In the first
Now any change of domain can be updated to dev tables and io page table
Signed-off-by: Baoquan He <b...@redhat.com>
---
drivers/iommu/amd_iommu.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index aee1ae4..1e86f4c 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -2469,6 +2469,8 @@ static dma_addr_t __map_single(struct device *dev,
unsigned long align_mask = 0;
int i;
+ if (translation_pre_enabled())
+ clear_translation_pre_enabled();
pages = iommu_num_pages(paddr, size, PAGE_SIZE);
paddr &= PAGE_MASK;
--
2.4.0
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