// d3dkmthk.h

PFND3DKMT_RELEASEKEYEDMUTEX2 Pfnd3dkmtReleasekeyedmutex2;

NTSTATUS Pfnd3dkmtReleasekeyedmutex2(
  D3DKMT_RELEASEKEYEDMUTEX2 *unnamedParam1
)
{...}
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Windows Driver Kit DDI reference (nc-d3dkmthk-pfnd3dkmt_releasekeyedmutex2)

PFND3DKMT_RELEASEKEYEDMUTEX2 callback function

Description

Releases a keyed mutex object that includes private data.

Parameters

`unnamedParam1`

pData [in, out]

A pointer to a D3DKMT_RELEASEKEYEDMUTEX2 structure that specifies the keyed mutex object to release.

Return value

Returns one of the following values.

Return code	Description
STATUS_SUCCESS	The keyed mutex object was successfully released.
STATUS_DEVICE_REMOVED	The graphics adapter was stopped or the display device was reset.
STATUS_INVALID_PARAMETER	Parameters were validated and determined to be incorrect.
STATUS_NO_MEMORY	D3DKMTReleaseKeyedMutex2 could not complete because of insufficient memory.

This function might also return other NTSTATUS values.

Remarks

D3DKMTReleaseKeyedMutex2 behaves like the D3DKMTReleaseKeyedMutex function but lets the caller specify private data to associate with the keyed mutex.

PFND3DKMT_RELEASEKEYEDMUTEX2 - NtDoc