1 files changed, 9 insertions, 43 deletions

diff --git a/block/blk-pm.h b/block/blk-pm.h
index ea5507d23e75..8a5a0d4b357f 100644
--- a/block/blk-pm.h
+++ b/block/blk-pm.h
@@ -6,11 +6,14 @@
 #include <linux/pm_runtime.h>
 
 #ifdef CONFIG_PM
-static inline void blk_pm_request_resume(struct request_queue *q)
+static inline int blk_pm_resume_queue(const bool pm, struct request_queue *q)
 {
-	if (q->dev && (q->rpm_status == RPM_SUSPENDED ||
-		       q->rpm_status == RPM_SUSPENDING))
-		pm_request_resume(q->dev);
+	if (!q->dev || !blk_queue_pm_only(q))
+		return 1;	/* Nothing to do */
+	if (pm && q->rpm_status != RPM_SUSPENDED)
+		return 1;	/* Request allowed */
+	pm_request_resume(q->dev);
+	return 0;
 }
 
 static inline void blk_pm_mark_last_busy(struct request *rq)
@@ -18,52 +21,15 @@ static inline void blk_pm_mark_last_busy(struct request *rq)
 	if (rq->q->dev && !(rq->rq_flags & RQF_PM))
 		pm_runtime_mark_last_busy(rq->q->dev);
 }
-
-static inline void blk_pm_requeue_request(struct request *rq)
-{
-	lockdep_assert_held(&rq->q->queue_lock);
-
-	if (rq->q->dev && !(rq->rq_flags & RQF_PM))
-		rq->q->nr_pending--;
-}
-
-static inline void blk_pm_add_request(struct request_queue *q,
-				      struct request *rq)
-{
-	lockdep_assert_held(&q->queue_lock);
-
-	if (q->dev && !(rq->rq_flags & RQF_PM))
-		q->nr_pending++;
-}
-
-static inline void blk_pm_put_request(struct request *rq)
-{
-	lockdep_assert_held(&rq->q->queue_lock);
-
-	if (rq->q->dev && !(rq->rq_flags & RQF_PM))
-		--rq->q->nr_pending;
-}
 #else
-static inline void blk_pm_request_resume(struct request_queue *q)
+static inline int blk_pm_resume_queue(const bool pm, struct request_queue *q)
 {
+	return 1;
 }
 
 static inline void blk_pm_mark_last_busy(struct request *rq)
 {
 }
-
-static inline void blk_pm_requeue_request(struct request *rq)
-{
-}
-
-static inline void blk_pm_add_request(struct request_queue *q,
-				      struct request *rq)
-{
-}
-
-static inline void blk_pm_put_request(struct request *rq)
-{
-}
 #endif
 
 #endif /* _BLOCK_BLK_PM_H_ */