Messages in this thread Patch in this message | | | From | Jacob Pan <> | Subject | [PATCH v2 01/10] iommu/vt-d: Introduce native SVM capable flag | Date | Mon, 18 Nov 2019 11:42:24 -0800 |
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Shared Virtual Memory(SVM) is based on a collective set of hardware features detected at runtime. There are requirements for matching CPU and IOMMU capabilities.
This patch introduces a flag which will be used to mark and test the capability of SVM.
Signed-off-by: Jacob Pan <jacob.jun.pan@linux.intel.com> Acked-by: Lu Baolu <baolu.lu@linux.intel.com> --- include/linux/intel-iommu.h | 1 + 1 file changed, 1 insertion(+)
diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h index ed11ef594378..63118991824c 100644 --- a/include/linux/intel-iommu.h +++ b/include/linux/intel-iommu.h @@ -433,6 +433,7 @@ enum { #define VTD_FLAG_TRANS_PRE_ENABLED (1 << 0) #define VTD_FLAG_IRQ_REMAP_PRE_ENABLED (1 << 1) +#define VTD_FLAG_SVM_CAPABLE (1 << 2) extern int intel_iommu_sm; -- 2.7.4
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