Merge tag 'platform-drivers-x86-v3.19-1' of git://git.infradead.org/users/dvhart...

[cascardo/linux.git] / include / uapi / linux / vfio.h

diff --git a/include/uapi/linux/vfio.h b/include/uapi/linux/vfio.h
index 6612974..29715d2 100644 (file)
--- a/include/uapi/linux/vfio.h
+++ b/include/uapi/linux/vfio.h
@@ -33,6 +33,9 @@
 /* Check if EEH is supported */
 #define VFIO_EEH                       5
 
+/* Two-stage IOMMU */
+#define VFIO_TYPE1_NESTING_IOMMU       6       /* Implies v2 */
+
 /*
  * The IOCTL interface is designed for extensibility by embedding the
  * structure length (argsz) and flags into structures passed between