mtd_oob_buf64 195 include/uapi/mtd/mtd-abi.h #define MEMWRITEOOB64 _IOWR('M', 21, struct mtd_oob_buf64) mtd_oob_buf64 197 include/uapi/mtd/mtd-abi.h #define MEMREADOOB64 _IOWR('M', 22, struct mtd_oob_buf64)