From mboxrd@z Thu Jan  1 00:00:00 1970
From: Muli Ben-Yehuda <muli@il.ibm.com>
Subject: Re: [PATCH] AMD IOMMU: Hanlde sibling device
	assignment correctly
Date: Wed, 7 May 2008 12:53:10 +0300
Message-ID: <20080507095310.GH7002@il.ibm.com>
References: <1210152421.2841.85.camel@gran.amd.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Return-path: <xen-devel-bounces@lists.xensource.com>
Content-Disposition: inline
In-Reply-To: <1210152421.2841.85.camel@gran.amd.com>
List-Unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xensource.com>
List-Help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-Subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
Sender: xen-devel-bounces@lists.xensource.com
Errors-To: xen-devel-bounces@lists.xensource.com
To: Wei Wang2 <wei.wang2@amd.com>
Cc: xen-devel@lists.xensource.com, keir.fraser@eu.citrix.com
List-Id: xen-devel@lists.xenproject.org

On Wed, May 07, 2008 at 11:27:01AM +0200, Wei Wang2 wrote:

> Devices on AMD IOMMU system share a same set of IO page tables if
> they are indexed by a same device ID in device table.

Hi Wei,

Could you please explain in which cases two devices would end up
sharing the same device ID? Am I correct in the assumption that this
can only happen for devices on the HT fabric, rather than for
PCI/PCI-e devices?

Thanks,
Muli