Re: [PATCH v8 bpf-next 02/14] xdp: add xdp_shared_info data structure

2021-04-08 Thread kernel test robot
Hi Lorenzo, I love your patch! Yet something to improve: [auto build test ERROR on bpf-next/master] url: https://github.com/0day-ci/linux/commits/Lorenzo-Bianconi/mvneta-introduce-XDP-multi-buffer-support/20210408-205429 base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.gi

Re: [PATCH v8 bpf-next 02/14] xdp: add xdp_shared_info data structure

2021-04-08 Thread Lorenzo Bianconi
> Hi Lorenzo, > > On Thu, Apr 08, 2021 at 02:50:54PM +0200, Lorenzo Bianconi wrote: > > Introduce xdp_shared_info data structure to contain info about > > "non-linear" xdp frame. xdp_shared_info will alias skb_shared_info > > allowing to keep most of the frags in the same cache-line. > > Introduce

Re: [PATCH v8 bpf-next 02/14] xdp: add xdp_shared_info data structure

2021-04-08 Thread Vladimir Oltean
Hi Lorenzo, On Thu, Apr 08, 2021 at 02:50:54PM +0200, Lorenzo Bianconi wrote: > Introduce xdp_shared_info data structure to contain info about > "non-linear" xdp frame. xdp_shared_info will alias skb_shared_info > allowing to keep most of the frags in the same cache-line. > Introduce some xdp_shar

[PATCH v8 bpf-next 02/14] xdp: add xdp_shared_info data structure

2021-04-08 Thread Lorenzo Bianconi
Introduce xdp_shared_info data structure to contain info about "non-linear" xdp frame. xdp_shared_info will alias skb_shared_info allowing to keep most of the frags in the same cache-line. Introduce some xdp_shared_info helpers aligned to skb_frag* ones Signed-off-by: Lorenzo Bianconi --- driver