linux-kernel - Re: [RFC][PATCH v2 0/7] objtool x86 decoder fixes

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Message-ID: <CAKwvOd=9Xx=w6vWq8Tb160dM3a9uDPNCP-Yt0it7E0804HxnsQ@mail.gmail.com>
Date:   Thu, 11 Feb 2021 10:30:25 -0800
From:   Nick Desaulniers <ndesaulniers@...gle.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     Josh Poimboeuf <jpoimboe@...hat.com>,
        "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" <x86@...nel.org>,
        Miroslav Benes <mbenes@...e.cz>,
        Julien Thierry <jthierry@...hat.com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [RFC][PATCH v2 0/7] objtool x86 decoder fixes

On Thu, Feb 11, 2021 at 9:40 AM Peter Zijlstra <peterz@...radead.org> wrote:
>
> Hi,
>
> Since I had to look at instruction decoding for the stack swizzle thing, I
> ended up with a few more changes to the objtool x86 decoder.
>
> These patches are lightly tested (they build defconfig and allmodconfig using
> GCC10), but older versions have seen some robot exposure and other compilers.

Did a quick test of x86_64 defconfig on -next with
https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?h=objtool/core&id=2a512829840eb97a8b52eca7058e56d484468f2d
and ToT LLVM. No new warnings/issues observed during a build.

Tested-by: Nick Desaulniers <ndesaulniers@...gle.com>

>
> v2:
>  - actually Cc'ed LKML :/
>


-- 
Thanks,
~Nick Desaulniers