ubi_map_req 496 drivers/mtd/ubi/cdev.c struct ubi_map_req req; ubi_map_req 498 drivers/mtd/ubi/cdev.c err = copy_from_user(&req, argp, sizeof(struct ubi_map_req)); ubi_map_req 202 include/uapi/mtd/ubi-user.h #define UBI_IOCEBMAP _IOW(UBI_VOL_IOC_MAGIC, 3, struct ubi_map_req)