[XFS] Name operation vector for hash and compare

[safe/jmp/linux-2.6] / fs / xfs / xfs_da_btree.c

diff --git a/fs/xfs/xfs_da_btree.c b/fs/xfs/xfs_da_btree.c
index 2947804..ae4b18c 100644 (file)
--- a/fs/xfs/xfs_da_btree.c
+++ b/fs/xfs/xfs_da_btree.c
@@ -1530,6 +1530,28 @@ xfs_da_hashname(const uchar_t *name, int namelen)
        }
 }
 
+enum xfs_dacmp
+xfs_da_compname(
+       struct xfs_da_args *args,
+       const char      *name,
+       int             len)
+{
+       return (args->namelen == len && memcmp(args->name, name, len) == 0) ?
+                                       XFS_CMP_EXACT : XFS_CMP_DIFFERENT;
+}
+
+static xfs_dahash_t
+xfs_default_hashname(
+       struct xfs_name *name)
+{
+       return xfs_da_hashname(name->name, name->len);
+}
+
+const struct xfs_nameops xfs_default_nameops = {
+       .hashname       = xfs_default_hashname,
+       .compname       = xfs_da_compname
+};
+
 /*
  * Add a block to the btree ahead of the file.
  * Return the new block number to the caller.