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Date:   Wed, 6 Oct 2021 17:57:54 -0700
From:   Andrew Morton <akpm@linux-foundation.org>
To:     Nick Desaulniers <ndesaulniers@google.com>
Cc:     Catalin Marinas <catalin.marinas@arm.com>,
        Arnd Bergmann <arnd@arndb.de>, linux-kernel@vger.kernel.org,
        Nathan Chancellor <natechancellor@gmail.com>,
        Barret Rhoden <brho@google.com>,
        Lukas Bulwahn <lukas.bulwahn@gmail.com>
Subject: Re: [PATCH] elfcore: um: Fix CONFIG_UM typo in linux/elfcore.h
Message-Id: <20211006175754.038332e2c358e85ea4e184ed@linux-foundation.org>
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References: <20211006181119.2851441-1-catalin.marinas@arm.com>
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On Wed, 6 Oct 2021 14:57:56 -0700 Nick Desaulniers <ndesaulniers@google.com> wrote:

> On Wed, Oct 6, 2021 at 11:11 AM Catalin Marinas <catalin.marinas@arm.com> wrote:
> >
> > There is no CONFIG_UM, only UML. In addition, the arch/x86/um/elfcore.c
> > file is only compiled if CONFIG_X86_32. Fix the #if conditions in the
> > linux/elfcore.h header accordingly.
> >
> > Fixes: 6e7b64b9dd6d ("elfcore: fix building with clang")
> > Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
> > Cc: Arnd Bergmann <arnd@arndb.de>
> 
> Lukas noticed and sent a patch coincidentally just before you:
> https://lore.kernel.org/lkml/20211006082209.417-1-lukas.bulwahn@gmail.com/
> 
> Let me cc' you and Arnd into that thread.

I grabbed Lukas's version, as it seemed more complete.

Also I added cc:stable.