Re: [PATCH] pci: fix kexec with power state D3

[Rafael J. Wysocki]

On Friday 20 March 2009, Jesse Barnes wrote:
> > > And, quite frankly, I'm not sure if users will be happy with 
> > > the $subject patch, because it _really_ breaks things (well, 
> > > the kexec users who don't use suspend might be, but surely 
> > > suspend users who don't use kexec won't).
> > 
> > Please note that i havent reviewed the patches and i did not 
> > take any sides in the discussion - i just flagged the maintainer 
> > ping-pong. As long as we pick one of the patches (or a third 
> > one) within a bound amount of time we should be fine :)
> 
> I'll defer to Rafael here; he's been working the most in this area.
> The changelog wasn't very complete for the original patch, but it
> sounds like in the kexec case the newly booted kernel will get an igb
> device in D3 which it can't handle?  That really does sound like a
> driver bug, not something we should mess with in the core.

I have already posted an alternative patch for igb that's been reported to
fix the problem.

Thanks,
Rafael
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