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SubjectRe: kexec boot regression
On Tue, Dec 15 2009, Yinghai Lu wrote:
> Jens Axboe wrote:
> > On Tue, Dec 15 2009, Yinghai Lu wrote:
> >> Jens Axboe wrote:
> >>> On Tue, Dec 15 2009, Yinghai Lu wrote:
> >>>> [PATCH] x86/pci: intel ioh bus num reg accessing fix
> >>>>
> >>>> it is above 0x100, so if mmconf is not enable, need to skip it
> >>> This works, it kexecs kernels fine. But since 2.6.32 doesn't have the
> >>> mmconf problem to begin with, are we now just working around the issue?
> >>> SRAT still reports issues, numa doesn't work.
> >> that patch will be bullet proof... we need it.
> >>
> >> also still need to figure out why memmap range is not passed properly.
> >>
> >> do you mean 2.6.32 kexec 2.6.32 it have worked mmconf and numa in
> >> second kernel?
> >
> > Yes, 2.6.32 booted and 2.6.32 kexec'ed works just fine, no SRAT
> > complaints and NUMA works fine.
>
> do you need
> memmap=62G@4G
> in this case?

Yes, I've needed that always.

--
Jens Axboe



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