linux-kernel - Re: [PATCH 05/18] arm64: kbuild: reserve reg x18 from general allocation by the compiler

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Message-ID: <CABCJKufZX7McCUoeH8=VR90gdQPCjUSNaPgjPRzo6-vV-y6oHw@mail.gmail.com>
Date:   Mon, 21 Oct 2019 13:43:11 -0700
From:   Sami Tolvanen <samitolvanen@...gle.com>
To:     Ard Biesheuvel <ard.biesheuvel@...aro.org>
Cc:     Nick Desaulniers <ndesaulniers@...gle.com>,
        Will Deacon <will@...nel.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Dave Martin <Dave.Martin@....com>,
        Kees Cook <keescook@...omium.org>,
        Laura Abbott <labbott@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        clang-built-linux <clang-built-linux@...glegroups.com>,
        Kernel Hardening <kernel-hardening@...ts.openwall.com>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 05/18] arm64: kbuild: reserve reg x18 from general
 allocation by the compiler

On Sun, Oct 20, 2019 at 11:12 PM Ard Biesheuvel
<ard.biesheuvel@...aro.org> wrote:
> Also, please combine this patch with the one that reserves it
> conditionally, no point in having both in the same series.

Sure, I'll just drop this patch from v2 then and only reserve it with SCS.

Sami