linux-kernel - Re: 2.6.21-rc4-mm1 - problem with cpuidle routine

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Message-Id: <20070321133815.304eb256.akpm@linux-foundation.org>
Date:	Wed, 21 Mar 2007 13:38:15 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Larry Finger <larry.finger@...inger.net>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Venkatesh Pallipadi <venkatesh.pallipadi@...el.com>,
	linux-acpi@...r.kernel.org
Subject: Re: 2.6.21-rc4-mm1 - problem with cpuidle routine

On Wed, 21 Mar 2007 13:49:58 -0500
Larry Finger <larry.finger@...inger.net> wrote:

> When I configure 'CPU Idle PM Support' on my HP dv2125nr notebook with a Turion X64 X2 processor and
> X86_64 architecture selected, the computer freezes on bootup. I have included a portion the
> configuration file and part of /var/log/boot.msg for my working system. Please let me know if
> further info from my system is required. I would be happy to test any patches, etc.
> 
> Larry
> 
> ==============================================================
> 
> The console log ends with the following entries:
> 
> ACPI: Processor [CPU0] (supports 8 throttling states)
> ACPI: Processor [CPU1] (supports 8 throttling states)
> cpuidle: driver acpi_idle failed to attach to cpu 0
> cpuidle: driver acpi_idle failed to attach to cpu 0
> cpuidle: using driver acpi_idle
> Loading thermal
> 
> At this point, the system hangs.
> 
> =================================================
> 
> The beginning section of my .config is as follows:
> 

Thanks.   Cc's added..
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