DXGKARGCB_CLOSE_PHYSICAL_MEMORY_OBJECT structure (d3dkmddi.h)
The DXGKARGCB_CLOSE_PHYSICAL_MEMORY_OBJECT structure contains the information used by the DXGKCB_CLOSEPHYSICALMEMORYOBJECT callback function to close a physical memory object.
Syntax
typedef struct _DXGKARGCB_CLOSE_PHYSICAL_MEMORY_OBJECT {
HANDLE hAdapterMemoryObject;
} DXGKARGCB_CLOSE_PHYSICAL_MEMORY_OBJECT;
Members
hAdapterMemoryObject
The adapter memory object to close.
Remarks
If the driver chooses to specify hAdapterMemoryObject as part of the DXGKCB_DESTROYPHYSICALMEMORYOBJECT call, then it is not necessary to close it via DXGKCB_CLOSEPHYSICALMEMORYOBJECT as well.
See IOMMU DMA remapping for more information.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported server | Windows Server 2022 (WDDM 2.9) |
| Header | d3dkmddi.h |
See also
DXGKCB_CLOSEPHYSICALMEMORYOBJECT