ZEN: INTERACTIVE: Use Kyber as the elevator for MQ devices

Signed-off-by: Kai Krakow <[email protected]>

Author: heftig

block/elevator.c

@@ -566,7 +566,13 @@ static struct elevator_type *elevator_get_default(struct request_queue *q)
 
 	if (q->nr_hw_queues != 1 &&
 	    !blk_mq_is_shared_tags(q->tag_set->flags))
+#if defined(CONFIG_ZEN_INTERACTIVE) && defined(CONFIG_MQ_IOSCHED_KYBER)
+		return elevator_find_get(q, "kyber");
+#elif defined(CONFIG_ZEN_INTERACTIVE)
+		return elevator_find_get(q, "mq-deadline");
+#else
 		return NULL;
+#endif
 
 #if defined(CONFIG_ZEN_INTERACTIVE) && defined(CONFIG_IOSCHED_BFQ)
 	return elevator_find_get("bfq");

init/Kconfig

@@ -154,6 +154,7 @@ config ZEN_INTERACTIVE
 	  --- Block Layer ----------------------------------------
 
 	    Default scheduler for SQ..: mq-deadline ->   bfq
+	    Default scheduler for MQ..:        none ->   kyber
 
 config BROKEN
 	bool