xfs: make several more functions static

Just minor housekeeping, a lot more functions can be trivially made
static; others could if we reordered things a bit...

Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Signed-off-by: Alex Elder <aelder@sgi.com>
diff --git a/fs/xfs/xfs_bmap_btree.c b/fs/xfs/xfs_bmap_btree.c
index 38751d5..416e47e 100644
--- a/fs/xfs/xfs_bmap_btree.c
+++ b/fs/xfs/xfs_bmap_btree.c
@@ -334,7 +334,7 @@
 /*
  * Set all the fields in a bmap extent record from the uncompressed form.
  */
-void
+STATIC void
 xfs_bmbt_disk_set_all(
 	xfs_bmbt_rec_t	*r,
 	xfs_bmbt_irec_t *s)