From 1988b51e476bd097d910c9245b53f2e38aedaf0d Mon Sep 17 00:00:00 2001 From: Alex Tomas Date: Mon, 28 Jan 2008 23:58:27 -0500 Subject: ext4: Add new functions for searching extent tree Add the functions ext4_ext_search_left() and ext4_ext_search_right(), which are used by mballoc during ext4_ext_get_blocks to decided whether to merge extent information. Signed-off-by: Alex Tomas Signed-off-by: Andreas Dilger Signed-off-by: Johann Lombardi Signed-off-by: Aneesh Kumar K.V Signed-off-by: "Theodore Ts'o" --- include/linux/ext4_fs_extents.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'include/linux') diff --git a/include/linux/ext4_fs_extents.h b/include/linux/ext4_fs_extents.h index 1cfb4854c96..697da4bce6c 100644 --- a/include/linux/ext4_fs_extents.h +++ b/include/linux/ext4_fs_extents.h @@ -223,5 +223,9 @@ extern unsigned int ext4_ext_check_overlap(struct inode *, struct ext4_extent *, extern int ext4_ext_insert_extent(handle_t *, struct inode *, struct ext4_ext_path *, struct ext4_extent *); extern struct ext4_ext_path *ext4_ext_find_extent(struct inode *, ext4_lblk_t, struct ext4_ext_path *); +extern int ext4_ext_search_left(struct inode *, struct ext4_ext_path *, + ext4_lblk_t *, ext4_fsblk_t *); +extern int ext4_ext_search_right(struct inode *, struct ext4_ext_path *, + ext4_lblk_t *, ext4_fsblk_t *); #endif /* _LINUX_EXT4_EXTENTS */ -- cgit v1.2.3