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FltGetIoPriorityHintFromThread routine

The FltGetIoPriorityHintFromThread routine is used by a minifilter driver to get IO priority information from a thread.

Syntax


IO_PRIORITY_HINT FltGetIoPriorityHintFromThread(
  _In_  PETHREAD Thread
);

Parameters

Thread [in]

A pointer to the thread from which to retrieve priority information. This parameter is required and cannot be NULL.

Return value

The FltGetIoPriorityHintFromThread routine returns an IO priority hint retrieved from a thread.

If Thread does not have a priority, the routine returns IoPriorityNormal.

If an error occurs retrieving the priority, the routine returns IoPriorityNormal.

Remarks

This routine is NONPAGED and can be called from paging IO paths.

Requirements

Version

Available in Windows Vista and later Windows operating systems.

Header

Fltkernel.h (include FltKernel.h)

Library

FltMgr.lib

IRQL

<= DISPATCH_LEVEL

See also

FLT_CALLBACK_DATA
FltApplyPriorityInfoThread
FltGetIoPriorityHint
FltGetIoPriorityHintFromCallbackData
FltGetIoPriorityHintFromFileObject
FltRetrieveIoPriorityInfo
FltSetIoPriorityHintIntoCallbackData
FltSetIoPriorityHintIntoFileObject
FltSetIoPriorityHintIntoThread
IO_PRIORITY_INFO

 

 

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