diff options
Diffstat (limited to 'fs/sync.c')
| -rw-r--r-- | fs/sync.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/sync.c b/fs/sync.c index 92b228176f7c..ad6691bae370 100644 --- a/fs/sync.c +++ b/fs/sync.c @@ -99,10 +99,13 @@ static void sync_filesystems(int wait) mutex_lock(&mutex); /* Could be down_interruptible */ spin_lock(&sb_lock); list_for_each_entry(sb, &super_blocks, s_list) - sb->s_need_sync = 1; + if (!list_empty(&sb->s_instances)) + sb->s_need_sync = 1; restart: list_for_each_entry(sb, &super_blocks, s_list) { + if (list_empty(&sb->s_instances)) + continue; if (!sb->s_need_sync) continue; sb->s_need_sync = 0; |
