linux-kernel - Re: [PATCH bpf-next v4 1/2] bpf: support BPF_PROG

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Date:   Tue, 2 Nov 2021 14:16:13 -0700
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Yonghong Song <yhs@...com>
Cc:     Di Zhu <zhudi2@...wei.com>,
        "David S. Miller" <davem@...emloft.net>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...nel.org>,
        Jakub Sitnicki <jakub@...udflare.com>,
        bpf <bpf@...r.kernel.org>, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH bpf-next v4 1/2] bpf: support BPF_PROG_QUERY for progs
 attached to sockmap

On Tue, Nov 2, 2021 at 1:11 PM Yonghong Song <yhs@...com> wrote:
> >
> > -static int sock_map_prog_update(struct bpf_map *map, struct bpf_prog *prog,
> > -                             struct bpf_prog *old, u32 which)
> > +static int sock_map_prog_lookup(struct bpf_map *map, struct bpf_prog **pprog[],
>
> Can we just change "**pprog[]" to "***pprog"? In the code, you really
> just pass the address of the decl "struct bpf_prog **pprog;" to the
> function.

Di,

this feedback was given twice already.
You also didn't address several other points from the earlier reviews.
Please do not resubmit until you address all points.