PFND3DKMT_ACQUIREKEYEDMUTEX - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
// d3dkmthk.h

PFND3DKMT_ACQUIREKEYEDMUTEX Pfnd3dkmtAcquirekeyedmutex;

NTSTATUS Pfnd3dkmtAcquirekeyedmutex(
  [in, out] D3DKMT_ACQUIREKEYEDMUTEX *unnamedParam1
)
{...}
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Windows Driver Kit DDI reference (nc-d3dkmthk-pfnd3dkmt_acquirekeyedmutex)

PFND3DKMT_ACQUIREKEYEDMUTEX callback function

Description

The D3DKMTAcquireKeyedMutex function acquires a keyed mutex object.

Parameters

unnamedParam1 [in, out]

A pointer to a D3DKMT_ACQUIREKEYEDMUTEX structure that specifies the keyed mutex object to acquire.

Return value

D3DKMTAcquireKeyedMutex returns one of the following values:

Return code Description
STATUS_SUCCESS The keyed mutex object was successfully acquired.
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 D3DKMTAcquireKeyedMutex could not complete because of insufficient memory.

This function might also return other NTSTATUS values.

See also

D3DKMT_ACQUIREKEYEDMUTEX

View the official Windows Driver Kit DDI reference

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