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| author | Dmitry Monakhov <dmonakhov@openvz.org> | 2010-11-08 13:47:33 -0500 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2010-11-08 13:47:33 -0500 |
| commit | 87009d86dc045d228e21242467a67a5f99347553 (patch) | |
| tree | 2c24052844da18e7a736680b5af9ea97581cebd0 /fs/ext4/super.c | |
| parent | 83668e7141c7a0aa4035bde94344b81f9cf966ab (diff) | |
| download | linux-stable-87009d86dc045d228e21242467a67a5f99347553.tar.gz linux-stable-87009d86dc045d228e21242467a67a5f99347553.tar.bz2 linux-stable-87009d86dc045d228e21242467a67a5f99347553.zip | |
ext4: do not try to grab the s_umount semaphore in ext4_quota_off
It's not needed to sync the filesystem, and it fixes a lock_dep complaint.
Signed-off-by: Dmitry Monakhov <dmonakhov@gmail.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Reviewed-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs/ext4/super.c')
| -rw-r--r-- | fs/ext4/super.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 45653af88953..ee91e29ddf95 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -4570,12 +4570,10 @@ static int ext4_quota_on(struct super_block *sb, int type, int format_id, static int ext4_quota_off(struct super_block *sb, int type) { - /* Force all delayed allocation blocks to be allocated */ - if (test_opt(sb, DELALLOC)) { - down_read(&sb->s_umount); + /* Force all delayed allocation blocks to be allocated. + * Caller already holds s_umount sem */ + if (test_opt(sb, DELALLOC)) sync_filesystem(sb); - up_read(&sb->s_umount); - } return dquot_quota_off(sb, type); } |