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| author | Ingo Molnar <mingo@elte.hu> | 2009-08-09 12:46:45 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-08-09 12:46:49 +0200 |
| commit | e3560336be655c6791316482fe288b119f34c427 (patch) | |
| tree | 43ca9a6b489aaa3918b773f78a7eda37458ef0a8 /fs/quota/dquot.c | |
| parent | 26528e773ecc74fb1b61b7275f86f761cbb340ec (diff) | |
| parent | 7b2aa037e878c939676675969983284a02958ae3 (diff) | |
| download | linux-e3560336be655c6791316482fe288b119f34c427.tar.bz2 | |
Merge branch 'linus' into tracing/urgent
Merge reason: Merge up to almost-rc6 to pick up latest perfcounters
(on which we'll queue up a dependent fix)
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/quota/dquot.c')
| -rw-r--r-- | fs/quota/dquot.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c index 70f36c043d62..38f7bd559f35 100644 --- a/fs/quota/dquot.c +++ b/fs/quota/dquot.c @@ -2043,7 +2043,6 @@ static int vfs_load_quota_inode(struct inode *inode, int type, int format_id, invalidate_bdev(sb->s_bdev); } mutex_lock(&dqopt->dqonoff_mutex); - mutex_lock_nested(&inode->i_mutex, I_MUTEX_QUOTA); if (sb_has_quota_loaded(sb, type)) { error = -EBUSY; goto out_lock; @@ -2054,9 +2053,11 @@ static int vfs_load_quota_inode(struct inode *inode, int type, int format_id, * possible) Also nobody should write to the file - we use * special IO operations which ignore the immutable bit. */ down_write(&dqopt->dqptr_sem); + mutex_lock_nested(&inode->i_mutex, I_MUTEX_QUOTA); oldflags = inode->i_flags & (S_NOATIME | S_IMMUTABLE | S_NOQUOTA); inode->i_flags |= S_NOQUOTA | S_NOATIME | S_IMMUTABLE; + mutex_unlock(&inode->i_mutex); up_write(&dqopt->dqptr_sem); sb->dq_op->drop(inode); } @@ -2080,7 +2081,6 @@ static int vfs_load_quota_inode(struct inode *inode, int type, int format_id, goto out_file_init; } mutex_unlock(&dqopt->dqio_mutex); - mutex_unlock(&inode->i_mutex); spin_lock(&dq_state_lock); dqopt->flags |= dquot_state_flag(flags, type); spin_unlock(&dq_state_lock); @@ -2096,13 +2096,14 @@ out_file_init: out_lock: if (oldflags != -1) { down_write(&dqopt->dqptr_sem); + mutex_lock_nested(&inode->i_mutex, I_MUTEX_QUOTA); /* Set the flags back (in the case of accidental quotaon() * on a wrong file we don't want to mess up the flags) */ inode->i_flags &= ~(S_NOATIME | S_NOQUOTA | S_IMMUTABLE); inode->i_flags |= oldflags; + mutex_unlock(&inode->i_mutex); up_write(&dqopt->dqptr_sem); } - mutex_unlock(&inode->i_mutex); mutex_unlock(&dqopt->dqonoff_mutex); out_fmt: put_quota_format(fmt); |