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SubjectRe: [PATCH] x86,pci: detect end_bus_number according to acpi/e820 reserved
Date
On Friday, July 18, 2008 3:27 pm Yinghai Lu wrote:
> On Fri, Jul 18, 2008 at 2:48 PM, Jack Howarth <howarth@bromo.msbb.uc.edu>
wrote:
> > YH,
> > I'll test the new patch shortly. When I do, I'll put back in
> > your debug patches to try to get a complete log with pci=verbose
> > and initcall_debug with PCIEASPM disabled.
>
> tip tree has the two debug patches.
>
> > Hopefully the probing
> > is done in the same general fashion with and without PCIEASPM so
> > we can deduce what exactly is being probed when my MacBook Pro
> > freezes during boot with PCIEASPM enabled. I consider the fact
> > that booting 2.6.26 always freezes the kernel when PCIEASPM
> > is enabled to be the more serious bug (since once Fedora ships
> > 2.6.26 kernels I'll be stuck always building my own).
>
> another laptop : Acer ... suffer this problem too with ASPM...

Yeah, looks like we'll have to be more conservative about enabling ASPM.
Maybe a whitelist approach would be better...

Jesse


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