diff --git a/block/elevator.h b/block/elevator.h
index 3f0593b3bf9d..977265adb4e3 100644
--- a/block/elevator.h
+++ b/block/elevator.h
@@ -4,6 +4,7 @@
 
 #include <linux/percpu.h>
 #include <linux/hashtable.h>
+#include <linux/android_kabi.h>
 
 struct io_cq;
 struct elevator_type;
@@ -46,6 +47,11 @@ struct elevator_mq_ops {
 	struct request *(*next_request)(struct request_queue *, struct request *);
 	void (*init_icq)(struct io_cq *);
 	void (*exit_icq)(struct io_cq *);
+
+	ANDROID_KABI_RESERVE(1);
+	ANDROID_KABI_RESERVE(2);
+	ANDROID_KABI_RESERVE(3);
+	ANDROID_KABI_RESERVE(4);
 };
 
 #define ELV_NAME_MAX	(16)
@@ -82,6 +88,9 @@ struct elevator_type
 	/* managed by elevator core */
 	char icq_cache_name[ELV_NAME_MAX + 6];	/* elvname + "_io_cq" */
 	struct list_head list;
+
+	ANDROID_KABI_RESERVE(1);
+	ANDROID_KABI_RESERVE(2);
 };
 
 #define ELV_HASH_BITS 6