[PATCH v3 1/6] iommu: add IOMMU_PRIV attribute
Mitchel Humpherys
mitchelh at codeaurora.org
Tue Jul 19 13:36:50 PDT 2016
Add the IOMMU_PRIV attribute, which is used to indicate privileged
mappings.
Signed-off-by: Mitchel Humpherys <mitchelh at codeaurora.org>
---
Notes:
v2..v3
- Added comment
include/linux/iommu.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index 664683aedcce..4ae46254b915 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -31,6 +31,7 @@
#define IOMMU_CACHE (1 << 2) /* DMA cache coherency */
#define IOMMU_NOEXEC (1 << 3)
#define IOMMU_MMIO (1 << 4) /* e.g. things like MSI doorbells */
+#define IOMMU_PRIV (1 << 5) /* privileged */
struct iommu_ops;
struct iommu_group;
--
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