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DXGKARGCB_UNMAPMDLFROMIOMMU structure (d3dkmddi.h)

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The DXGKARGCB_UNMAPMDLFROMIOMMU structure contains the arguments used by the DXGKCB_UNMAPMDLFROMIOMMU callback function to release the mapping that was set by DXGKCB_MAPMDLTOIOMMU.

Syntax

typedef struct _DXGKARGCB_UNMAPMDLFROMIOMMU {
  [in] HANDLE hMemoryHandle;
} DXGKARGCB_UNMAPMDLFROMIOMMU;

Members

[in] hMemoryHandle

A Dxgkrnl tracking handle for the allocation to be released.

Remarks

See IOMMU-based GPU isolation for more information.

Requirements

Requirement Value
Minimum supported client Windows 10, version 1803 (WDDM 2.4)
Header d3dkmddi.h

See also

DXGKCB_UNMAPMDLFROMIOMMU