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ide: ide_requeue_and_plug() reinstate "always plug" behaviour 

We see stalls if we don't always ensure that the queue gets run
again. Even if rq == NULL, we could have other pending requests
in the queue.

Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
This commit is contained in:
Jens Axboe 2011-03-30 12:22:23 +02:00
parent 6f03793770
commit 929e27252e
1 changed files with 1 additions and 2 deletions
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3
drivers/ide/ide-io.c
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@ -570,8 +570,7 @@ void ide_requeue_and_plug(ide_drive_t *drive, struct request *rq)
spin_unlock_irqrestore(q->queue_lock, flags); spin_unlock_irqrestore(q->queue_lock, flags);
/* Use 3ms as that was the old plug delay */ /* Use 3ms as that was the old plug delay */
if (rq) blk_delay_queue(q, 3);
blk_delay_queue(q, 3);
} }
static int drive_is_ready(ide_drive_t *drive) static int drive_is_ready(ide_drive_t *drive)