linux-kernel - RE: [PATCH 1/2] Xen acpi pad implement

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Date:	Wed, 7 Nov 2012 13:06:46 +0000
From:	"Liu, Jinsong" <jinsong.liu@...el.com>
To:	Shuah Khan <shuahkhan@...il.com>
CC:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"xen-devel@...ts.xensource.com" <xen-devel@...ts.xensource.com>
Subject: RE: [PATCH 1/2] Xen acpi pad implement

Shuah Khan wrote:
> On Thu, Oct 25, 2012 at 6:19 AM, Liu, Jinsong <jinsong.liu@...el.com>
> wrote: 
>> From f233ad06cf924116693d7d38be9ae9d8c11f8a9b Mon Sep 17 00:00:00
>> 2001 
>> From: Liu, Jinsong <jinsong.liu@...el.com>
>> Date: Fri, 26 Oct 2012 02:32:48 +0800
>> Subject: [PATCH 1/2] Xen acpi pad implement
>> 
>> PAD is acpi Processor Aggregator Device which provides a control
>> point 
>> that enables the platform to perform specific processor configuration
>> and control that applies to all processors in the platform.
>> 
>> This patch is to implement Xen acpi pad logic. When running under Xen
>> virt platform, native pad driver would not work. Instead Xen pad
>> driver, 
>> a self-contained and very thin logic level, would take over acpi pad
>> staff. 
> 
> "logic" instead of staff (guessing this is supposed to stuff)
> 

Yes.

>> When acpi pad notify OSPM, xen pad logic intercept and parse _PUR
>> object 
>> and then hypercall to hyervisor for the rest work, say, core parking.
> hypervisor
> rest of the work? - could you add more details on what is handled by
> this think PAD driver and what would be left to the host pad driver.

OK, add at updated patch.

Thanks,
Jinsong--
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