linux-kernel - Re: Suspned/resume can't work on the 2.6.29-rc1 but it can work well on the 2.6.28

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Message-ID: <20090120074534.GE16426@elte.hu>
Date:	Tue, 20 Jan 2009 08:45:34 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Zhao Yakui <yakui.zhao@...el.com>,
	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	linux-kernel@...r.kernel.org, lenb@...nel.org,
	linux-acpi@...r.kernel.org
Subject: Re: Suspned/resume can't work on the 2.6.29-rc1 but it can work
	well on the 2.6.28


* Zhao Yakui <yakui.zhao@...el.com> wrote:

> Hi, All
>     I do some tests about suspend/resume on my two boxes. One is HP
> laptop and the other is Asus EEEPC901. The suspend/resume can't work
> well. Even after core is selected as the test mode, it still can't work
> well.(echo core > /sys/power/pm_test)
>     
>     Then I do the same test by using the 2.6.28 kernel. And
> suspend/resume can work well.
>     
>     Of course I will try to use the git-bisect to identify the first bad 
> commit ASAP.

make sure you try this patch from Rafael first (it's not on lkml it 
appears - Rafael, mind resending the patch to this thread?):

Subject: [PATCH] PCI PM: Restore standard config registers of all devices early
        (was: Re: EeePC resume failure - timers)

	Ingo
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