[RFC,15/27] vhost: Do not invalidate signalled used

Commit Message

Eugenio Perez Martin Nov. 20, 2020, 6:50 p.m. UTC

Since we are in control of guest' VQ again, we can trust on it.

Signed-off-by: Eugenio Pérez <[e-mail]>
---
 hw/virtio/vhost.c | 1 -
 1 file changed, 1 deletion(-)

Patch

diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c
index 304e0baa61..ac2bc14190 100644
--- a/hw/virtio/vhost.c
+++ b/hw/virtio/vhost.c
@@ -996,7 +996,6 @@  static void vhost_handle_call(EventNotifier *n)
     VirtQueue *vq = virtio_get_queue(vdev->vdev, idx);
 
     if (event_notifier_test_and_clear(n)) {
-        virtio_queue_invalidate_signalled_used(vdev->vdev, idx);
         virtio_notify_irqfd(vdev->vdev, vq);
     }
 }