[PATCH v3 9/9] blk-mq: Enable support for runtime power management
From: Bart Van Assche <hidden>
Date: 2018-08-02 18:29:44
Subsystem:
block layer, the rest · Maintainers:
Jens Axboe, Linus Torvalds
From: Bart Van Assche <hidden>
Date: 2018-08-02 18:29:44
Subsystem:
block layer, the rest · Maintainers:
Jens Axboe, Linus Torvalds
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 <redacted> Cc: Christoph Hellwig <hch@lst.de> Cc: Jianchao Wang <redacted> Cc: Ming Lei <redacted> Cc: Alan Stern <stern@rowland.harvard.edu> Cc: Johannes Thumshirn <redacted> --- block/blk-pm.c | 4 ---- 1 file changed, 4 deletions(-)
diff --git a/block/blk-pm.c b/block/blk-pm.c
index c33c881f64df..d719cae766cf 100644
--- a/block/blk-pm.c
+++ b/block/blk-pm.c@@ -66,10 +66,6 @@ void blk_pm_runtime_unlock(struct request_queue *q) */ void blk_pm_runtime_init(struct request_queue *q, struct device *dev) { - /* not support for RQF_PM and ->rpm_status in blk-mq yet */ - if (q->mq_ops) - return; - q->dev = dev; q->rpm_status = RPM_ACTIVE; pm_runtime_set_autosuspend_delay(q->dev, -1);
--
2.18.0