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authorHarshavardhana Ranganath <harsha@gluster.com>2010-01-26 09:06:18 +0000
committerAnand V. Avati <avati@dev.gluster.com>2010-01-26 07:23:16 -0800
commit5a574d96c392b19a92bb925b4b4dd268393831ea (patch)
treea3452c04ebaee4770f2fdfdc85beb6c1c043ef63 /xlators/storage
parentffc36da0fd9a925aa2a23026b9244787d2c0a5fd (diff)
Revert "Server backend storage hang should not cause the mount point to hang."
This reverts commit a0b148ea4e2a0163548eeb89b7580be4adbb8070. Signed-off-by: Harshavardhana <harsha@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 272 (Server backend storage hang should not cause the mount point to hang) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=272
Diffstat (limited to 'xlators/storage')
-rw-r--r--xlators/storage/posix/src/posix.c141
-rw-r--r--xlators/storage/posix/src/posix.h11
2 files changed, 5 insertions, 147 deletions
diff --git a/xlators/storage/posix/src/posix.c b/xlators/storage/posix/src/posix.c
index 6b8aa5a92..ae47dffef 100644
--- a/xlators/storage/posix/src/posix.c
+++ b/xlators/storage/posix/src/posix.c
@@ -4701,119 +4701,6 @@ posix_inode (xlator_t *this)
return 0;
}
-void
-posix_fsping_timer_expired (void *data)
-{
- xlator_t *this = NULL;
- struct posix_private *priv = NULL;
-
- this = data;
- priv = this->private;
-
- pthread_mutex_lock (&priv->mutex);
- {
- if (priv->fsping_timer) {
- gf_timer_call_cancel (this->ctx,
- priv->fsping_timer);
- priv->fsping_timer = NULL;
- }
-
- if (priv->fs_state) {
- priv->fs_state = 0;
- default_notify (this, GF_EVENT_CHILD_DOWN, NULL);
- }
- }
- pthread_mutex_unlock (&priv->mutex);
-}
-
-void
-posix_fsping (void *arg);
-
-void *
-posix_fsping_statvfs (void *arg)
-{
- int ret = -1;
- xlator_t *this = NULL;
- char *root_path = NULL;
- struct statvfs buf = {0, };
- struct posix_private *priv = NULL;
- struct timeval delta = {0, };
-
- this = arg;
- priv = this->private;
- root_path = POSIX_BASE_PATH (this);
-
- ret = statvfs (root_path, &buf);
-
- pthread_mutex_lock (&priv->mutex);
- {
- if (priv->fsping_timer) {
- gf_timer_call_cancel (this->ctx,
- priv->fsping_timer);
- priv->fsping_timer = NULL;
- }
- if (ret == 0) {
- if (priv->fs_state == 0) {
- priv->fs_state = 1;
- default_notify (this, GF_EVENT_CHILD_UP,
- NULL);
- }
- } else {
- if (priv->fs_state) {
- priv->fs_state = 0;
- default_notify (this, GF_EVENT_CHILD_DOWN,
- NULL);
- }
- }
- }
- pthread_mutex_unlock (&priv->mutex);
-
- delta.tv_sec = POSIX_FSPING_SLEEP_TIME;
- priv->fsping_timer =
- gf_timer_call_after (this->ctx,
- delta,
- posix_fsping,
- (void *) this);
- if (priv->fsping_timer == NULL) {
- gf_log (this->name, GF_LOG_ERROR,
- "unable to register timer");
- }
- return NULL;
-}
-
-void
-posix_fsping (void *arg)
-{
- xlator_t *this = NULL;
- struct posix_private *priv = NULL;
- struct timeval delta = {0, };
-
- this = arg;
- priv = this->private;
-
- delta.tv_sec = priv->fsping_timeout;
- delta.tv_usec = 0;
-
- if (priv->fsping_timer) {
- gf_timer_call_cancel (this->ctx,
- priv->fsping_timer);
- }
- priv->fsping_timer =
- gf_timer_call_after (this->ctx,
- delta,
- posix_fsping_timer_expired,
- (void *) this);
-
- if (priv->fsping_timer == NULL) {
- gf_log (this->name, GF_LOG_ERROR,
- "unable to register timer");
- /*FIXME: handle error*/
- }
- pthread_create (&priv->fsping,
- NULL,
- posix_fsping_statvfs,
- this);
-}
int32_t
posix_rchecksum (call_frame_t *frame, xlator_t *this,
@@ -4891,15 +4778,12 @@ notify (xlator_t *this,
void *data,
...)
