linux-kernel - Re: [Bug #15124] PCI host bridge windows ignored (works with pci=use

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Message-ID: <20100127192409.79af96db@jbarnes-piketon>
Date:	Wed, 27 Jan 2010 19:24:09 -0800
From:	Jesse Barnes <jbarnes@...tuousgeek.org>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Yinghai Lu <yinghai@...nel.org>, Jeff Garrett <jeff@...rrett.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Bjorn Helgaas <bjorn.helgaas@...com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	Linux PCI <linux-pci@...r.kernel.org>,
	Myron Stowe <myron.stowe@...com>,
	Matthew Garrett <mjg59@...f.ucam.org>,
	Ingo Molnar <mingo@...e.hu>
Subject: Re: [Bug #15124] PCI host bridge windows ignored (works with
 pci=use_crs)

On Wed, 27 Jan 2010 17:50:17 -0800 (PST)
Linus Torvalds <torvalds@...ux-foundation.org> wrote:

> 
> 
> On Tue, 26 Jan 2010, Yinghai Lu wrote:
> > 
> > [PATCH] x86/pci: don't use ioh resource if only have one ioh
> 
> Please, no.
> 
> This patch is too ugly to live.
> 
> And it's totally unacceptable to probe every single possible PCI device 
> for something like this.
> 
> If we don't know enough about the hardware workings of those Intel bridges 
> to know when they are active and how they decode things, then please let's 
> just disable intel_bus.c entirely.
> 
> There's no excuse for hacky tests like this.

Ok, we'll just kill it entirely then.  I'll send a patch tomorrow
unless Yinghai beats me to it.

-- 
Jesse Barnes, Intel Open Source Technology Center
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