linux-kernel - Re: [PATCH 7/7] x86/pci: don't check mmconf again if it is from MSR with amd faml0h

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Message-ID: <20100115114205.247c5dd7@jbarnes-piketon>
Date:	Fri, 15 Jan 2010 11:42:05 -0800
From:	Jesse Barnes <jbarnes@...tuousgeek.org>
To:	Yinghai Lu <yinghai@...nel.org>
Cc:	Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>
Subject: Re: [PATCH 7/7] x86/pci: don't check mmconf again if it is from MSR
 with amd faml0h

On Fri, 18 Dec 2009 12:09:58 -0800
Yinghai Lu <yinghai@...nel.org> wrote:

> 
> for AMD Fam10h, it we read mmconf from MSR early, we should just
> trust it because we check it and correct it already.
> 
> so skip the reject check there.
> 
> Signed-off-by: Yinghai Lu <yinghai@...nel.org>

My previous question wasn't answered.  Either reject_broken should be a
no-op on this platform, or it's getting things wrong and should be
fixed.  Adding a whitelist here seems like the wrong thing to do...

-- 
Jesse Barnes, Intel Open Source Technology Center
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