Message ID | 1392959284-11399-1-git-send-email-jasowang@redhat.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
On Fri, Feb 21, 2014 at 01:08:04PM +0800, Jason Wang wrote: > We should alloc big buffers also when guest can receive UFO > pakcets to let the big packets be fit into guest rx buffer. s/pakcets/packets/ s/be fit/fit/ otherwise: Acked-by: Michael S. Tsirkin <mst@redhat.com> > > Fixes 5c5167515d80f78f6bb538492c423adcae31ad65 > (virtio-net: Allow UFO feature to be set and advertised.) > > Cc: Rusty Russell <rusty@rustcorp.com.au> > Cc: Michael S. Tsirkin <mst@redhat.com> > Cc: Sridhar Samudrala <sri@us.ibm.com> > Signed-off-by: Jason Wang <jasowang@redhat.com> > --- > Changes from V1: > - tweak the commit log > --- > drivers/net/virtio_net.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c > index d75f8ed..5632a99 100644 > --- a/drivers/net/virtio_net.c > +++ b/drivers/net/virtio_net.c > @@ -1711,7 +1711,8 @@ static int virtnet_probe(struct virtio_device *vdev) > /* If we can receive ANY GSO packets, we must allocate large ones. */ > if (virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_TSO4) || > virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_TSO6) || > - virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_ECN)) > + virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_ECN) || > + virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_UFO)) > vi->big_packets = true; > > if (virtio_has_feature(vdev, VIRTIO_NET_F_MRG_RXBUF)) > -- > 1.8.3.2 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
"Michael S. Tsirkin" <mst@redhat.com> writes: > On Fri, Feb 21, 2014 at 01:08:04PM +0800, Jason Wang wrote: >> We should alloc big buffers also when guest can receive UFO >> pakcets to let the big packets be fit into guest rx buffer. > > s/pakcets/packets/ > > s/be fit/fit/ > > otherwise: > > Acked-by: Michael S. Tsirkin <mst@redhat.com> Indeed. Acked-by: Rusty Russell <rusty@rustcorp.com.au> Thanks, Rusty. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
From: Jason Wang <jasowang@redhat.com> Date: Fri, 21 Feb 2014 13:08:04 +0800 > We should alloc big buffers also when guest can receive UFO > pakcets to let the big packets be fit into guest rx buffer. > > Fixes 5c5167515d80f78f6bb538492c423adcae31ad65 > (virtio-net: Allow UFO feature to be set and advertised.) > > Cc: Rusty Russell <rusty@rustcorp.com.au> > Cc: Michael S. Tsirkin <mst@redhat.com> > Cc: Sridhar Samudrala <sri@us.ibm.com> > Signed-off-by: Jason Wang <jasowang@redhat.com> > --- > Changes from V1: > - tweak the commit log Applied with commit message fixes, thanks. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index d75f8ed..5632a99 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -1711,7 +1711,8 @@ static int virtnet_probe(struct virtio_device *vdev) /* If we can receive ANY GSO packets, we must allocate large ones. */ if (virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_TSO4) || virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_TSO6) || - virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_ECN)) + virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_ECN) || + virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_UFO)) vi->big_packets = true; if (virtio_has_feature(vdev, VIRTIO_NET_F_MRG_RXBUF))
We should alloc big buffers also when guest can receive UFO pakcets to let the big packets be fit into guest rx buffer. Fixes 5c5167515d80f78f6bb538492c423adcae31ad65 (virtio-net: Allow UFO feature to be set and advertised.) Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Michael S. Tsirkin <mst@redhat.com> Cc: Sridhar Samudrala <sri@us.ibm.com> Signed-off-by: Jason Wang <jasowang@redhat.com> --- Changes from V1: - tweak the commit log --- drivers/net/virtio_net.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)