linux-kernel - Re: [PATCH] x86,pci: detect end_bus_number according to acpi/e820 reserved

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Message-ID: <86802c440807181527u1e373b2drc72456b33a4bcd76@mail.gmail.com>
Date:	Fri, 18 Jul 2008 15:27:37 -0700
From:	"Yinghai Lu" <yhlu.kernel@...il.com>
To:	"Jack Howarth" <howarth@...mo.msbb.uc.edu>
Cc:	"Ingo Molnar" <mingo@...e.hu>,
	"Thomas Gleixner" <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>, jbarnes@...tuousgeek.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86,pci: detect end_bus_number according to acpi/e820 reserved

On Fri, Jul 18, 2008 at 2:48 PM, Jack Howarth <howarth@...mo.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...

YH
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