Without it its not guaranteed that no .queue_rq is inflight.
Reviewed-by: Ming Lei <[email protected]>
Acked-by: Michael S. Tsirkin <[email protected]>
Cc: [email protected]
Cc: Jason Wang <[email protected]>
Signed-off-by: Sagi Grimberg <[email protected]>
---
drivers/block/virtio_blk.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index 0297ad7c1452..4e02aa5fdac0 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -840,7 +840,7 @@ static int virtblk_freeze(struct virtio_device *vdev)
/* Make sure no work handler is accessing the device. */
flush_work(&vblk->config_work);
- blk_mq_stop_hw_queues(vblk->disk->queue);
+ blk_mq_quiesce_queue(vblk->disk->queue);
vdev->config->del_vqs(vdev);
return 0;
@@ -857,7 +857,7 @@ static int virtblk_restore(struct virtio_device *vdev)
virtio_device_ready(vdev);
- blk_mq_start_stopped_hw_queues(vblk->disk->queue, true);
+ blk_mq_unquiesce_queue(vblk->disk->queue);
return 0;
}
#endif
--
2.7.4
