linux-kernel - Re: CPU_IDLE prevents resuming from STR [was: Re: 2.6.21-rc6-mm1]

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Date:	Mon, 16 Apr 2007 10:40:27 +0800
From:	Shaohua Li <shaohua.li@...el.com>
To:	Mattia Dongili <malattia@...ux.it>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	Venkatesh Pallipadi <venkatesh.pallipadi@...el.com>
Subject: Re: CPU_IDLE prevents resuming from STR [was: Re: 2.6.21-rc6-mm1]

On Sat, 2007-04-14 at 01:45 +0200, Mattia Dongili wrote:
> On Sun, Apr 08, 2007 at 02:35:59PM -0700, Andrew Morton wrote:
> ...
> >  git-acpi.patch
> 
> after bisecting I can finally say what breaks resume from STR here:
> 
> tadaaaaa: CPU_IDLE.
> I first spotted the git-acpi.patch then reapplied it and disabled
> CPU_IDLE, now my laptop resumes.
> 
> Any useful information I should add?
> 
> $ cat /sys/devices/system/cpu/cpuidle/*
> acpi_idle 
> no governors
> acpi_idle
> no governor
please check if the patch at
http://marc.info/?l=linux-acpi&m=117523651630038&w=2 fixed the issue

Thanks,
Shaohua
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