netdev - Re: [PATCH bpf-next v2 0/3] bpf: Support socket lookup in CGROUP_SOCK

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Date:   Sat, 17 Nov 2018 01:59:01 +0000
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Andrey Ignatov <rdna@...com>
Cc:     Network Development <netdev@...r.kernel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Joe Stringer <joe@...d.net.nz>,
        Martin KaFai Lau <kafai@...com>,
        Kernel Team <kernel-team@...com>
Subject: Re: [PATCH bpf-next v2 0/3] bpf: Support socket lookup in
 CGROUP_SOCK_ADDR progs

On Fri, Nov 9, 2018 at 6:54 PM Andrey Ignatov <rdna@...com> wrote:
>
> This patch set makes bpf_sk_lookup_tcp, bpf_sk_lookup_udp and
> bpf_sk_release helpers available in programs of type
> BPF_PROG_TYPE_CGROUP_SOCK_ADDR.
>
> Patch 1 is a fix for bpf_sk_lookup_udp that was already merged to bpf
> (stable) tree. Here it's prerequisite for patch 3.
>
> Patch 2 is the main patch in the set, it makes the helpers available for
> BPF_PROG_TYPE_CGROUP_SOCK_ADDR and provides more details about use-case.
>
> Patch 3 adds selftest for new functionality.
>
> v1->v2:
> - remove "Split bpf_sk_lookup" patch since it was already split by:
>   commit c8123ead13a5 ("bpf: Extend the sk_lookup() helper to XDP
>   hookpoint.");
> - avoid unnecessary bpf_sock_addr_sk_lookup function.

applied, thanks