virtio: find_vqs/del_vqs virtio operations

This replaces find_vq/del_vq with find_vqs/del_vqs virtio operations,
and updates all drivers. This is needed for MSI support, because MSI
needs to know the total number of vectors upfront.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> (+ lguest/9p compile fixes)

1 files changed, 3 insertions, 3 deletions

diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index ab8791f9aba..a49484e67e1 100644
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -246,7 +246,7 @@ static int p9_virtio_probe(struct virtio_device *vdev)
         chan->vdev = vdev;
 
         /* We expect one virtqueue, for requests. */
-        chan->vq = vdev->config->find_vq(vdev, 0, req_done, "requests");
+        chan->vq = virtio_find_single_vq(vdev, req_done, "requests");
         if (IS_ERR(chan->vq)) {
                 err = PTR_ERR(chan->vq);
                 goto out_free_vq;
@@ -261,7 +261,7 @@ static int p9_virtio_probe(struct virtio_device *vdev)
         return 0;
 
 out_free_vq:
-        vdev->config->del_vq(chan->vq);
+        vdev->config->del_vqs(vdev);
 fail:
         mutex_lock(&virtio_9p_lock);
         chan_index--;
@@ -332,7 +332,7 @@ static void p9_virtio_remove(struct virtio_device *vdev)
         BUG_ON(chan->inuse);
 
         if (chan->initialized) {
-                vdev->config->del_vq(chan->vq);
+                vdev->config->del_vqs(vdev);
                 chan->initialized = false;
         }
 }