{
- struct posix_private *priv = NULL;
-
- priv = this->private;
-
switch (event)
{
case GF_EVENT_PARENT_UP:
{
- posix_fsping ((void *)this);
+ /* Tell the parent that posix xlator is up */
+ default_notify (this, GF_EVENT_CHILD_UP, data);
}
break;
default:
@@ -4923,9 +4807,9 @@ init (xlator_t *this)
data_t * dir_data = NULL;
data_t * tmp_data = NULL;
uint64_t time64 = 0;
- int dict_ret = -1;
- int fsping_timeout = -1;
- int32_t janitor_sleep;
+
+ int dict_ret = 0;
+ int32_t janitor_sleep;
dir_data = dict_get (this->options, "directory");
@@ -5022,7 +4906,6 @@ init (xlator_t *this)
strcat (_private->trash_path, "/" GF_REPLICATE_TRASH_DIR);
LOCK_INIT (&_private->lock);
- pthread_mutex_init (&_private->mutex, NULL);
ret = gethostname (_private->hostname, 256);
if (ret < 0) {
@@ -5038,17 +4921,6 @@ init (xlator_t *this)
_private->max_write = 1;
}
- _private->fsping_timeout = POSIX_FSPING_TIMEOUT;
- dict_ret = dict_get_int32 (this->options,
- "fsping-timeout",
- &fsping_timeout);
-
- if (dict_ret == 0) {
- _private->fsping_timeout = fsping_timeout;
- }
- gf_log (this->name, GF_LOG_DEBUG,
- "fsping-timeout set to %d", _private->fsping_timeout);
-
_private->export_statfs = 1;
tmp_data = dict_get (this->options, "export-statfs-size");
if (tmp_data) {
@@ -5182,7 +5054,6 @@ fini (xlator_t *this)
{
struct posix_private *priv = this->private;
sys_lremovexattr (priv->base_path, "trusted.glusterfs.test");
- pthread_mutex_destroy (&priv->mutex);
FREE (priv);
return;
}
@@ -5259,8 +5130,6 @@ struct volume_options options[] = {
.type = GF_OPTION_TYPE_BOOL },
{ .key = {"span-devices"},
.type = GF_OPTION_TYPE_INT },
- { .key = {"fsping-timeout"},
- .type = GF_OPTION_TYPE_INT },
{ .key = {"background-unlink"},
.type = GF_OPTION_TYPE_BOOL },
{ .key = {"janitor-sleep-duration"},
diff --git a/xlators/storage/posix/src/posix.h b/xlators/storage/posix/src/posix.h
index 92fe8e251..f92e256fb 100644
--- a/xlators/storage/posix/src/posix.h
+++ b/xlators/storage/posix/src/posix.h
@@ -29,7 +29,6 @@
#include <unistd.h>
#include <sys/types.h>
#include <dirent.h>
-#include <pthread.h>
#include <time.h>
#ifdef linux
@@ -51,7 +50,6 @@
#include "xlator.h"
#include "inode.h"
#include "compat.h"
-#include "timer.h"
/**
* posix_fd - internal structure common to file and directory fd's
@@ -72,7 +70,6 @@ struct posix_private {
int32_t base_path_length;
gf_lock_t lock;
- pthread_mutex_t mutex;
char hostname[256];
/* Statistics, provides activity of the server */
@@ -120,11 +117,6 @@ struct posix_private {
int num_devices_to_span;
dev_t *st_device;
- pthread_t fsping;
- gf_timer_t *fsping_timer;
- int fsping_timeout;
- int fs_state;
-
/* a global generation number sequence is used to assign generation numbers in
sequence.
*/
@@ -137,9 +129,6 @@ struct posix_private {
char * trash_path;
};
-#define POSIX_FSPING_SLEEP_TIME 10
-#define POSIX_FSPING_TIMEOUT 10
-
#define POSIX_BASE_PATH(this) (((struct posix_private *)this->private)->base_path)
#define POSIX_BASE_PATH_LEN(this) (((struct posix_private *)this->private)->base_path_length)