linux-kernel - Re: [PATCH] x86: only put e820 ram entries in resource tree

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Date:	Mon, 25 Aug 2008 10:08:53 -0700
From:	"Yinghai Lu" <yhlu.kernel@...il.com>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
Cc:	"Ingo Molnar" <mingo@...e.hu>,
	"Thomas Gleixner" <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	"Andrew Morton" <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, "Bernhard Walle" <bwalle@...e.de>,
	"Vivek Goyal" <vgoyal@...hat.com>,
	"Jesse Barnes" <jbarnes@...tuousgeek.org>,
	"Linus Torvalds" <torvalds@...ux-foundation.org>
Subject: Re: [PATCH] x86: only put e820 ram entries in resource tree

On Mon, Aug 25, 2008 at 6:30 AM, Eric W. Biederman
<ebiederm@...ssion.com> wrote:
>
> Why does pci_find_parent_resource fail?

it doesn't fail, it got [0, -1ULL].

because that device 00:14.0 is on bus0. and that is one HT chain system,

YH
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