We don't need i_mutex in reiserfs_quota_write() because writes to quota file are serialized by dqio_mutex anyway. Changes to quota files outside of quota code are forbidded and enforced by NOATIME and IMMUTABLE bits. Signed-off-by: Jan Kara <jack@xxxxxxx> --- fs/reiserfs/super.c | 6 +----- 1 files changed, 1 insertions(+), 5 deletions(-) diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c index 8b7616e..c07b7d7 100644 --- a/fs/reiserfs/super.c +++ b/fs/reiserfs/super.c @@ -2270,7 +2270,6 @@ static ssize_t reiserfs_quota_write(struct super_block *sb, int type, (unsigned long long)off, (unsigned long long)len); return -EIO; } - mutex_lock_nested(&inode->i_mutex, I_MUTEX_QUOTA); while (towrite > 0) { tocopy = sb->s_blocksize - offset < towrite ? sb->s_blocksize - offset : towrite; @@ -2302,16 +2301,13 @@ static ssize_t reiserfs_quota_write(struct super_block *sb, int type, blk++; } out: - if (len == towrite) { - mutex_unlock(&inode->i_mutex); + if (len == towrite) return err; - } if (inode->i_size < off + len - towrite) i_size_write(inode, off + len - towrite); inode->i_version++; inode->i_mtime = inode->i_ctime = CURRENT_TIME; mark_inode_dirty(inode); - mutex_unlock(&inode->i_mutex); return len - towrite; } -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html