virtio: imply disable_cb on callbacks

Commit Message

Michael S. Tsirkin May 18, 2010, 11:33 a.m. UTC

None

Patch

diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -69,6 +69,8 @@  static void blk_done(struct virtqueue *v
        /* In case queue is stopped waiting for more buffers. */
        blk_start_queue(vblk->disk->queue);
        spin_unlock_irqrestore(&vblk->lock, flags);
+
+       vq->vq_ops->enable_cb(vq);
 }

 static bool do_req(struct request_queue *q, struct virtio_blk *vblk,