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Re: ASPM enabled by default - mild potential for breakage



On Thu, 16 Jul 2009 22:28:57 +0100
Matthew Garrett <mjg redhat com> wrote:

> I've just flicked ASPM (Active State Power Management - runtime power 
> saving on PCIe hardware) on by default, and it'll be that way in the 
> next rawhide kernel build. There's the potential for some buggy
> hardware to be upset by this. If your system no longer boots or some
> hardware doesn't work, try booting with the
> 

are you sure you want to do this?
the bios is supposed to set this up already...


... except on chipsets where there's known hw issues (first
generations) .... (including ICH7's etc)

so enabling it by force is maybe not always a good idea.

-- 
Arjan van de Ven 	Intel Open Source Technology Centre
For development, discussion and tips for power savings, 
visit http://www.lesswatts.org


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