CMS_IDLE
new_cpu_mstate(CMS_IDLE, gethrtime_unscaled());
GET_CPU_MSTATE_CNT(CMS_IDLE, idle_cnt);
cpudrvpm->lastquan_mstate[CMS_IDLE] = 0;
if (csskd->cpu_nsec_idle.value.ui64 > msnsecs[CMS_IDLE])
msnsecs[CMS_IDLE] = csskd->cpu_nsec_idle.value.ui64;
csskd->cpu_nsec_idle.value.ui64 = msnsecs[CMS_IDLE];
msnsecs[CMS_IDLE] = NSEC_TO_TICK(msnsecs[CMS_IDLE]);
if (cso->cpu_sysinfo.cpu[CPU_IDLE] < msnsecs[CMS_IDLE])
cso->cpu_sysinfo.cpu[CPU_IDLE] = msnsecs[CMS_IDLE];