[Xen-devel] [PATCH] vt-d: fix Dom0 S3 resume.

To:	Keir Fraser <keir.fraser@xxxxxxxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject:	[Xen-devel] [PATCH] vt-d: fix Dom0 S3 resume.
From:	"Cui, Dexuan" <dexuan.cui@xxxxxxxxx>
Date:	Thu, 3 Sep 2009 16:20:26 +0800
Accept-language:	zh-CN, en-US
Acceptlanguage:	zh-CN, en-US
Cc:	"Zhang, Xiantao" <xiantao.zhang@xxxxxxxxx>
Delivery-date:	Thu, 03 Sep 2009 01:20:11 -0700
Envelope-to:	www-data@xxxxxxxxxxxxxxxxxxx
List-help:	<mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id:	Xen developer discussion <xen-devel.lists.xensource.com>
List-post:	<mailto:xen-devel@lists.xensource.com>
List-subscribe:	<http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe:	<http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
Sender:	xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
Thread-index:	Acosb2RAY4Tg6ddPRA2AQIzZLcpTMg==
Thread-topic:	[PATCH] vt-d: fix Dom0 S3 resume.

When resuming from Dom0 S3, here 'irq' is -1, so we can't use it at all.
We should always use iommu->irq.

With the patch applied on the current tip 20153 and using the 2.6.18 Dom0,
Dom0 S3 works fine (at least on my DQ35). 
 

Thanks,
-- Dexuan

fix_dom0_s3.patch
Description: fix_dom0_s3.patch

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel

WARNING - OLD ARCHIVES

xen-devel

[Xen-devel] [PATCH] vt-d: fix Dom0 S3 resume.