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-rw-r--r--drivers/md/raid1.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/md/raid1.h b/drivers/md/raid1.h
index c52d7139c5d7..61c39b390cd8 100644
--- a/drivers/md/raid1.h
+++ b/drivers/md/raid1.h
@@ -111,6 +111,13 @@ struct r1conf {
 	 * the new thread here until we fully activate the array.
 	 */
 	struct md_thread	*thread;
+
+	/* Keep track of cluster resync window to send to other
+	 * nodes.
+	 */
+	sector_t		cluster_sync_low;
+	sector_t		cluster_sync_high;
+
 };
 
 /*