_t *trav = NULL;
- fd_t *fd_tmp = NULL;
+ client_fd_ctx_t *tmp = NULL;
+ client_fd_ctx_t *fdctx = NULL;
conf = this->private;
-
- trav = conf->saved_fds->members_list;
-
- while (trav) {
- fd_tmp = (fd_t *)(long) strtoul (trav->key, NULL, 0);
- fd_ctx_del (fd_tmp, this, NULL);
- trav = trav->next;
+
+ list_for_each_entry_safe (fdctx, tmp, &conf->saved_fds, sfd_pos) {
+ fd_ctx_del (fdctx->fd, this, NULL);
+ list_del (&fdctx->sfd_pos);
+ FREE (fdctx);
}
pthread_mutex_lock (&conf->mutex);
{
- dict_destroy (conf->saved_fds);
-
- conf->saved_fds = get_new_dict_full (64);
+ INIT_LIST_HEAD(&conf->saved_fds);
}
pthread_mutex_unlock (&conf->mutex);
@@ -6022,7 +6029,7 @@ init (xlator_t *this)
LOCK_INIT (&conf->forget.lock);
pthread_mutex_init (&conf->mutex, NULL);
- conf->saved_fds = get_new_dict_full (64);
+ INIT_LIST_HEAD (&conf->saved_fds);
this->private = conf;
diff --git a/xlators/protocol/client/src/client-protocol.h b/xlators/protocol/client/src/client-protocol.h
index 1cbb22ef1..24769e8e4 100644
--- a/xlators/protocol/client/src/client-protocol.h
+++ b/xlators/protocol/client/src/client-protocol.h
@@ -65,6 +65,18 @@ typedef struct client_connection client_connection_t;
#include "transport.h"
#include "protocol.h"
+typedef struct _client_fd_ctx {
+ int remote_fd;
+ struct list_head sfd_pos; /* Stores the reference to this
+ fd's position in the saved_fds list.
+ */
+ fd_t *fd; /* Reverse reference to the fd itself.
+ This is needed to delete this fdctx
+ from the fd's context in
+ protocol_client_mark_fd_bad.
+ */
+} client_fd_ctx_t;
+
struct _client_conf {
transport_t *transport[CHANNEL_MAX];
@@ -76,7 +88,7 @@ struct _client_conf {
uint32_t frames_in_transit;
gf_lock_t lock;
} forget;
- dict_t *saved_fds;
+ struct list_head saved_fds;
struct timeval last_sent;
struct timeval last_received;
pthread_mutex_t mutex;