CPUACCT_STAT_USER
case CPUACCT_STAT_USER:
return __cpuusage_read(css, CPUACCT_STAT_USER);
[CPUACCT_STAT_USER] = "user",
return __cpuacct_percpu_seq_show(m, CPUACCT_STAT_USER);
&val[CPUACCT_STAT_USER], &val[CPUACCT_STAT_SYSTEM]);