linux-kernel - Re: [PATCH v3 50/74] x86/cpu/vfm: Update drivers/hwmon/peci/cputemp.c

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <7cb09d67409c94284928243d8ffb1f8a3128d849.camel@intel.com>
Date: Thu, 18 Apr 2024 13:32:15 +0000
From: "Winiarska, Iwona" <iwona.winiarska@...el.com>
To: "linux@...ck-us.net" <linux@...ck-us.net>, "Luck, Tony"
	<tony.luck@...el.com>
CC: "patches@...ts.linux.dev" <patches@...ts.linux.dev>,
	"linux-hwmon@...r.kernel.org" <linux-hwmon@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"jdelvare@...e.com" <jdelvare@...e.com>
Subject: Re: [PATCH v3 50/74] x86/cpu/vfm: Update drivers/hwmon/peci/cputemp.c

On Tue, 2024-04-16 at 23:57 +0000, Luck, Tony wrote:
> > If the CPU defines and the new macro are to be kept in architecture code,
> > maybe include arch/x86/include/asm/cpu_device_id.h from linux/peci.cpu.h.
> > That would not be worse than today's include of intel-family.h.
> 
> Guenter,
> 
> Looks like I did that to resolve one of the other peci problems. Because I
> already have:
> 
> #include "../../arch/x86/include/asm/cpu_device_id.h"
> #include "../../arch/x86/include/asm/intel-family.h"
> 
> in <linux/peci_cpu.h>
> 
> Simply deleting the include from cputemp.c builds OK in the
> context of all the other changes in my patch series.

Hi Tony,

It won't build on non-x86, as cpu_device_id.h includes <asm/intel-family.h>.
I think the simplest way to solve the issue is to provide a copy of VFM_* macros
and X86_VENDOR_INTEL in include/linux/peci-cpu.h.

-Iwona

> 
> -Tony