From 986d413b7c156e69198dfc80fb74aa18d0ddef44 Mon Sep 17 00:00:00 2001
From: Bart Van Assche <bvanassche@acm.org>
Date: Wed, 26 Sep 2018 14:01:10 -0700
Subject: blk-mq: Enable support for runtime power management

Now that the blk-mq core processes power management requests
(marked with RQF_PREEMPT) in other states than RPM_ACTIVE, enable
runtime power management for blk-mq.

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Cc: Jianchao Wang <jianchao.w.wang@oracle.com>
Cc: Hannes Reinecke <hare@suse.com>
Cc: Johannes Thumshirn <jthumshirn@suse.de>
Cc: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
 block/blk-pm.c | 6 ------
 1 file changed, 6 deletions(-)

(limited to 'block/blk-pm.c')

diff --git a/block/blk-pm.c b/block/blk-pm.c
index 972fbc656846..f8fdae01bea2 100644
--- a/block/blk-pm.c
+++ b/block/blk-pm.c
@@ -30,12 +30,6 @@
  */
 void blk_pm_runtime_init(struct request_queue *q, struct device *dev)
 {
-	/* Don't enable runtime PM for blk-mq until it is ready */
-	if (q->mq_ops) {
-		pm_runtime_disable(dev);
-		return;
-	}
-
 	q->dev = dev;
 	q->rpm_status = RPM_ACTIVE;
 	pm_runtime_set_autosuspend_delay(q->dev, -1);
-- 
cgit v1.2.3