Re: [PATCH net-next V2 2/2] virtio-net: coalesce rx frags when possible during rx

2013-10-31 Thread Eric Dumazet
On Thu, 2013-10-31 at 19:47 +0800, Jason Wang wrote: > Commit 2613af0ed18a11d5c566a81f9a6510b73180660a (virtio_net: migrate mergeable > rx buffers to page frag allocators) try to increase the payload/truesize for > MTU-sized traffic. But this will introduce the extra overhead for GSO packets > rece

[PATCH net-next V2 2/2] virtio-net: coalesce rx frags when possible during rx

2013-10-31 Thread Jason Wang
Commit 2613af0ed18a11d5c566a81f9a6510b73180660a (virtio_net: migrate mergeable rx buffers to page frag allocators) try to increase the payload/truesize for MTU-sized traffic. But this will introduce the extra overhead for GSO packets received because of the frag list. This commit tries to reduce th