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Date: Fri, 23 Jul 2010 19:53:16 +0100
Message-ID: <AANLkTilAZqTOl7d2VIKg7dulYPwSKBbZzEISwnA036Hn@mail.gmail.com>
Subject: Re: [ibm-acpi-devel] [PATCH] Remove 9 second reboot delay on Lenovo 
	T400/T500
From: Pedro Ribeiro <pedrib@gmail.com>
To: Matthew Garrett <mjg59@srcf.ucam.org>
Cc: Henrique de Moraes Holschuh <hmh@hmh.eng.br>, eusou15@yahoo.com,
        linux-kernel@vger.kernel.org, toralf.foerster@gmx.de,
        ibm-acpi-devel@lists.sourceforge.net
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On 17 July 2010 02:27, Matthew Garrett <mjg59@srcf.ucam.org> wrote:
> On Fri, Jul 16, 2010 at 10:23:04PM -0300, Henrique de Moraes Holschuh wrote:
>
>> I'm confused. ?Is it the PCI reboot vector, or the ACPI reboot vector
>> that acts instantly? ?The bug reporters say that they use reboot=pci to
>> have instant reboot, in this thread...
>
> The PCI one, since it's a function of the chipset. The ACPI one would
> act instantly (it's the PCI one, in this case) but it's marked as
> unsupported. However, the PCI one is poorly standardised - Windows never
> uses it, different chips have subtly different requirements and so on.
>
> --
> Matthew Garrett | mjg59@srcf.ucam.org
>

So what should be done then? This is not the most annoying of bugs,
but still a bug.

Regards,
Pedro
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