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FsRtlFastUnlockAllByKey function (ntifs.h)
The FsRtlFastUnlockAllByKey routine releases all byte-range locks that were acquired by the specified process, with the specified key value, for a file.
Syntax
NTSTATUS FsRtlFastUnlockAllByKey(
[in] PFILE_LOCK FileLock,
[in] PFILE_OBJECT FileObject,
[in] PEPROCESS ProcessId,
[in] ULONG Key,
[in, optional] PVOID Context
);
Parameters
[in] FileLock
A pointer to the FILE_LOCK structure for the file. This structure must have been initialized by a previous call to FsRtlAllocateFileLock or FsRtlInitializeFileLock.
[in] FileObject
A pointer to the file object for the file.
[in] ProcessId
A pointer to the process ID for the process.
[in] Key
The key value.
[in, optional] Context
Optional context pointer to be used when completing IRPs.
Return value
FsRtlFastUnlockAllByKey returns STATUS_SUCCESS or an error status code such as STATUS_RANGE_NOT_LOCKED.
Remarks
After releasing the byte-range locks, FsRtlFastUnlockAllByKey completes any currently queued lock IRPs that can now be completed.
Requirements
| Requirement | Value |
|---|---|
| Target Platform | Universal |
| Header | ntifs.h (include Ntifs.h) |
| Library | NtosKrnl.lib |
| DLL | NtosKrnl.exe |
| IRQL | <= APC_LEVEL |
| DDI compliance rules | HwStorPortProhibitedDDIs(storport) |
See also
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