MPIO_DRIVE_INFO - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
// mpiowmi.h

typedef struct _MPIO_DRIVE_INFO {
  ULONG NumberPaths;
  WCHAR Name[63 + 1];
  WCHAR SerialNumber[63 + 1];
  WCHAR DsmName[63 + 1];
} MPIO_DRIVE_INFO, *PMPIO_DRIVE_INFO;
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (ns-mpiowmi-_mpio_drive_info)

_MPIO_DRIVE_INFO structure

Description

The MPIO_DRIVE_INFO structure represents a multi-path disk in the system.

Members

NumberPaths

An unsigned 32-bitfield that represents the number of paths to the LUN.

Name

A string field (of maximum length 63 characters) that returns the device name that was created by MPIO for the LUN.

SerialNumber

A string field (of maximum length 63 characters) that returns the serial number that was created for the LUN by either the DSM or by MPIO itself.

DsmName

A string field (of maximum length 63 characters) that returns the friendly name of the controlling DSM for the device.

View the official Windows Driver Kit DDI reference

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