linux-kernel - Re: [PATCH bpf-next v4 0/6] bpf: BTF support for ksyms

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Date:   Fri, 2 Oct 2020 15:16:34 -0700
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Hao Luo <haoluo@...gle.com>
Cc:     Network Development <netdev@...r.kernel.org>,
        bpf <bpf@...r.kernel.org>, LKML <linux-kernel@...r.kernel.org>,
        "open list:KERNEL SELFTEST FRAMEWORK" 
        <linux-kselftest@...r.kernel.org>, Shuah Khan <shuah@...nel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Andrii Nakryiko <andriin@...com>,
        Daniel Borkmann <daniel@...earbox.net>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...omium.org>,
        Quentin Monnet <quentin@...valent.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Ingo Molnar <mingo@...hat.com>
Subject: Re: [PATCH bpf-next v4 0/6] bpf: BTF support for ksyms

On Tue, Sep 29, 2020 at 11:48 PM Hao Luo <haoluo@...gle.com> wrote:
>
> Ah, this is the bug in pahole described in
> https://lkml.org/lkml/2020/8/20/1862. I proposed a fix [1] but it
> hasn't reached pahole's master branch. Let me ask Arnaldo to see if he
> is OK merging it.
>
> [1] https://www.spinics.net/lists/dwarves/msg00451.html
>
> On Tue, Sep 29, 2020 at 9:36 PM Alexei Starovoitov
> <alexei.starovoitov@...il.com> wrote:
> >
> > On Tue, Sep 29, 2020 at 4:50 PM Hao Luo <haoluo@...gle.com> wrote:
> > >
> > > v3 -> v4:
> > >  - Rebasing
> > >  - Cast bpf_[per|this]_cpu_ptr's parameter to void __percpu * before
> > >    passing into per_cpu_ptr.

I've rebased it myself and applied. Thanks Hao.