diff options
author | Al Viro | 2010-03-22 19:36:35 -0400 |
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committer | Al Viro | 2010-05-21 18:31:14 -0400 |
commit | 551de6f34dfeefbeeadb32909c387d393114ecc8 (patch) | |
tree | 822af803e7e75ed476b0a176639c162e0395910d /fs/buffer.c | |
parent | 1712ac8fda7d8bc4dc921f5777b7423aacad7263 (diff) |
Leave superblocks on s_list until the end
We used to remove from s_list and s_instances at the same
time. So let's *not* do the former and skip superblocks
that have empty s_instances in the loops over s_list.
The next step, of course, will be to get rid of rescan logics
in those loops.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/buffer.c')
-rw-r--r-- | fs/buffer.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/buffer.c b/fs/buffer.c index c9c266db0624..021ec4da9932 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -568,6 +568,8 @@ static void do_thaw_all(struct work_struct *work) spin_lock(&sb_lock); restart: list_for_each_entry(sb, &super_blocks, s_list) { + if (list_empty(&sb->s_instances)) + continue; sb->s_count++; spin_unlock(&sb_lock); down_read(&sb->s_umount); |