linux-kernel - Re: [tip:x86/microcode] x86/microcode_intel_early.c: Early update ucode on Intel's CPU

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Message-ID: <50C9EDB5.7070706@linux.intel.com>
Date:	Thu, 13 Dec 2012 07:01:09 -0800
From:	"H. Peter Anvin" <hpa@...ux.intel.com>
To:	Yinghai Lu <yinghai@...nel.org>
CC:	"H. Peter Anvin" <hpa@...or.com>, Borislav Petkov <bp@...en8.de>,
	"Yu, Fenghua" <fenghua.yu@...el.com>,
	"mingo@...nel.org" <mingo@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"tglx@...utronix.de" <tglx@...utronix.de>,
	"linux-tip-commits@...r.kernel.org" 
	<linux-tip-commits@...r.kernel.org>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Stefano Stabellini <Stefano.Stabellini@...citrix.com>
Subject: Re: [tip:x86/microcode] x86/microcode_intel_early.c: Early update
 ucode on Intel's CPU

On 12/12/2012 11:01 PM, Yinghai Lu wrote:
> On Wed, Dec 12, 2012 at 9:26 PM, H. Peter Anvin <hpa@...or.com> wrote:
>>>
>>> The new page table setup in tip:x86/mm2 should make that easier to
>>> achieve, however... I won't have time to test this out tonight, though.
>>>
>>>      -hpa
>>
>>
>> Well, minus a simple brainfart now it actually gets into the page table
>> setup.
> 
> of init_mem_mapping in setup_arch?
> 

Probably, yes... it then gets confused which is not surprising since it
is expecting to do an incremental build instead of ground up.

	-hpa

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