Re: ACPI S3 on Thinkpad T60

[Joerg Sonnenberger <joerg%britannica.bec.de@localhost>]

On Wed, Sep 10, 2008 at 08:29:02AM -0400, Jared D. McNeill wrote:
> Joerg Sonnenberger wrote:
>> On Tue, Sep 09, 2008 at 11:57:35PM -0400, Jared D. McNeill wrote:
>>> FYI, I just checked in a fix. Please update dev/acpi/acpi.c and   
>>> arch/x86/acpi/acpi_wakeup.c and try again.
>>
>> That fix is sadly not correct as mtrr_commit requires IPIs.
>
> How early do we need to restore mtrrs? I'd rather that be part of the  
> cpu pmf handler if possible.

I think as soon as possible. Anyway, I suspect some of the wake events
are incorrectly not clear at that point. I'll take a look at this
tomorrow.

Joerg