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-rw-r--r--drivers/xen/xencomm.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/xen/xencomm.c b/drivers/xen/xencomm.c
index b91f8ff50d05..4793fc594549 100644
--- a/drivers/xen/xencomm.c
+++ b/drivers/xen/xencomm.c
@@ -18,6 +18,8 @@
* Authors: Hollis Blanchard <hollisb@us.ibm.com>
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/mm.h>
#include <linux/slab.h>
#include <asm/page.h>