aboutsummaryrefslogtreecommitdiff
path: root/fs/gfs2/super.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/gfs2/super.c')
-rw-r--r--fs/gfs2/super.c61
1 files changed, 4 insertions, 57 deletions
diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
index 4dfda4c9463..c075b62aef5 100644
--- a/fs/gfs2/super.c
+++ b/fs/gfs2/super.c
@@ -663,54 +663,6 @@ out:
return error;
}
-/**
- * gfs2_freeze_fs - freezes the file system
- * @sdp: the file system
- *
- * This function flushes data and meta data for all machines by
- * acquiring the transaction log exclusively. All journals are
- * ensured to be in a clean state as well.
- *
- * Returns: errno
- */
-
-int gfs2_freeze_fs(struct gfs2_sbd *sdp)
-{
- int error = 0;
-
- mutex_lock(&sdp->sd_freeze_lock);
-
- if (!sdp->sd_freeze_count++) {
- error = gfs2_lock_fs_check_clean(sdp, &sdp->sd_freeze_gh);
- if (error)
- sdp->sd_freeze_count--;
- }
-
- mutex_unlock(&sdp->sd_freeze_lock);
-
- return error;
-}
-
-/**
- * gfs2_unfreeze_fs - unfreezes the file system
- * @sdp: the file system
- *
- * This function allows the file system to proceed by unlocking
- * the exclusively held transaction lock. Other GFS2 nodes are
- * now free to acquire the lock shared and go on with their lives.
- *
- */
-
-void gfs2_unfreeze_fs(struct gfs2_sbd *sdp)
-{
- mutex_lock(&sdp->sd_freeze_lock);
-
- if (sdp->sd_freeze_count && !--sdp->sd_freeze_count)
- gfs2_glock_dq_uninit(&sdp->sd_freeze_gh);
-
- mutex_unlock(&sdp->sd_freeze_lock);
-}
-
void gfs2_dinode_out(const struct gfs2_inode *ip, void *buf)
{
struct gfs2_dinode *str = buf;
@@ -888,13 +840,6 @@ static void gfs2_put_super(struct super_block *sb)
int error;
struct gfs2_jdesc *jd;
- /* Unfreeze the filesystem, if we need to */
-
- mutex_lock(&sdp->sd_freeze_lock);
- if (sdp->sd_freeze_count)
- gfs2_glock_dq_uninit(&sdp->sd_freeze_gh);
- mutex_unlock(&sdp->sd_freeze_lock);
-
/* No more recovery requests */
set_bit(SDF_NORECOVERY, &sdp->sd_flags);
smp_mb();
@@ -985,7 +930,7 @@ static int gfs2_freeze(struct super_block *sb)
return -EINVAL;
for (;;) {
- error = gfs2_freeze_fs(sdp);
+ error = gfs2_lock_fs_check_clean(sdp, &sdp->sd_freeze_gh);
if (!error)
break;
@@ -1013,7 +958,9 @@ static int gfs2_freeze(struct super_block *sb)
static int gfs2_unfreeze(struct super_block *sb)
{
- gfs2_unfreeze_fs(sb->s_fs_info);
+ struct gfs2_sbd *sdp = sb->s_fs_info;
+
+ gfs2_glock_dq_uninit(&sdp->sd_freeze_gh);
return 0;
}