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Re: [RFC v4 5/5] virtio_ring: enable packed ring




On 5/16/2018 11:37 AM, Tiwei Bie wrote:

Signed-off-by: Tiwei Bie <tiwei.bie@xxxxxxxxx>
---
  drivers/virtio/virtio_ring.c | 2 ++
  1 file changed, 2 insertions(+)

diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index de3839f3621a..b158692263b0 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -1940,6 +1940,8 @@ void vring_transport_features(struct virtio_device *vdev)
  			break;
  		case VIRTIO_F_IOMMU_PLATFORM:
  			break;
+		case VIRTIO_F_RING_PACKED:
+			break;

   Why not just add this *case* under the previous *case*?

   		default:
  			/* We don't understand this bit. */
  			__virtio_clear_bit(vdev, i);

MBR, Sergei