[PATCH 5/6] ide: don't acquire queue_lock in ide_complete_pm_rq

[Christoph Hellwig]

blk_mq_stop_hw_queues doesn't need any locking, and the ide
dev_flags field isn't protected by it either.

Signed-off-by: Christoph Hellwig <h...@lst.de>
---
 drivers/ide/ide-pm.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/ide/ide-pm.c b/drivers/ide/ide-pm.c
index 56690f523100..192e6c65d34e 100644
--- a/drivers/ide/ide-pm.c
+++ b/drivers/ide/ide-pm.c
@@ -201,7 +201,6 @@ void ide_complete_pm_rq(ide_drive_t *drive, struct request 
*rq)
 {
        struct request_queue *q = drive->queue;
        struct ide_pm_state *pm = ide_req(rq)->special;
-       unsigned long flags;
 
        ide_complete_power_step(drive, rq);
        if (pm->pm_step != IDE_PM_COMPLETED)
@@ -211,12 +210,10 @@ void ide_complete_pm_rq(ide_drive_t *drive, struct 
request *rq)
        printk("%s: completing PM request, %s\n", drive->name,
               (ide_req(rq)->type == ATA_PRIV_PM_SUSPEND) ? "suspend" : 
"resume");
 #endif
-       spin_lock_irqsave(&q->queue_lock, flags);
        if (ide_req(rq)->type == ATA_PRIV_PM_SUSPEND)
                blk_mq_stop_hw_queues(q);
        else
                drive->dev_flags &= ~IDE_DFLAG_BLOCKED;
-       spin_unlock_irqrestore(&q->queue_lock, flags);
 
        drive->hwif->rq = NULL;
 
-- 
2.19.1