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| author | Yu Zhao <yu.zhao@intel.com> | 2009-05-08 10:33:38 +0800 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2009-05-10 15:55:09 +0100 |
| commit | fa3b6dcd5298db2e7b63c17795c9e5570d3df8d9 (patch) | |
| tree | 21287f8aaf7bf444f43b041f45e47a29a9203d4d /drivers/pci | |
| parent | aed5d5f4c5ea5da01a774e42cff08c4b4fa59072 (diff) | |
| download | op-kernel-dev-fa3b6dcd5298db2e7b63c17795c9e5570d3df8d9.zip op-kernel-dev-fa3b6dcd5298db2e7b63c17795c9e5570d3df8d9.tar.gz | |
VT-d: fix invalid domain id for KVM context flush
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>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/intel-iommu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c index d3edd6aa..d6f4ee5 100644 --- a/drivers/pci/intel-iommu.c +++ b/drivers/pci/intel-iommu.c @@ -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); |
