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Date: Thu, 5 Feb 2009 10:31:58 -0800
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Subject: Re: [PATCH] x86/pci: host mmconfig detect clean up v2
From: Yinghai Lu <yinghai@kernel.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>,
       Ed Swierk <eswierk@aristanetworks.com>, tglx@linutronix.de,
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       lenb@kernel.org, linux-acpi@vger.kernel.org, linux-pci@vger.kernel.org
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On Thu, Feb 5, 2009 at 10:15 AM, Ingo Molnar <mingo@elte.hu> wrote:
>
> * Yinghai Lu <yinghai@kernel.org> wrote:
>
>> Impact: not assume one place for mmconfig in nb
>>
>> prepare for following case: amd fam10h + mcp55
>> CPU MSR has some range, mcp55 pci config will have another one.
>>
>> also prepare for mcp55 + io55 system. every one will have one range.
>>
>> if it s mcp55 detect duties to execlude range that is used by CPU MSR
>> aka, if CPU state bus 0-255, range in mcp55 need to be dropped.
>> because HW in CPU will not route that mcp55 mmconfig to handle it.
>>
>> v2: fix e7520 exit path
>>
>> Signed-off-by: Yinghai Lu <yinghai.lu@kernel.org>
>>
>> ---
>>  arch/x86/pci/mmconfig-shared.c |   98 ++++++++++++++++++++++-------------------
>>  1 file changed, 54 insertions(+), 44 deletions(-)
>
> looks good to me. One for the PCI tree?
>
> Acked-by: Ingo Molnar <mingo@elte.hu>
>
should go with Ed's updated patch before.

to tip or pci tree.

YH