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VT-d: fix invalid domain id for KVM context flush

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The domain->id is a sequence number associated with the KVM guest
and should not be used for the context flush. This patch replaces
the domain->id with a proper id value for both bare metal and KVM.

Signed-off-by: Yu Zhao <yu.zhao@intel.com>
Acked-by: Weidong Han <weidong.han@intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
This commit is contained in:
Yu Zhao 2009-05-08 10:33:38 +08:00 committed by David Woodhouse
parent aed5d5f4c5
commit fa3b6dcd52
1 changed files with 1 additions and 1 deletions
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2
drivers/pci/intel-iommu.c
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@ -1429,7 +1429,7 @@ static int domain_context_mapping_one(struct dmar_domain *domain, int segment,
domain_flush_cache(domain, context, sizeof(*context));
/* it's a non-present to present mapping */
if (iommu->flush.flush_context(iommu, domain->id,
if (iommu->flush.flush_context(iommu, id,
(((u16)bus) << 8) | devfn, DMA_CCMD_MASK_NOBIT,
DMA_CCMD_DEVICE_INVL, 1))
iommu_flush_write_buffer(iommu);