LO_FLAGS_READ_ONLY	1
/* Added in v2.6.11-732-gf3f28e4, Removed in v3.2-rc1~49^2~5^2~3 */
LO_FLAGS_USE_AOPS	2
/* Added in v2.6.25-rc1~758 */
LO_FLAGS_AUTOCLEAR	4
/* Added in v3.2-rc1~48^2~7 */
LO_FLAGS_PARTSCAN	8
/* Added in v4.4-rc1~133^2~22 */
LO_FLAGS_DIRECT_IO	16