netdev - Re: [PATCH net-next v6 0/5] Generic XDP improvements

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Message-ID: <CAADnVQKk-KvVzozdrOOAo8vZqKYcHuzeU32ths+DJ6oLfPCcTw@mail.gmail.com>
Date:   Wed, 7 Jul 2021 20:10:40 -0700
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Kumar Kartikeya Dwivedi <memxor@...il.com>
Cc:     Network Development <netdev@...r.kernel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Toke Høiland-Jørgensen <toke@...hat.com>,
        Jesper Dangaard Brouer <brouer@...hat.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        John Fastabend <john.fastabend@...il.com>,
        Martin KaFai Lau <kafai@...com>,
        Eric Leblond <eric@...it.org>, bpf <bpf@...r.kernel.org>
Subject: Re: [PATCH net-next v6 0/5] Generic XDP improvements

On Fri, Jul 2, 2021 at 4:20 AM Kumar Kartikeya Dwivedi <memxor@...il.com> wrote:
>
> This small series makes some improvements to generic XDP mode and brings it
> closer to native XDP. Patch 1 splits out generic XDP processing into reusable
> parts, patch 2 adds pointer friendly wrappers for bitops (not have to cast back
> and forth the address of local pointer to unsigned long *), patch 3 implements
> generic cpumap support (details in commit) and patch 4 allows devmap bpf prog
> execution before generic_xdp_tx is called.
>
> Patch 5 just updates a couple of selftests to adapt to changes in behavior (in
> that specifying devmap/cpumap prog fd in generic mode is now allowed).
>
> Changelog:
> ----------
> v5 -> v6
> v5: https://lore.kernel.org/bpf/20210701002759.381983-1-memxor@gmail.com
>  * Put rcpu->prog check before RCU-bh section to avoid do_softirq (Jesper)

Applied. Thanks