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From: Jesse Barnes <jbarnes@virtuousgeek.org>
To: Yinghai Lu <yinghai@kernel.org>
Subject: Re: [PATCH] pci: don't enable too many HT MSI mapping
Date: Tue, 24 Feb 2009 09:37:35 -0800
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Cc: Andrew Morton <akpm@linux-foundation.org>, Ingo Molnar <mingo@elte.hu>,
       Prakash Punnoor <prakash@punnoor.de>,
       "Eric W. Biederman" <ebiederm@xmission.com>,
       Robert Hancock <hancockrwd@gmail.com>, david@lang.hm,
       Matthew Wilcox <matthew@wil.cx>,
       "linux-kernel" <linux-kernel@vger.kernel.org>,
       linux-pci@vger.kernel.org
References: <alpine.DEB.1.10.0902171419000.26625@asgard.lang.hm> <49A23FBA.2020004@kernel.org> <49A2FE5F.2080307@kernel.org>
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On Monday, February 23, 2009 11:51:59 am Yinghai Lu wrote:
> Impact: fix bug
>
> Prakash reported that his c51-mcp51 system ondie sound card doesn't work
> MSI but if he hack out the HT-MSI on mcp51, the MSI will work well with
> sound card.
>
> this patch rework the nv_msi_ht_cap_quirk()
> and will only enable ht_msi on own root device and try to avoid to enable
> ht_msi on device following that root dev
>
> Reported-by: Prakash Punnoor <prakash@punnoor.de>
> Tested-by: Prakash Punnoor <prakash@punnoor.de>
> Signed-off-by: Yinghai Lu <yinghai@kernel.org>

Thanks Yinghai & Prakash, applied this fix to my for-linus branch.

-- 
Jesse Barnes, Intel Open Source Technology Center