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[Xen-devel][PATCH] Fix a bug when EPT works with VT-d

  • To: <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: "Xin, Xiaohui" <xiaohui.xin@xxxxxxxxx>
  • Date: Fri, 4 Jul 2008 17:04:59 +0800
  • Delivery-date: Fri, 04 Jul 2008 02:05:27 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AcjdtQk9HWPgfoCpTcGwP/Eucq118w==
  • Thread-topic: [Xen-devel][PATCH] Fix a bug when EPT works with VT-d

The patch fixes a bug when EPT works with VT-d device in Linux HVM guest.

When EPT enabled, we should fill the EPT page table entries with the MMIO space of the VT-d device correctly.

 

Signed-off-by: Xin, Xiaohui <Xiaohui.xin@xxxxxxxxx>

 

Attachment: fix-ept.diff
Description: fix-ept.diff

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