[PATCH v4 1/6] iommu: add IOMMU_PRIV attribute

Mitchel Humpherys
2016-07-25T19:16:37Z

Add the IOMMU_PRIV attribute, which is used to indicate privileged
mappings.

Signed-off-by: Mitchel Humpherys <mitchelh@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 a35fb8b42e1a..35804abbd6cf 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;