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-rw-r--r--drivers/md/raid1.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index b9764429d856..9c788e2489b1 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -32,6 +32,7 @@
*/
#include "dm-bio-list.h"
+#include <linux/delay.h>
#include <linux/raid/raid1.h>
#include <linux/raid/bitmap.h>