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-rw-r--r--fs/gfs2/gfs2.h5
-rw-r--r--fs/gfs2/glock.c12
-rw-r--r--fs/gfs2/glock.h2
-rw-r--r--fs/gfs2/locking/dlm/lock_dlm.h3
-rw-r--r--fs/gfs2/locking/dlm/mount.c3
-rw-r--r--fs/gfs2/locking/dlm/sysfs.c13
-rw-r--r--fs/gfs2/locking/dlm/thread.c19
-rw-r--r--fs/gfs2/ops_fstype.c2
-rw-r--r--fs/gfs2/ops_super.c2
-rw-r--r--fs/gfs2/sys.c14
-rw-r--r--include/linux/lm_interface.h4
11 files changed, 6 insertions, 73 deletions
diff --git a/fs/gfs2/gfs2.h b/fs/gfs2/gfs2.h
index 3bb11c0f8b56..ef606e3a5cf4 100644
--- a/fs/gfs2/gfs2.h
+++ b/fs/gfs2/gfs2.h
@@ -16,11 +16,6 @@ enum {
};
enum {
- NO_WAIT = 0,
- WAIT = 1,
-};
-
-enum {
NO_FORCE = 0,
FORCE = 1,
};
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
index be7ed503f012..8d5450f3c3ef 100644
--- a/fs/gfs2/glock.c
+++ b/fs/gfs2/glock.c
@@ -1316,11 +1316,6 @@ void gfs2_glock_cb(void *cb_data, unsigned int type, void *data)
wake_up_process(sdp->sd_recoverd_process);
return;
- case LM_CB_DROPLOCKS:
- gfs2_gl_hash_clear(sdp, NO_WAIT);
- gfs2_quota_scan(sdp);
- return;
-
default:
gfs2_assert_warn(sdp, 0);
return;
@@ -1508,11 +1503,10 @@ static void clear_glock(struct gfs2_glock *gl)
* @sdp: the filesystem
* @wait: wait until it's all gone
*
- * Called when unmounting the filesystem, or when inter-node lock manager
- * requests DROPLOCKS because it is running out of capacity.
+ * Called when unmounting the filesystem.
*/
-void gfs2_gl_hash_clear(struct gfs2_sbd *sdp, int wait)
+void gfs2_gl_hash_clear(struct gfs2_sbd *sdp)
{
unsigned long t;
unsigned int x;
@@ -1527,7 +1521,7 @@ void gfs2_gl_hash_clear(struct gfs2_sbd *sdp, int wait)
cont = 1;
}
- if (!wait || !cont)
+ if (!cont)
break;
if (time_after_eq(jiffies,
diff --git a/fs/gfs2/glock.h b/fs/gfs2/glock.h
index 7389f8ef0a31..971d92af70fc 100644
--- a/fs/gfs2/glock.h
+++ b/fs/gfs2/glock.h
@@ -132,7 +132,7 @@ void gfs2_lvb_unhold(struct gfs2_glock *gl);
void gfs2_glock_cb(void *cb_data, unsigned int type, void *data);
void gfs2_glock_schedule_for_reclaim(struct gfs2_glock *gl);
void gfs2_reclaim_glock(struct gfs2_sbd *sdp);
-void gfs2_gl_hash_clear(struct gfs2_sbd *sdp, int wait);
+void gfs2_gl_hash_clear(struct gfs2_sbd *sdp);
int __init gfs2_glock_init(void);
void gfs2_glock_exit(void);
diff --git a/fs/gfs2/locking/dlm/lock_dlm.h b/fs/gfs2/locking/dlm/lock_dlm.h
index ad944c64eab1..845a27fd303e 100644
--- a/fs/gfs2/locking/dlm/lock_dlm.h
+++ b/fs/gfs2/locking/dlm/lock_dlm.h
@@ -79,9 +79,6 @@ struct gdlm_ls {
wait_queue_head_t wait_control;
struct task_struct *thread;
wait_queue_head_t thread_wait;
- unsigned long drop_time;
- int drop_locks_count;
- int drop_locks_period;
};
enum {
diff --git a/fs/gfs2/locking/dlm/mount.c b/fs/gfs2/locking/dlm/mount.c
index 0628520a445f..fa31c54c2e67 100644
