linux-kernel - Re: fixing "pci=use

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Date:	Wed, 23 Sep 2009 16:28:35 -0700
From:	Yinghai Lu <yhlu.kernel@...il.com>
To:	Bjorn Helgaas <bjorn.helgaas@...com>
Cc:	Larry Finger <Larry.Finger@...inger.net>,
	Gary Hade <garyhade@...ibm.com>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Jaswinder Singh Rajput <jaswinder@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...e.hu>, Len Brown <lenb@...nel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>, x86@...nel.org,
	linux-kernel@...r.kernel.org
Subject: Re: fixing "pci=use_crs"

On Wed, Sep 23, 2009 at 4:23 PM, Bjorn Helgaas <bjorn.helgaas@...com> wrote:

>
> P.S.  Yinghai, you posted some patches earlier dealing with "only one
> HT chain."  You apparently have some insight into what's going on here,
> but unfortunately, the changelogs mean absolutely nothing to me.  Can
> you give me any clues?

which commit?

normally we only need to have split root resource into several pieces
when we have two HT chains or other io chains...

YH
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