linux-kernel - Re: [PATCH v4 08/11] x86/sev: Split off startup code from core code

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Message-ID: <Z_rSDk0gINdtH9RO@gmail.com>
Date: Sat, 12 Apr 2025 22:50:22 +0200
From: Ingo Molnar <mingo@...nel.org>
To: Ard Biesheuvel <ardb@...nel.org>
Cc: Ard Biesheuvel <ardb+git@...gle.com>, linux-efi@...r.kernel.org,
	x86@...nel.org, linux-kernel@...r.kernel.org,
	Tom Lendacky <thomas.lendacky@....com>,
	Dionna Amalie Glaze <dionnaglaze@...gle.com>,
	Kevin Loughlin <kevinloughlin@...gle.com>
Subject: Re: [PATCH v4 08/11] x86/sev: Split off startup code from core code


* Ard Biesheuvel <ardb@...nel.org> wrote:

> On Sat, 12 Apr 2025 at 22:08, Ingo Molnar <mingo@...nel.org> wrote:
> >
> >
> > * Ingo Molnar <mingo@...nel.org> wrote:
> >
> > > Ignore that, I have now read the cover letter too, with the patch
> > > dependency mentioned there - as kindly pointed out by Ard in a
> > > private mail. :-)
> >
> > But there are other problems during the allmodconfig final link:
> >
> >   vmlinux.o: warning: objtool: __sev_es_nmi_complete+0x5a: call to __asan_memset() leaves .noinstr.text section
> 
> This is an odd one, because noinstr functions should not be
> instrumented by kasan afaik.

FWIW I'm not doing anything particularly weird on the build environment 
side: GCC 14.2.0.

Thanks,

	Ingo