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-rw-r--r--drivers/md/raid5.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/raid5.h b/drivers/md/raid5.h
index 3f8da26032ac..aea2447b0ea7 100644
--- a/drivers/md/raid5.h
+++ b/drivers/md/raid5.h
@@ -257,6 +257,7 @@ struct stripe_head {
 		sector_t	sector;			/* sector of this page */
 		unsigned long	flags;
 		u32		log_checksum;
+		unsigned short	write_hint;
 	} dev[1]; /* allocated with extra space depending of RAID geometry */
 };