linux-kernel - RE: [PATCH v2 06/10] x86/mce: Convert multiple if () statements into a switch() statement

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Message-ID: <CY8PR11MB7134BB473B10DE627CC5784D894D2@CY8PR11MB7134.namprd11.prod.outlook.com>
Date: Wed, 23 Oct 2024 02:08:55 +0000
From: "Zhuo, Qiuxu" <qiuxu.zhuo@...el.com>
To: "Mehta, Sohil" <sohil.mehta@...el.com>, "Luck, Tony" <tony.luck@...el.com>
CC: "bp@...en8.de" <bp@...en8.de>, "tglx@...utronix.de" <tglx@...utronix.de>,
	"dave.hansen@...ux.intel.com" <dave.hansen@...ux.intel.com>,
	"mingo@...hat.com" <mingo@...hat.com>, "hpa@...or.com" <hpa@...or.com>,
	"x86@...nel.org" <x86@...nel.org>, "linux-edac@...r.kernel.org"
	<linux-edac@...r.kernel.org>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v2 06/10] x86/mce: Convert multiple if () statements into
 a switch() statement

> From: Mehta, Sohil <sohil.mehta@...el.com>
> [...]
> On 10/21/2024 9:06 AM, Luck, Tony wrote:
> [...]
> > This change is correct. But the old code makes it more explicit that
> > CPUs in families > 6 take this action. As the author of the VFM
> > changes it's clear to me, maybe less so to others?
> >
> > But maybe its OK.  The comment does help a lot. Anyone else have thoughts
> on this?
> >
> 
> I am not very familiar with the intricacies of the VFM checks. I did take me a
> few minutes to figure out why the modified code is correct.

OK. So, back to your original question below, what is your answer to it now? :-)

    "Can some of the hardcoded numbers be changed to vfm macros as well?"