Re: Reworking suspend-resume sequence (was: Re: PCI PM: Restorestandard config registers of all devices early)

From: Thomas Gleixner
Date: Tue Feb 03 2009 - 16:13:18 EST


On Tue, 3 Feb 2009, Ingo Molnar wrote:
> So i'd still like your tentative Signed-off-by for your patch - it's i think
> not v2.6.29 material but if it stays problem free in testing we can try it
> in v2.6.30. If it causes problem it will be clearly bisectable and clearly
> revertable.
>
> Maybe we could split it in two: and for MSI we could introduce a 'simpler
> and faster' edge flow as well - and keep the legacy handler untouched. That
> way it's low-risk in its entirety. (and avoids the MSI ->mask complication
> as well.)

Yes, seperating out the MSI handler into it's own flow control is the
right way to go. We had trouble with real edge hardware and IIRC most
of the problems originated from ARM. rmk ??

Thanks,

tglx
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