linux-kernel - Re: [PATCH -tip 2/2] compiler_types.h: Add __no_sanitize

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Message-ID: <CANiq72=iNHeLc3aqt0NrykucHsTPwmBfnsyaay3VYnEhV9T5ag@mail.gmail.com>
Date:   Wed, 3 Jun 2020 16:06:23 +0200
From:   Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To:     Nick Desaulniers <ndesaulniers@...gle.com>
Cc:     Marco Elver <elver@...gle.com>, Will Deacon <will@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Borislav Petkov <bp@...en8.de>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...nel.org>,
        clang-built-linux <clang-built-linux@...glegroups.com>,
        "Paul E. McKenney" <paulmck@...nel.org>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Alexander Potapenko <glider@...gle.com>,
        Andrey Konovalov <andreyknvl@...gle.com>,
        kasan-dev <kasan-dev@...glegroups.com>,
        LKML <linux-kernel@...r.kernel.org>,
        syzbot+dc1fa714cb070b184db5@...kaller.appspotmail.com
Subject: Re: [PATCH -tip 2/2] compiler_types.h: Add __no_sanitize_{address,undefined}
 to noinstr

On Tue, Jun 2, 2020 at 8:49 PM Nick Desaulniers <ndesaulniers@...gle.com> wrote:
>
> Currently most of our compiler attribute detection is done in
> include/linux/compiler_attributes.h; I think this should be handled
> there. +Miguel Ojeda

Thanks a lot for the CC Nick! Marco is right, since this attribute is
different per-compiler, we don't want them in `compiler_attributes.h`
(for the moment -- we'll see if they end up with the same
syntax/behavior in the future).

Acked-by:  Miguel Ojeda <miguel.ojeda.sandonis@...il.com>

Cheers,
Miguel