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DEVICE_TRIM_DESCRIPTOR structure

Used in conjunction with the IOCTL_STORAGE_QUERY_PROPERTY request to retrieve the trim descriptor data for a device.

Syntax


typedef struct _DEVICE_TRIM_DESCRIPTOR {
  DWORD   Version;
  DWORD   Size;
  BOOLEAN TrimEnabled;
} DEVICE_TRIM_DESCRIPTOR, *PDEVICE_TRIM_DESCRIPTOR;

Members

Version

Contains the size of this structure, in bytes. The value of this member will change as members are added to the structure.

Size

Specifies the total size of the data returned, in bytes. This may include data that follows this structure.

TrimEnabled

Specifies whether trim is enabled for the device.

Requirements

Minimum supported client

Windows 7 [desktop apps only]

Minimum supported server

Windows Server 2008 R2 [desktop apps only]

Header

WinIoCtl.h (include Windows.h)

See also

Disk Management Structures
IOCTL_STORAGE_QUERY_PROPERTY

 

 

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