iommu/vt-d: Implement deferred invalidate for SVM

Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2015-10-13 14:11:13 +01:00
parent 2f26e0a9c9
commit 907fea3491
3 changed files with 12 additions and 0 deletions
--- a/include/linux/dma_remapping.h
+++ b/include/linux/dma_remapping.h
@@ -25,6 +25,7 @@
 #define CONTEXT_TT_PT_PASID_DEV_IOTLB 5
 #define CONTEXT_TT_MASK (7ULL << 2)

+#define CONTEXT_DINVE		(1ULL << 8)
 #define CONTEXT_PRS		(1ULL << 9)
 #define CONTEXT_PASIDE		(1ULL << 11)