Btrfs: Add a helper that finds previous extent item
authorYan <yanzheng@21cn.com>
Thu, 3 Jan 2008 18:56:30 +0000 (13:56 -0500)
committerChris Mason <chris.mason@oracle.com>
Thu, 25 Sep 2008 15:03:58 +0000 (11:03 -0400)
commitd548ee5182bda42c87bdd4e28b539d5e436e206a
tree3fbfc154fd9697f9ec5fde29f969b8d9c3d15991
parent5b92ee7204a5fb6542b204831202adbc1a7a851a
Btrfs: Add a helper that finds previous extent item

Signed-off-by: Chris Mason <chris.mason@oracle.com>
fs/btrfs/extent-tree.c