[xen-unstable] vt-d: Fix iommu_map_page().

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[xen-unstable] vt-d: Fix iommu_map_page().

Xen patchbot-unstable
# HG changeset patch
# User Keir Fraser <[hidden email]>
# Date 1195982582 0
# Node ID ce3e5e859d66455ab31b8db8f286933e455b4f7c
# Parent  9fd36167ecfa06960c94a1975ac2686da2a004e0
vt-d: Fix iommu_map_page().
Signed-off-by: Weidong Han <[hidden email]>
---
 xen/arch/x86/hvm/vmx/vtd/intel-iommu.c |    2 +-
 1 files changed, 1 insertion(+), 1 deletion(-)

diff -r 9fd36167ecfa -r ce3e5e859d66 xen/arch/x86/hvm/vmx/vtd/intel-iommu.c
--- a/xen/arch/x86/hvm/vmx/vtd/intel-iommu.c Sat Nov 24 22:33:38 2007 +0000
+++ b/xen/arch/x86/hvm/vmx/vtd/intel-iommu.c Sun Nov 25 09:23:02 2007 +0000
@@ -1464,7 +1464,7 @@ int iommu_map_page(struct domain *d, pad
     if ( !pg )
         return -ENOMEM;
     pte = (struct dma_pte *)map_domain_page(page_to_mfn(pg));
-    pte += mfn & LEVEL_MASK;
+    pte += gfn & LEVEL_MASK;
     dma_set_pte_addr(*pte, mfn << PAGE_SHIFT_4K);
     dma_set_pte_prot(*pte, DMA_PTE_READ | DMA_PTE_WRITE);
     iommu_flush_cache_entry(iommu, pte);

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