diff options
Diffstat (limited to 'include/uapi')
-rw-r--r-- | include/uapi/linux/vfio.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/uapi/linux/vfio.h b/include/uapi/linux/vfio.h index 460fdf2e26f1..cb9023d4f063 100644 --- a/include/uapi/linux/vfio.h +++ b/include/uapi/linux/vfio.h @@ -24,6 +24,11 @@ #define VFIO_TYPE1_IOMMU 1 #define VFIO_SPAPR_TCE_IOMMU 2 #define VFIO_TYPE1v2_IOMMU 3 +/* + * IOMMU enforces DMA cache coherence (ex. PCIe NoSnoop stripping). This + * capability is subject to change as groups are added or removed. + */ +#define VFIO_DMA_CC_IOMMU 4 /* * The IOCTL interface is designed for extensibility by embedding the |