Messages in this thread | | | Subject | Re: [PATCH net-next 1/2] virtio-net: re enable XDP_REDIRECT for mergeable buffer | From | Jason Wang <> | Date | Fri, 2 Mar 2018 12:20:50 +0800 |
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On 2018年03月01日 21:36, Michael S. Tsirkin wrote: > On Thu, Mar 01, 2018 at 11:19:04AM +0800, Jason Wang wrote: >> XDP_REDIRECT support for mergeable buffer was removed since commit >> 7324f5399b06 ("virtio_net: disable XDP_REDIRECT in receive_mergeable() >> case"). This is because we don't reserve enough tailroom for struct >> skb_shared_info which breaks XDP assumption. Other complaints are, the >> complex linearize logic and EWMA estimation may increase the >> possibility of linearizing. >> >> Signed-off-by: Jason Wang<jasowang@redhat.com> > How about reposting just this patch for net? It's pretty small > and this way we don't have broken redirect there. > Probably keeping the linearize in here to reduce the > amount of changes. >
Looks possible, let me post a version for net.
Thanks
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