PRIORITY_HINT enumeration
Defines values that are used with the FILE_IO_PRIORITY_HINT_INFO structure to specify the priority hint for a file I/O operation.
Syntax
typedef enum _PRIORITY_HINT { IoPriorityHintVeryLow = 0, IoPriorityHintLow, IoPriorityHintNormal, MaximumIoPriorityHintType } PRIORITY_HINT;
Constants
- IoPriorityHintVeryLow
-
The lowest possible priority hint level. The system uses this value for background I/O operations.
- IoPriorityHintLow
-
A low-priority hint level.
- IoPriorityHintNormal
-
A normal-priority hint level. This value is the default setting for an I/O operation.
- MaximumIoPriorityHintType
-
This value is used for validation. Supported values are less than this value.
Requirements
|
Minimum supported client |
Windows Vista [desktop apps only] |
|---|---|
|
Minimum supported server |
Windows Server 2008 [desktop apps only] |
|
Header |
|
See also