// ntifs.h
typedef enum _FILE_STORAGE_TIER_CLASS {
  FileStorageTierClassUnspecified,
  FileStorageTierClassCapacity,
  FileStorageTierClassPerformance,
  FileStorageTierClassMax
} FILE_STORAGE_TIER_CLASS, *PFILE_STORAGE_TIER_CLASS;
View the official Windows Driver Kit DDI referenceNo description available.
Defines values for the type of desired storage class.
FileStorageTierClassUnspecifiedUnspecified class type.
FileStorageTierClassCapacityClass capacity.
FileStorageTierClassPerformanceClass performance.
FileStorageTierClassMaxEnd of this enumeration.
FILE_DESIRED_STORAGE_CLASS_INFORMATION