FltCurrentOplock routine

A minifilter driver calls the FltCurrentOplock routine to determine whether there are any opportunistic locks (oplocks) on a file.

Syntax


BOOLEAN FltCurrentOplock(
  _In_ POPLOCK Oplock
);

Parameters

Oplock [in]

An opaque oplock pointer for the file. This pointer must have been initialized by a previous call to FltInitializeOplock.

Return value

FltCurrentOplock returns TRUE if there are oplocks that are currently being held. Otherwise, it returns FALSE.

Remarks

FltCurrentOplock returns FALSE if no opportunistic locks are currently held.

For more information about opportunistic locks, see the Microsoft Windows SDK documentation.

Requirements

Target platform

Universal

Version

The FltCurrentOplock routine is available starting with Windows 7.

Header

Fltkernel.h (include Fltkernel.h)

Library

FltMgr.lib

IRQL

<= APC_LEVEL

See also

FltInitializeOplock
FsRtlCurrentOplock

 

 

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