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Date: Mon, 22 Mar 2010 12:32:35 -0700
From: Yinghai Lu <yinghai@kernel.org>
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To: Jesse Barnes <jbarnes@virtuousgeek.org>
CC: Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
       "H. Peter Anvin" <hpa@zytor.com>,
       Andrew Morton <akpm@linux-foundation.org>,
       David Miller <davem@davemloft.net>,
       "Eric W. Biederman" <ebiederm@xmission.com>,
       linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org
Subject: Re: [PATCH 19/20] x86/pci: ioh new version read all at same time
References: <1269155601-18247-1-git-send-email-yinghai@kernel.org>	<1269155601-18247-20-git-send-email-yinghai@kernel.org> <20100322091620.5aebf353@jbarnes-piketon>
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On 03/22/2010 09:16 AM, Jesse Barnes wrote:
> On Sun, 21 Mar 2010 00:13:20 -0700
> Yinghai Lu <yinghai@kernel.org> wrote:
> 
>> also it will add back default range to legacy IOH
>>
> 
> This patch is a bit short on details.  Are we fixing a real bug here
> that _CRS fails to cover?  Or is it just for debug purposes?
> 

yes for debug purpose. anyway BIOS need to keep them the same.

one from HW register reading, and one from acpi.

Yinghai