[AFS]: Fix u64 printing in debug logging.

Need 'unsigned long long' casts to quiet warnings on
64-bit platforms when using %ll on a u64.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/fs/afs/inode.c b/fs/afs/inode.c
index 56ca858..c184a4e 100644
--- a/fs/afs/inode.c
+++ b/fs/afs/inode.c
@@ -36,7 +36,7 @@
 	_debug("FS: ft=%d lk=%d sz=%llu ver=%Lu mod=%hu",
 	       vnode->status.type,
 	       vnode->status.nlink,
-	       vnode->status.size,
+	       (unsigned long long) vnode->status.size,
 	       vnode->status.data_version,
 	       vnode->status.mode);