linux-kernel - Re: [RFC][PATCH 05/34] x86/cpu: Move /proc per-cpu ->x86_phys

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Message-ID: <6b88518ef6bd886faa5c65b6860b65eceb130cfe.camel@intel.com>
Date: Tue, 27 Feb 2024 11:05:57 +0000
From: "Huang, Kai" <kai.huang@...el.com>
To: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"dave.hansen@...ux.intel.com" <dave.hansen@...ux.intel.com>
CC: "kirill.shutemov@...ux.intel.com" <kirill.shutemov@...ux.intel.com>,
	"tglx@...utronix.de" <tglx@...utronix.de>, "pbonzini@...hat.com"
	<pbonzini@...hat.com>, "x86@...nel.org" <x86@...nel.org>, "bp@...en8.de"
	<bp@...en8.de>
Subject: Re: [RFC][PATCH 05/34] x86/cpu: Move /proc per-cpu ->x86_phys_bits
 reference to global one

On Thu, 2024-02-22 at 10:39 -0800, Dave Hansen wrote:
> From: Dave Hansen <dave.hansen@...ux.intel.com>
> 
> This is one of the few references to the per-cpu version of
> ->x86_phys_bits.  It is theoretically possible to have this value vary
> from CPU to CPU.  But in practice nobody builds systems that way.
> 
> Continue outputting the value in /proc, but read it from the global
> configuration.
> 
> Signed-off-by: Dave Hansen <dave.hansen@...ux.intel.com>
> ---
> 

Reviewed-by: Kai Huang <kai.huang@...el.com>