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authorChristoph Hellwig <hch@lst.de>2014-04-16 09:44:54 +0200
committerJens Axboe <axboe@fb.com>2014-04-16 14:15:25 -0600
commit1b4a325858f695a9b5041313602d34b36f463724 (patch)
treefb42ab8f36cab8665e60e9788afff434333bc135
parent91b63639c7d59dbf86da5311faff43691dcae832 (diff)
downloadtalos-obmc-linux-1b4a325858f695a9b5041313602d34b36f463724.tar.gz
talos-obmc-linux-1b4a325858f695a9b5041313602d34b36f463724.zip
blk-mq: add async parameter to blk_mq_start_stopped_hw_queues
Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@fb.com>
-rw-r--r--block/blk-mq.c4
-rw-r--r--drivers/block/virtio_blk.c4
-rw-r--r--include/linux/blk-mq.h2
3 files changed, 5 insertions, 5 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 963a82109386..da3808823e44 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -700,7 +700,7 @@ void blk_mq_start_hw_queue(struct blk_mq_hw_ctx *hctx)
}
EXPORT_SYMBOL(blk_mq_start_hw_queue);
-void blk_mq_start_stopped_hw_queues(struct request_queue *q)
+void blk_mq_start_stopped_hw_queues(struct request_queue *q, bool async)
{
struct blk_mq_hw_ctx *hctx;
int i;
@@ -711,7 +711,7 @@ void blk_mq_start_stopped_hw_queues(struct request_queue *q)
clear_bit(BLK_MQ_S_STOPPED, &hctx->state);
preempt_disable();
- blk_mq_run_hw_queue(hctx, true);
+ blk_mq_run_hw_queue(hctx, async);
preempt_enable();
}
}
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index f909a8821e65..7a51f065edcd 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -151,7 +151,7 @@ static void virtblk_done(struct virtqueue *vq)
/* In case queue is stopped waiting for more buffers. */
if (req_done)
- blk_mq_start_stopped_hw_queues(vblk->disk->queue);
+ blk_mq_start_stopped_hw_queues(vblk->disk->queue, true);
}
static int virtio_queue_rq(struct blk_mq_hw_ctx *hctx, struct request *req)
@@ -762,7 +762,7 @@ static int virtblk_restore(struct virtio_device *vdev)
vblk->config_enable = true;
ret = init_vq(vdev->priv);
if (!ret)
- blk_mq_start_stopped_hw_queues(vblk->disk->queue);
+ blk_mq_start_stopped_hw_queues(vblk->disk->queue, true);
return ret;
}
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index a81b474b794f..9ecfab96d8c9 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -157,7 +157,7 @@ void blk_mq_complete_request(struct request *rq);
void blk_mq_stop_hw_queue(struct blk_mq_hw_ctx *hctx);
void blk_mq_start_hw_queue(struct blk_mq_hw_ctx *hctx);
void blk_mq_stop_hw_queues(struct request_queue *q);
-void blk_mq_start_stopped_hw_queues(struct request_queue *q);
+void blk_mq_start_stopped_hw_queues(struct request_queue *q, bool async);
/*
* Driver command data is immediately after the request. So subtract request
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