netdev - Re: [PATCH] compiler-clang: remove version check for BPF Tracing

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Date:   Wed, 4 Nov 2020 16:51:53 -0800
From:   Andrew Morton <akpm@...ux-foundation.org>
To:     Nick Desaulniers <ndesaulniers@...gle.com>
Cc:     stable@...r.kernel.org, Chen Yu <yu.chen.surf@...il.com>,
        Jarkko Sakkinen <jarkko@...nel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>,
        Andrii Nakryiko <andrii@...nel.org>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...omium.org>,
        Nathan Chancellor <natechancellor@...il.com>,
        Miguel Ojeda <miguel.ojeda.sandonis@...il.com>,
        Kees Cook <keescook@...omium.org>,
        Marco Elver <elver@...gle.com>,
        Arvind Sankar <nivedita@...m.mit.edu>,
        Randy Dunlap <rdunlap@...radead.org>,
        Sami Tolvanen <samitolvanen@...gle.com>,
        Ingo Molnar <mingo@...nel.org>, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, bpf@...r.kernel.org,
        clang-built-linux@...glegroups.com
Subject: Re: [PATCH] compiler-clang: remove version check for BPF Tracing

On Wed,  4 Nov 2020 11:10:51 -0800 Nick Desaulniers <ndesaulniers@...gle.com> wrote:

> bpftrace parses the kernel headers and uses Clang under the hood. Remove
> the version check when __BPF_TRACING__ is defined (as bpftrace does) so
> that this tool can continue to parse kernel headers, even with older
> clang sources.
> 
> Cc: <stable@...r.kernel.org>
> Fixes: commit 1f7a44f63e6c ("compiler-clang: add build check for clang 10.0.1")

1f7a44f63e6c is only in 5.10-rcX, so I shall remove the cc:stable.