diff options
| author | Christoph Hellwig <hch@lst.de> | 2017-11-02 21:29:54 +0300 |
|---|---|---|
| committer | Jason Liu <jason.hui.liu@nxp.com> | 2019-02-12 10:33:25 +0800 |
| commit | ee4e916b2a0d22ba7688e8301d7af949f39c5554 (patch) | |
| tree | fefd809e0d2c603b09f3f60abbedf1b10fac844d /fs/direct-io.c | |
| parent | 7a56fe8e2e37fb198a0b3bcd120ca141302d99f7 (diff) | |
block: add a poll_fn callback to struct request_queue
That we we can also poll non blk-mq queues. Mostly needed for
the NVMe multipath code, but could also be useful elsewhere.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
(cherry picked from commit ea435e1b9392a33deceaea2a16ebaa3397bead93)
Diffstat (limited to 'fs/direct-io.c')
| -rw-r--r-- | fs/direct-io.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/direct-io.c b/fs/direct-io.c index 40567501015f..0a1cba33adaa 100644 --- a/fs/direct-io.c +++ b/fs/direct-io.c @@ -497,7 +497,7 @@ static struct bio *dio_await_one(struct dio *dio) dio->waiter = current; spin_unlock_irqrestore(&dio->bio_lock, flags); if (!(dio->iocb->ki_flags & IOCB_HIPRI) || - !blk_mq_poll(dio->bio_disk->queue, dio->bio_cookie)) + !blk_poll(dio->bio_disk->queue, dio->bio_cookie)) io_schedule(); /* wake up sets us TASK_RUNNING */ spin_lock_irqsave(&dio->bio_lock, flags); |