linux-kernel - Re: [PATCH 4/4] x86_64: check msr to get mmconfig for amd family 10h opteron v3

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Date:	Mon, 11 Feb 2008 17:09:44 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Yinghai Lu <Yinghai.Lu@....COM>
Cc:	greg@...ah.com, mingo@...e.hu, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] x86_64: check msr to get mmconfig for amd family
 10h opteron v3

On Mon, 11 Feb 2008 16:48:35 -0800
Yinghai Lu <Yinghai.Lu@....COM> wrote:

> From: Yinghai Lu <Yinghai.Lu@....COM>
> 
> so even booting kernel with acpi=off or even MCFG is not there, we still can
> use MMCONFIG.
> 

This patch threw a big reject.  I didn't check why.


> +		pci_direct_conf1.read(0, bus, devfn, 0, 4, &l);

When I fixed the reject, compilation failed here.

arch/x86/pci/mmconfig-shared.c: In function 'pci_mmcfg_check_hostbridge':
arch/x86/pci/mmconfig-shared.c:214: error: 'pci_direct_conf1' undeclared (first use in this function)


What kernel are you patching?
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