Thread (18 messages) 18 messages, 2 authors, 2017-01-02

[PATCH V7 1/8] iommu: add IOMMU_PRIV attribute

flat view
STALE3577d SUPERSEDED: 13 (12M)

From: Sricharan R <hidden>
Date: 2016-12-12 18:39:24
Also in: linux-iommu, lkml
Subsystem: iommu subsystem, the rest · Maintainers: Joerg Roedel, Will Deacon, Linus Torvalds

Revision v7 of 4 in this series; 3 review trailers (2 from subsystem maintainers).

Revisions (4)
  1. v6 [diff vs current]
  2. v7 current
  3. v8 [diff vs current]
  4. v9 [diff vs current]
From: Mitchel Humpherys <redacted>

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

Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Tested-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Mitchel Humpherys <redacted>
Acked-by: Will Deacon <redacted>
---
 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;
-- 
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help