--- a/fs/gfs2/locking/dlm/mount.c
+++ b/fs/gfs2/locking/dlm/mount.c
@@ -22,8 +22,6 @@ static struct gdlm_ls *init_gdlm(lm_callback_t cb, struct gfs2_sbd *sdp,
if (!ls)
return NULL;
- ls->drop_locks_count = GDLM_DROP_COUNT;
- ls->drop_locks_period = GDLM_DROP_PERIOD;
ls->fscb = cb;
ls->sdp = sdp;
ls->fsflags = flags;
@@ -33,7 +31,6 @@ static struct gdlm_ls *init_gdlm(lm_callback_t cb, struct gfs2_sbd *sdp,
INIT_LIST_HEAD(&ls->all_locks);
init_waitqueue_head(&ls->thread_wait);
init_waitqueue_head(&ls->wait_control);
- ls->drop_time = jiffies;
ls->jid = -1;
strncpy(buf, table_name, 256);
diff --git a/fs/gfs2/locking/dlm/sysfs.c b/fs/gfs2/locking/dlm/sysfs.c
index a4ff271df9ee..4ec571c3d8a9 100644
--- a/fs/gfs2/locking/dlm/sysfs.c
+++ b/fs/gfs2/locking/dlm/sysfs.c
@@ -114,17 +114,6 @@ static ssize_t recover_status_show(struct gdlm_ls *ls, char *buf)
return sprintf(buf, "%d\n", ls->recover_jid_status);
}
-static ssize_t drop_count_show(struct gdlm_ls *ls, char *buf)
-{
- return sprintf(buf, "%d\n", ls->drop_locks_count);
-}
-
-static ssize_t drop_count_store(struct gdlm_ls *ls, const char *buf, size_t len)
-{
- ls->drop_locks_count = simple_strtol(buf, NULL, 0);
- return len;
-}
-
struct gdlm_attr {
struct attribute attr;
ssize_t (*show)(struct gdlm_ls *, char *);
@@ -144,7 +133,6 @@ GDLM_ATTR(first_done, 0444, first_done_show, NULL);
GDLM_ATTR(recover, 0644, recover_show, recover_store);
GDLM_ATTR(recover_done, 0444, recover_done_show, NULL);
GDLM_ATTR(recover_status, 0444, recover_status_show, NULL);
-GDLM_ATTR(drop_count, 0644, drop_count_show, drop_count_store);
static struct attribute *gdlm_attrs[] = {
&gdlm_attr_proto_name.attr,
@@ -157,7 +145,6 @@ static struct attribute *gdlm_attrs[] = {
&gdlm_attr_recover.attr,
&gdlm_attr_recover_done.attr,
&gdlm_attr_recover_status.attr,
- &gdlm_attr_drop_count.attr,
NULL,
};
diff --git a/fs/gfs2/locking/dlm/thread.c b/fs/gfs2/locking/dlm/thread.c
index f30350abd62f..38823efd698c 100644
--- a/fs/gfs2/locking/dlm/thread.c
+++ b/fs/gfs2/locking/dlm/thread.c
@@ -20,19 +20,6 @@ static inline int no_work(struct gdlm_ls *ls)
return ret;
}
-static inline int check_drop(struct gdlm_ls *ls)
-{
- if (!ls->drop_locks_count)
- return 0;
-
- if (time_after(jiffies, ls->drop_time + ls->drop_locks_period * HZ)) {
- ls->drop_time = jiffies;
- if (ls->all_locks_count >= ls->drop_locks_count)
- return 1;
- }
- return 0;
-}
-
static int gdlm_thread(void *data)
{
struct gdlm_ls *ls = (struct gdlm_ls *) data;
@@ -52,12 +39,6 @@ static int gdlm_thread(void *data)
gdlm_do_lock(lp);
spin_lock(&ls->async_lock);
}
- /* Does this ever happen these days? I hope not anyway */
- if (check_drop(ls)) {
- spin_unlock(&ls->async_lock);
- ls->fscb(ls->sdp, LM_CB_DROPLOCKS, NULL);
- spin_lock(&ls->async_lock);
