netdev - Re: [RFC bpf-next 0/8] bpf: accelerate insn patching speed

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Message-ID: <CAADnVQLQtDLQRXY+MuSRzpxZdnE0BZiU7O6eayGttyt-vpErqg@mail.gmail.com>
Date:   Tue, 16 Jul 2019 18:17:49 -0700
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Jakub Kicinski <jakub.kicinski@...ronome.com>
Cc:     Jiong Wang <jiong.wang@...ronome.com>,
        Andrii Nakryiko <andrii.nakryiko@...il.com>,
        Daniel Borkmann <daniel@...earbox.net>,
        Edward Cree <ecree@...arflare.com>,
        "Naveen N. Rao" <naveen.n.rao@...ux.vnet.ibm.com>,
        Andrii Nakryiko <andriin@...com>, bpf <bpf@...r.kernel.org>,
        Networking <netdev@...r.kernel.org>, oss-drivers@...ronome.com,
        Yonghong Song <yhs@...com>
Subject: Re: [RFC bpf-next 0/8] bpf: accelerate insn patching speed

On Tue, Jul 16, 2019 at 3:12 PM Jakub Kicinski
<jakub.kicinski@...ronome.com> wrote:
>
> On Tue, 16 Jul 2019 09:17:03 -0700, Alexei Starovoitov wrote:
> > I don't think we have a test for such 'dead prog only due to verifier walk'
> > situation. I wonder what happens :)
>
> FWIW we do have verifier and BTF self tests for dead code removal
> of entire subprogs! :)

Thanks! Indeed.