Re: [PATCH] x86,pci: detect end_bus_number according to acpi/e820 reserved
From: Yinghai Lu
Date: Fri Jul 18 2008 - 18:27:48 EST
On Fri, Jul 18, 2008 at 2:48 PM, Jack Howarth <howarth@xxxxxxxxxxxxxxxxx> wrote:
> 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...
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