From: Jason Wang <jasow...@redhat.com> Date: Fri, 11 Aug 2017 19:41:15 +0800
> Hi all: > > This series tries to implement XDP support for tap. Two path were > implemented: > > - fast path: small & non-gso packet, For performance reason we do it > at page level and use build_skb() to create skb if necessary. > - slow path: big or gso packet, we don't want to lose the capability > compared to generic XDP, so we export some generic xdp helpers and > do it after skb was created. > > xdp1 shows about 41% improvement, xdp_redirect shows about 60% > improvement. > > Changes from V1: > - fix the race between xdp set and free > - don't hold extra refcount > - add XDP_REDIRECT support > > Please review. Series applied, thanks Jason.
