mirror of https://gitee.com/openkylin/linux.git
ide: push ide_lock to __ide_end_request()
__ide_end_request() needs ide_lock only for __blk_end_request() call so push ide_lock taking inside __ide_end_requests(). Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
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1d0bf587df
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@ -58,6 +58,7 @@
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static int __ide_end_request(ide_drive_t *drive, struct request *rq,
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int uptodate, unsigned int nr_bytes, int dequeue)
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{
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unsigned long flags;
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int ret = 1;
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int error = 0;
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@ -84,11 +85,13 @@ static int __ide_end_request(ide_drive_t *drive, struct request *rq,
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ide_dma_on(drive);
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}
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if (!__blk_end_request(rq, error, nr_bytes)) {
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if (dequeue)
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HWGROUP(drive)->rq = NULL;
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spin_lock_irqsave(&ide_lock, flags);
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if (!__blk_end_request(rq, error, nr_bytes))
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ret = 0;
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}
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spin_unlock_irqrestore(&ide_lock, flags);
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if (ret == 0 && dequeue)
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drive->hwif->hwgroup->rq = NULL;
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return ret;
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}
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@ -108,8 +111,6 @@ int ide_end_request (ide_drive_t *drive, int uptodate, int nr_sectors)
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{
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unsigned int nr_bytes = nr_sectors << 9;
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struct request *rq = drive->hwif->hwgroup->rq;
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unsigned long flags;
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int ret = 1;
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if (!nr_bytes) {
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if (blk_pc_request(rq))
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@ -118,11 +119,7 @@ int ide_end_request (ide_drive_t *drive, int uptodate, int nr_sectors)
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nr_bytes = rq->hard_cur_sectors << 9;
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}
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spin_lock_irqsave(&ide_lock, flags);
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ret = __ide_end_request(drive, rq, uptodate, nr_bytes, 1);
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spin_unlock_irqrestore(&ide_lock, flags);
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return ret;
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return __ide_end_request(drive, rq, uptodate, nr_bytes, 1);
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}
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EXPORT_SYMBOL(ide_end_request);
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@ -236,16 +233,9 @@ static ide_startstop_t ide_start_power_step(ide_drive_t *drive, struct request *
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int ide_end_dequeued_request(ide_drive_t *drive, struct request *rq,
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int uptodate, int nr_sectors)
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{
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unsigned long flags;
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int ret;
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BUG_ON(!blk_rq_started(rq));
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spin_lock_irqsave(&ide_lock, flags);
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ret = __ide_end_request(drive, rq, uptodate, nr_sectors << 9, 0);
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spin_unlock_irqrestore(&ide_lock, flags);
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return ret;
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return __ide_end_request(drive, rq, uptodate, nr_sectors << 9, 0);
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}
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EXPORT_SYMBOL_GPL(ide_end_dequeued_request);
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