linux-kernel - Re: [PATCH] intel-iommu: don't call domain

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Message-ID: <4BBE1D99.6020009@oracle.com>
Date:	Thu, 08 Apr 2010 11:16:57 -0700
From:	Yinghai <yinghai.lu@...cle.com>
To:	Chris Wright <chrisw@...s-sol.org>
CC:	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Jesse Brandeburg <jesse.brandeburg@...il.com>,
	David.Woodhouse@...el.com, len.brown@...el.com,
	suresh.b.siddha@...el.com, mingo@...e.hu, yu.zhao@...el.com,
	fenghua.yu@...el.com, weidong@...el.com,
	iommu@...ts.linux-foundation.org, gregory.v.rose@...el.com,
	"Brandeburg, Jesse" <jesse.brandeburg@...el.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>
Subject: Re: [PATCH] intel-iommu: don't call domain_exit if can not attach
 with iommu

On 04/08/2010 11:13 AM, Chris Wright wrote:
> * Yinghai (yinghai.lu@...cle.com) wrote:
>> On 04/08/2010 11:04 AM, Chris Wright wrote:
>>> * Yinghai (yinghai.lu@...cle.com) wrote:
>>>> On 04/08/2010 09:49 AM, Jesse Barnes wrote:
>>>>> Hopefully Ingo or David have picked this one up already?
>>>>>
>>>> No.
>>>>
>>>> If you like, I could resend some other small clean patches for intel iommu/dmar to you.
>>>
>>> Please do.  (Also, I could not reproduce the issue you saw).
>>
>> Will do that
>>
>> you may need 8 or more intel 10g pcie cards, with ixgbe_vf enabled.
> 
> cards or VFs?
cards.
> 
> IOW, one dual port card can do something like 126 VFs + 2 PFs

yes.

YH
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