hfsplus: silence a few debug printks

Turn a few noisy debug printks that show up during xfstests into
complied out debug print statements.

Signed-off-by: Christoph Hellwig <hch@tuxera.com>
diff --git a/fs/hfsplus/brec.c b/fs/hfsplus/brec.c
index 2f39d05..81f7e6e 100644
--- a/fs/hfsplus/brec.c
+++ b/fs/hfsplus/brec.c
@@ -375,7 +375,7 @@
 		end_off = hfs_bnode_read_u16(parent, end_rec_off);
 		if (end_rec_off - end_off < diff) {
 
-			printk(KERN_DEBUG "hfs: splitting index node...\n");
+			dprint(DBG_BNODE_MOD, "hfs: splitting index node.\n");
 			fd->bnode = parent;
 			new_node = hfs_bnode_split(fd);
 			if (IS_ERR(new_node))