On Wed 26-07-17 13:17:38, Heiko Carstens wrote: [...] > diff --git a/mm/page_alloc.c b/mm/page_alloc.c > index 6d30e914afb6..fc32aa81f359 100644 > --- a/mm/page_alloc.c > +++ b/mm/page_alloc.c > @@ -4891,9 +4891,11 @@ int numa_zonelist_order_handler(struct ctl_table *table, int write, > NUMA_ZONELIST_ORDER_LEN); > user_zonelist_order = oldval; > } else if (oldval != user_zonelist_order) { > + mem_hotplug_begin(); > mutex_lock(&zonelists_mutex); > build_all_zonelists(NULL, NULL); > mutex_unlock(&zonelists_mutex); > + mem_hotplug_done(); > } > } > out: Please note that this code has been removed by http://lkml.kernel.org/r/20170721143915.14161-2-mhocko@xxxxxxxxxx. It will get to linux-next as soon as Andrew releases a new version mmotm tree. -- Michal Hocko SUSE Labs -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>