RE: [2.6.25-rc1 regression] Suspend to RAM (bisected)

Pallipadi, Venkatesh
2008-02-11T18:21:26Z

>-----Original Message-----
>From: Calvin Walton [mailto:calvin.walton@gmail.com]
>Sent: Sunday, February 10, 2008 9:48 PM
>To: Carlos R. Mafra
>Cc: linux-kernel@vger.kernel.org; Pallipadi, Venkatesh
>Subject: Re: [2.6.25-rc1 regression] Suspend to RAM (bisected)
>
>On Mon, 2008-02-11 at 03:25 -0200, Carlos R. Mafra wrote:
>> Hi,
>>
>> I want to report that suspend to RAM stopped working on my Sony Vaio
>> VGN-FZ240E in 2.6.25-rc1 and that I could bisect the problem down
>> to:
>>
>> commit bc71bec91f9875ef825d12104acf3bf4ca215fa4
>> Author: venkatesh.pallipadi@intel.com <venkatesh.pallipadi@intel.com>
>> Date: Thu Jan 31 17:35:04 2008 -0800
>>
>> ACPI: enable MWAIT for C1 idle
>
>I normally hate to throw in a 'me-too', but I'm also seeing a
>suspend-to-ram regression on my Thinkpad R61i that I've managed to
>bisect down to the same patch series.
>

Carlos, Calvin,

Can you send me the output of acpidump and full dmesg to me. Looks like
it is a platform issue due to which we cannot use C1 mwait idle during
suspend resume, something similar to issue we had with using C2/C3 state
during idle.

Thanks,
Venki