iommu/vt-d: Enforce PASID devTLB field mask (5f77d6ca) · Commits · 戴 / test

Set proper masks to avoid invalid input spillover to reserved bits. Signed-off-by:

include/linux/intel-iommu.h

+2 −2

Original line number	Diff line number	Diff line
		@@ -381,8 +381,8 @@ enum {

		#define QI_DEV_EIOTLB_ADDR(a) ((u64)(a) & VTD_PAGE_MASK)
		#define QI_DEV_EIOTLB_SIZE (((u64)1) << 11)
		#define QI_DEV_EIOTLB_GLOB(g) ((u64)g)
		#define QI_DEV_EIOTLB_PASID(p) (((u64)p) << 32)
		#define QI_DEV_EIOTLB_GLOB(g) ((u64)(g) & 0x1)
		#define QI_DEV_EIOTLB_PASID(p) ((u64)((p) & 0xfffff) << 32)
		#define QI_DEV_EIOTLB_SID(sid) ((u64)((sid) & 0xffff) << 16)
		#define QI_DEV_EIOTLB_QDEP(qd) ((u64)((qd) & 0x1f) << 4)
		#define QI_DEV_EIOTLB_PFSID(pfsid) (((u64)(pfsid & 0xf) << 12) \| \