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Clear up some confusion about the IRP_MJ_LOCK_CONTROL #3927

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Clear up some confusion about the IRP_MJ_LOCK_CONTROL #3927

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6 changes: 3 additions & 3 deletions windows-driver-docs-pr/ifs/flt-parameters-for-irp-mj-lock-control.md
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Expand Up @@ -45,11 +45,11 @@ typedef union _FLT_PARAMETERS {

- **ByteOffset**: Starting byte offset within the file of the range to be locked.

- **ProcessId**: Opaque pointer to the process object for the process that requested the byte-range lock.
- **ProcessId**: Opaque pointer to the process object for the process that requested the byte-range lock. Although fltKerrnel.h, states: "Only meaningful for FastIo locking operations" this is always populated. It is distiguished from the value returned by FltGetRequestorProcess because.....

- **FailImmediately**: Boolean value specifying whether the lock request should fail if the lock cannot be granted immediately. This member is set to **FALSE** if the requesting thread can be put into a wait state until the request is granted or **TRUE** if it cannot.
- **FailImmediately**: Boolean value specifying whether the lock request should fail if the lock cannot be granted immediately. This member is set to **FALSE** if the requesting thread can be put into a wait state until the request is granted or **TRUE** if it cannot. Although fltKerrnel.h, states: "Only meaningful for FastIo locking operations" this is always populated.

- **ExclusiveLock**: Boolean value specifying whether an exclusive lock is requested. This member is set to **TRUE** if an exclusive lock is requested or **FALSE** if a shared lock is requested.
- **ExclusiveLock**: Boolean value specifying whether an exclusive lock is requested. This member is set to **TRUE** if an exclusive lock is requested or **FALSE** if a shared lock is requested. Although fltKerrnel.h, states: "Only meaningful for FastIo locking operations" this is always populated.

## Remarks

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