[RESEND PATCH V6 1/6] iommu: add IOMMU_PRIV attribute

[Sricharan R]

From: Mitchel Humpherys <mitchelh@xxxxxxxxxxxxxx>

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

Reviewed-by: Robin Murphy <robin.murphy@xxxxxxx>
Tested-by: Robin Murphy <robin.murphy@xxxxxxx>
Acked-by: Will Deacon <will.deacon@xxxxxxx>
Signed-off-by: Mitchel Humpherys <mitchelh@xxxxxxxxxxxxxx>
---

[V6] No change

 include/linux/iommu.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index f2960e4..bf22131 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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