virtual_oss_io_limit
struct virtual_oss_io_limit io_lim;
#define VIRTUAL_OSS_SET_DEV_LIMIT _IOW('O', 19, struct virtual_oss_io_limit)
#define VIRTUAL_OSS_GET_DEV_LIMIT _IOWR('O', 20, struct virtual_oss_io_limit)
#define VIRTUAL_OSS_SET_LOOP_LIMIT _IOW('O', 21, struct virtual_oss_io_limit)
#define VIRTUAL_OSS_GET_LOOP_LIMIT _IOWR('O', 22, struct virtual_oss_io_limit)