s390_ctrset_cpudata
struct s390_ctrset_cpudata data[];
(bytes + sizeof(((struct s390_ctrset_cpudata *)0)->cpu_nr) +
sizeof(((struct s390_ctrset_cpudata *)0)->no_sets));
struct s390_ctrset_cpudata __user *ctrset_cpudata;
uptr += sizeof(struct s390_ctrset_cpudata) + cpuhw->used;