linux-kernel - Re: [PATCH 1/2] compiler_attributes.h: define __no

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Date:   Mon, 21 Jun 2021 21:09:22 +0200
From:   Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To:     Fangrui Song <maskray@...gle.com>
Cc:     Nick Desaulniers <ndesaulniers@...gle.com>,
        Kees Cook <keescook@...omium.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Bill Wendling <wcw@...gle.com>,
        Sami Tolvanen <samitolvanen@...gle.com>,
        Peter Oberparleiter <oberpar@...ux.ibm.com>,
        Masahiro Yamada <masahiroy@...nel.org>,
        Nathan Chancellor <nathan@...nel.org>,
        Luc Van Oostenryck <luc.vanoostenryck@...il.com>,
        Ard Biesheuvel <ardb@...nel.org>,
        Will Deacon <will@...nel.org>, Arnd Bergmann <arnd@...db.de>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        clang-built-linux <clang-built-linux@...glegroups.com>,
        "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" <x86@...nel.org>,
        Borislav Petkov <bp@...en8.de>, Martin Liska <mliska@...e.cz>,
        Marco Elver <elver@...gle.com>,
        Jonathan Corbet <corbet@....net>,
        Linux Doc Mailing List <linux-doc@...r.kernel.org>,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Johannes Berg <johannes.berg@...el.com>,
        linux-toolchains@...r.kernel.org
Subject: Re: [PATCH 1/2] compiler_attributes.h: define __no_profile, add to noinstr

On Mon, Jun 21, 2021 at 8:24 PM Fangrui Song <maskray@...gle.com> wrote:
>
> Also a reminder that __GCC4_has_attribute___no_profile in v1 misses two
> underscores. v2 no_profile_instrument_function may need to fix this.

Good catch! Yes, it is missing the last two.

Cheers,
Miguel