- }
spin_unlock(&ls->async_lock);
}
diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
index 9bd97c5543bd..6ba69dd1a729 100644
--- a/fs/gfs2/ops_fstype.c
+++ b/fs/gfs2/ops_fstype.c
@@ -874,7 +874,7 @@ fail_sb:
fail_locking:
init_locking(sdp, &mount_gh, UNDO);
fail_lm:
- gfs2_gl_hash_clear(sdp, WAIT);
+ gfs2_gl_hash_clear(sdp);
gfs2_lm_unmount(sdp);
while (invalidate_inodes(sb))
yield();
diff --git a/fs/gfs2/ops_super.c b/fs/gfs2/ops_super.c
index 66907922109f..f66ea0f7a356 100644
--- a/fs/gfs2/ops_super.c
+++ b/fs/gfs2/ops_super.c
@@ -126,7 +126,7 @@ static void gfs2_put_super(struct super_block *sb)
gfs2_clear_rgrpd(sdp);
gfs2_jindex_free(sdp);
/* Take apart glock structures and buffer lists */
- gfs2_gl_hash_clear(sdp, WAIT);
+ gfs2_gl_hash_clear(sdp);
/* Unmount the locking protocol */
gfs2_lm_unmount(sdp);
diff --git a/fs/gfs2/sys.c b/fs/gfs2/sys.c
index 9ab9fc85ecd0..6f7e2e5858e0 100644
--- a/fs/gfs2/sys.c
+++ b/fs/gfs2/sys.c
@@ -110,18 +110,6 @@ static ssize_t statfs_sync_store(struct gfs2_sbd *sdp, const char *buf,
return len;
}
-static ssize_t shrink_store(struct gfs2_sbd *sdp, const char *buf, size_t len)
-{
- if (!capable(CAP_SYS_ADMIN))
- return -EACCES;
-
- if (simple_strtol(buf, NULL, 0) != 1)
- return -EINVAL;
-
- gfs2_gl_hash_clear(sdp, NO_WAIT);
- return len;
-}
-
static ssize_t quota_sync_store(struct gfs2_sbd *sdp, const char *buf,
size_t len)
{
@@ -175,7 +163,6 @@ static struct gfs2_attr gfs2_attr_##name = __ATTR(name, mode, show, store)
GFS2_ATTR(id, 0444, id_show, NULL);
GFS2_ATTR(fsname, 0444, fsname_show, NULL);
GFS2_ATTR(freeze, 0644, freeze_show, freeze_store);
-GFS2_ATTR(shrink, 0200, NULL, shrink_store);
GFS2_ATTR(withdraw, 0644, withdraw_show, withdraw_store);
GFS2_ATTR(statfs_sync, 0200, NULL, statfs_sync_store);
GFS2_ATTR(quota_sync, 0200, NULL, quota_sync_store);
@@ -186,7 +173,6 @@ static struct attribute *gfs2_attrs[] = {
&gfs2_attr_id.attr,
&gfs2_attr_fsname.attr,
&gfs2_attr_freeze.attr,
- &gfs2_attr_shrink.attr,
&gfs2_attr_withdraw.attr,
&gfs2_attr_statfs_sync.attr,
&gfs2_attr_quota_sync.attr,
diff --git a/include/linux/lm_interface.h b/include/linux/lm_interface.h
index f274997bc283..d0a7112b9719 100644
--- a/include/linux/lm_interface.h
+++ b/include/linux/lm_interface.h
@@ -138,9 +138,6 @@ typedef void (*lm_callback_t) (void *ptr, unsigned int type, void *data);
* LM_CB_NEED_RECOVERY
* The given journal needs to be recovered.
*
- * LM_CB_DROPLOCKS
- * Reduce the number of cached locks.
- *
* LM_CB_ASYNC
* The given lock has been granted.
*/
@@ -149,7 +146,6 @@ typedef void (*lm_callback_t) (void *ptr, unsigned int type, void *data);
#define LM_CB_NEED_D 258
#define LM_CB_NEED_S 259
#define LM_CB_NEED_RECOVERY 260
-#define LM_CB_DROPLOCKS 261
#define LM_CB_ASYNC 262
/*