virtio: add names to virtqueue struct, mapping from devices to queues.

Add a linked list of all virtqueues for a virtio device: this helps for
debugging and is also needed for upcoming interface change.

Also, add a "name" field for clearer debug messages.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
index 9c76a061a04d..0fa73b4d18b0 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -218,13 +218,13 @@ static int virtballoon_probe(struct virtio_device *vdev)
         vb->vdev = vdev;
 
         /* We expect two virtqueues. */
-        vb->inflate_vq = vdev->config->find_vq(vdev, 0, balloon_ack);
+        vb->inflate_vq = vdev->config->find_vq(vdev, 0, balloon_ack, "inflate");
         if (IS_ERR(vb->inflate_vq)) {
                 err = PTR_ERR(vb->inflate_vq);
                 goto out_free_vb;
         }
 
-        vb->deflate_vq = vdev->config->find_vq(vdev, 1, balloon_ack);
+        vb->deflate_vq = vdev->config->find_vq(vdev, 1, balloon_ack, "deflate");
         if (IS_ERR(vb->deflate_vq)) {
                 err = PTR_ERR(vb->deflate_vq);
                 goto out_del_inflate_vq;