7b8da4c7f077 ("vmstat: get rid of the ugly cpu_stat_off variable")
f01f17d3705b ("mm, vmstat: make quiet_vmstat lighter")
587198ba5206 ("vmstat: Remove BUG_ON from vmstat_update")
0eb77e988032 ("vmstat: make vmstat_updater deferrable again and shut down on idle")