FltSetIoPriorityHintIntoCallbackData - NtDoc
Native API online documentation, based on the System Informer
(formerly Process Hacker) phnt
headers
// fltkernel.h
NTSTATUS FLTAPI FltSetIoPriorityHintIntoCallbackData(
[in] PFLT_CALLBACK_DATA Data,
[in] IO_PRIORITY_HINT PriorityHint
);
View the official Windows Driver Kit DDI referenceNo description available.
The FltSetIoPriorityHintIntoCallbackData routine is used by a minifilter driver to set the I/O priority information in callback data.
Data [in]A pointer to a FLT_CALLBACK_DATA structure that represents an I/O operation. This parameter is required and cannot be NULL.
PriorityHint [in]The IO_PRIORITY_HINT enumeration value to set for the I/O operation in the callback data pointed to by Data.
If this is a fast IO operation, the FltSetIoPriorityHintIntoCallbackData routine returns STATUS_SUCCESS.
| Return code | Description |
|---|---|
| STATUS_INVALID_PARAMETER | The value of the PriorityHint parameter is invalid. This is an error code. |
This routine is NONPAGED and can be called from paging I/O paths.
FltGetIoPriorityHintFromCallbackData
FltGetIoPriorityHintFromFileObject
FltGetIoPriorityHintFromThread
FltSetIoPriorityHintIntoFileObject
FltSetIoPriorityHintIntoThread