FltCurrentOplockH - NtDoc

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

BOOLEAN FLTAPI FltCurrentOplockH(
  [in] POPLOCK Oplock
);
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (nf-fltkernel-fltcurrentoplockh)

FltCurrentOplockH function

Description

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

Parameters

Oplock [in]

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

Return value

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

Remarks

FltCurrentOplockH returns FALSE if no CACHE_HANDLE_LEVEL opportunistic locks are currently held.

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

See also

FltInitializeOplock

FsRtlCurrentOplockH

View the official Windows Driver Kit DDI reference

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