AcoSail/kernel_optimize_test
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ide: push ide_lock to __ide_end_request()

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__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>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2008-12-29 20:27:30 +01:00
parent 1d0bf587df
commit a72b2147ec
1 changed files with 9 additions and 19 deletions
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28
drivers/ide/ide-io.c
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@ -58,6 +58,7 @@
static int __ide_end_request(ide_drive_t *drive, struct request *rq,
int uptodate, unsigned int nr_bytes, int dequeue)
{
unsigned long flags;
int ret = 1;
int error = 0;
@ -84,11 +85,13 @@ static int __ide_end_request(ide_drive_t *drive, struct request *rq,
ide_dma_on(drive);
}
if (!__blk_end_request(rq, error, nr_bytes)) {
if (dequeue)
HWGROUP(drive)->rq = NULL;
spin_lock_irqsave(&ide_lock, flags);
if (!__blk_end_request(rq, error, nr_bytes))
ret = 0;
}
spin_unlock_irqrestore(&ide_lock, flags);
if (ret == 0 && dequeue)
drive->hwif->hwgroup->rq = NULL;
return ret;
}
@ -108,8 +111,6 @@ int ide_end_request (ide_drive_t *drive, int uptodate, int nr_sectors)
{
unsigned int nr_bytes = nr_sectors << 9;
struct request *rq = drive->hwif->hwgroup->rq;
unsigned long flags;
int ret = 1;
if (!nr_bytes) {
if (blk_pc_request(rq))
@ -118,11 +119,7 @@ int ide_end_request (ide_drive_t *drive, int uptodate, int nr_sectors)
nr_bytes = rq->hard_cur_sectors << 9;
}
spin_lock_irqsave(&ide_lock, flags);
ret = __ide_end_request(drive, rq, uptodate, nr_bytes, 1);
spin_unlock_irqrestore(&ide_lock, flags);
return ret;
return __ide_end_request(drive, rq, uptodate, nr_bytes, 1);
}
EXPORT_SYMBOL(ide_end_request);
@ -236,16 +233,9 @@ static ide_startstop_t ide_start_power_step(ide_drive_t *drive, struct request *
int ide_end_dequeued_request(ide_drive_t *drive, struct request *rq,
int uptodate, int nr_sectors)
{
unsigned long flags;
int ret;
BUG_ON(!blk_rq_started(rq));
spin_lock_irqsave(&ide_lock, flags);
ret = __ide_end_request(drive, rq, uptodate, nr_sectors << 9, 0);
spin_unlock_irqrestore(&ide_lock, flags);
return ret;
return __ide_end_request(drive, rq, uptodate, nr_sectors << 9, 0);
}
EXPORT_SYMBOL_GPL(ide_end_dequeued_request);