Btrfs: only clear dirty on the buffer if it is marked as dirty
authorJosef Bacik <jbacik@fusionio.com>
Mon, 15 Oct 2012 17:33:54 +0000 (13:33 -0400)
committerChris Mason <chris.mason@fusionio.com>
Mon, 17 Dec 2012 01:46:25 +0000 (20:46 -0500)
commited7b63eb8afd0bb8d978a23184d70c105b54aa26
tree63a4dd9371818be8f98f272d5ea12fd41715c1bb
parentbb146eb265091f472ada52a3419d41e9b0ff1f7d
Btrfs: only clear dirty on the buffer if it is marked as dirty

No reason to set the path blocking or loop through all of the pages if the
extent buffer isn't actually marked dirty.  Thanks,

Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
fs/btrfs/disk-io.c