[XFS] implement generic xfs_btree_lookup

[deliverable/linux.git] / fs / xfs / xfs_bmap.c

diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c
index bdbab54948fcd16db9c7b9be4556e453b6c901e9..1296b4102e976f333fee7f527924f229c27fd52b 100644 (file)
--- a/fs/xfs/xfs_bmap.c
+++ b/fs/xfs/xfs_bmap.c
@@ -402,6 +402,35 @@ xfs_bmap_disk_count_leaves(
  * Bmap internal routines.
  */
 
+STATIC int                             /* error */
+xfs_bmbt_lookup_eq(
+       struct xfs_btree_cur    *cur,
+       xfs_fileoff_t           off,
+       xfs_fsblock_t           bno,
+       xfs_filblks_t           len,
+       int                     *stat)  /* success/failure */
+{
+       cur->bc_rec.b.br_startoff = off;
+       cur->bc_rec.b.br_startblock = bno;
+       cur->bc_rec.b.br_blockcount = len;
+       return xfs_btree_lookup(cur, XFS_LOOKUP_EQ, stat);
+}
+
+STATIC int                             /* error */
+xfs_bmbt_lookup_ge(
+       struct xfs_btree_cur    *cur,
+       xfs_fileoff_t           off,
+       xfs_fsblock_t           bno,
+       xfs_filblks_t           len,
+       int                     *stat)  /* success/failure */
+{
+       cur->bc_rec.b.br_startoff = off;
+       cur->bc_rec.b.br_startblock = bno;
+       cur->bc_rec.b.br_blockcount = len;
+       return xfs_btree_lookup(cur, XFS_LOOKUP_GE, stat);
+}
+
+
 /*
  * Called from xfs_bmap_add_attrfork to handle btree format files.
  */