[XFS] add __init/__exit mark to specific init/cleanup functions

SGI-PV: 971186
SGI-Modid: xfs-linux-melb:xfs-kern:30459a

Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
Signed-off-by: Denis Cheng <crquan@gmail.com>
diff --git a/fs/xfs/linux-2.6/xfs_vnode.c b/fs/xfs/linux-2.6/xfs_vnode.c
index 44a48ef..bc7afe0 100644
--- a/fs/xfs/linux-2.6/xfs_vnode.c
+++ b/fs/xfs/linux-2.6/xfs_vnode.c
@@ -40,7 +40,7 @@
 #define vptosync(v)             (&vsync[((unsigned long)v) % NVSYNC])
 static wait_queue_head_t vsync[NVSYNC];
 
-void
+void __init
 vn_init(void)
 {
 	int i;