[PATCH v8 bpf-next 0/5] xsk: build skb by page (aka generic zerocopy xmit)

2021-02-18 Thread Alexander Lobakin
This series introduces XSK generic zerocopy xmit by adding XSK umem pages as skb frags instead of copying data to linear space. The only requirement for this for drivers is to be able to xmit skbs with skb_headlen(skb) == 0, i.e. all data including hard headers starts from frag 0. To indicate wheth

Re: [PATCH v8 bpf-next 0/5] xsk: build skb by page (aka generic zerocopy xmit)

2021-02-24 Thread Daniel Borkmann
On 2/18/21 9:49 PM, Alexander Lobakin wrote: This series introduces XSK generic zerocopy xmit by adding XSK umem pages as skb frags instead of copying data to linear space. The only requirement for this for drivers is to be able to xmit skbs with skb_headlen(skb) == 0, i.e. all data including har