FSCTL_QUERY_REGION_INFO_INPUT structure

Contains the storage tier regions from the storage stack for a particular volume.

Syntax

typedef struct _FSCTL_QUERY_REGION_INFO_INPUT {
  DWORD Version;
  DWORD Size;
  DWORD Flags;
  DWORD NumberOfTierIds;
  GUID  TierIds[ANYSIZE_ARRAY];
} FSCTL_QUERY_REGION_INFO_INPUT, *PFSCTL_QUERY_REGION_INFO_INPUT;

Members

Version

The size of this structure serves as the version. Set it to sizeof(FSCTL_QUERY_REGION_INFO_INPUT).

Size

The size of this structure in bytes.

Flags

Reserved for future use.

NumberOfTierIds

Number of entries in TierIds, 0 to request IDs for the entire volume.

TierIds

Array of storage tiers (represented by GUID values) for which to return information.

Requirements

   
Minimum supported client None supported
Minimum supported server Windows Server 2012 R2
Header winioctl.h