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Date:	Sun, 12 Oct 2014 12:59:05 -0700
From:	Guenter Roeck <>
To:	"Rafael J. Wysocki" <>
	Len Brown <>, Pavel Machek <>,
	Andrew Morton <>
Subject: Re: [RFC PATCH 1/2] acpi: Use syscore instead of pm_power_off_prepare
 to prepare for poweroff

On 10/12/2014 01:16 PM, Rafael J. Wysocki wrote:
> On Sunday, October 12, 2014 12:35:22 PM Guenter Roeck wrote:
>> On 10/12/2014 12:45 PM, Rafael J. Wysocki wrote:
>>> On Saturday, October 11, 2014 02:14:16 PM Guenter Roeck wrote:
>>>> The syscore shutdown callback seems to be perfectly suited to prepare for system
>>>> poweroff. Use it instead of pm_power_off_prepare.
>>> How much testing did that receive?
>> As I mentioned in patch 0/2, compile tested so far only. Before I start playing
>> with my servers, I wanted to get some feedback if the idea is worth pursuing
>> further or if I am missing something essential.
> Well, it makes sense in principle, but the ordering with respect to the other
> syscore shutdown things and the migrate_to_reboot_cpu() may be a problem.
> I always get nervous when the ordering of ACPI-related code changes like
> that and the reason is quite weak this time to be honest.

Ok, no problem; I'll drop it.


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