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From: Mauricio Faria de Oliveira <mfo@igalia.com>
To: Borislav Petkov <bp@alien8.de>
Cc: Thomas Gleixner <tglx@kernel.org>, Ingo Molnar <mingo@redhat.com>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
	Juergen Gross <jgross@suse.com>,
	Alexey Dobriyan <adobriyan@gmail.com>,
	Boris Ostrovsky <boris.ostrovsky@oracle.com>,
	kernel-dev@igalia.com, linux-kernel@vger.kernel.org,
	xen-devel@lists.xenproject.org
Subject: Re: [PATCH v7 3/5] x86/asm: group inline string functions
Date: Thu, 23 Jul 2026 21:51:42 -0300	[thread overview]
Message-ID: <1f3f0d30b592f4ddbb8f64f9d8fed429@igalia.com> (raw)
In-Reply-To: <20260723215928.GBamKOwB3PIaHrQFbs@fat_crate.local>

On 2026-07-23 18:59, Borislav Petkov wrote:
> On Tue, Jul 21, 2026 at 12:56:44PM -0300, Mauricio Faria de Oliveira wrote:
>> Group the __inline string functions in the same header.
>> 
>> Use <asm/shared/string.h> since __inline_memcmp() must remain there for use
>> by arch/x86/boot/string.c.
> 
> "No functional changes."

Ok, added.

> 
>> Signed-off-by: Mauricio Faria de Oliveira <mfo@igalia.com>
>> ---
>>  arch/x86/include/asm/shared/string.h | 26 ++++++++++++++++++++++++++
>>  arch/x86/include/asm/string.h        | 21 +--------------------
>>  2 files changed, 27 insertions(+), 20 deletions(-)
>> 
>> diff --git a/arch/x86/include/asm/shared/string.h b/arch/x86/include/asm/shared/string.h
>> index 166274e44f3cb49e3dccab3cdac281d67aef5d44..9714fbda8b734e20686bfb88a6ca857bfee59e1a 100644
>> --- a/arch/x86/include/asm/shared/string.h
>> +++ b/arch/x86/include/asm/shared/string.h
>> @@ -2,6 +2,32 @@
>>  #ifndef _ASM_X86_SHARED_STRING_H
>>  #define _ASM_X86_SHARED_STRING_H
>>  
>> +/*
>> + * The __inline string functions are grouped in this file for consistency and
>> + * for use by arch/x86/boot code due to limitations on including asm/string.h.
> 
> What limitations?
> 
> Either explain them or don't bother adding a comment. asm/shared/ is generally
> an understood concept if you grep the tree and you don't really need a comment
> here.

Ok, removed.

Thanks,

-- 
Mauricio

  reply	other threads:[~2026-07-24  0:52 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-21 15:56 [PATCH v7 0/5] x86/pvh: fix unbootable VMs again (PVH + KASAN) Mauricio Faria de Oliveira
2026-07-21 15:56 ` [PATCH v7 1/5] x86/asm, x86/boot: expose inline memcmp Mauricio Faria de Oliveira
2026-07-21 15:56 ` [PATCH v7 2/5] x86/asm: add volatile, clobbers and zero-length check in " Mauricio Faria de Oliveira
2026-07-22 17:03   ` Borislav Petkov
2026-07-22 18:45     ` H. Peter Anvin
2026-07-23  6:59       ` Jan Beulich
2026-07-23 23:12         ` H. Peter Anvin
2026-07-24  0:35           ` Mauricio Faria de Oliveira
2026-07-23 19:37       ` Brian Gerst
2026-07-23 23:13         ` H. Peter Anvin
2026-07-24  0:49           ` Brian Gerst
2026-07-23 23:20       ` Mauricio Faria de Oliveira
2026-07-22 18:48     ` H. Peter Anvin
2026-07-23 23:26       ` Mauricio Faria de Oliveira
2026-07-23 23:17     ` Mauricio Faria de Oliveira
2026-07-21 15:56 ` [PATCH v7 3/5] x86/asm: group inline string functions Mauricio Faria de Oliveira
2026-07-23 21:59   ` Borislav Petkov
2026-07-24  0:51     ` Mauricio Faria de Oliveira [this message]
2026-07-21 15:56 ` [PATCH v7 4/5] x86/cpuid: fix unbootable VMs by really inlining memcmp() in hypervisor_cpuid_base() Mauricio Faria de Oliveira
2026-07-21 15:56 ` [PATCH v7 5/5] x86/pvh: fix unbootable VMs by really inlining memset() in xen_prepare_pvh() Mauricio Faria de Oliveira

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