diff mbox series

[RFC,12/12] vhost: Allow _F_RING_RESET with shadow virtqueue

Message ID 20230720181459.607008-13-eperezma@redhat.com (mailing list archive)
State New, archived
Headers show
Series Prefer to use SVQ to stall dataplane at NIC state restore through CVQ | expand

Commit Message

Eugenio Perez Martin July 20, 2023, 6:14 p.m. UTC 
This is needed to let CVQ restore at the beginning.

Not properly tested with actual guest ring reset, only with the reset
from qemu. For this to be included, more test is needed, but this series
is a good start for it.

Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
---
 hw/virtio/vhost-shadow-virtqueue.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/hw/virtio/vhost-shadow-virtqueue.c b/hw/virtio/vhost-shadow-virtqueue.c
index 1b1d85306c..6490a98db7 100644
--- a/hw/virtio/vhost-shadow-virtqueue.c
+++ b/hw/virtio/vhost-shadow-virtqueue.c
@@ -34,6 +34,7 @@  bool vhost_svq_valid_features(uint64_t features, Error **errp)
         switch (b) {
         case VIRTIO_F_ANY_LAYOUT:
         case VIRTIO_RING_F_EVENT_IDX:
+        case VIRTIO_F_RING_RESET:
             continue;
 
         case VIRTIO_F_ACCESS_PLATFORM: