diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index 6a5b90d0cfd7cbd61f4bc679bb4313e7a374ac0d..b35016156c193194666062943cd8d5196db3f2d1 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -970,8 +970,13 @@ static int __ref offline_pages(unsigned long start_pfn, init_per_zone_wmark_min(); - if (!populated_zone(zone)) + if (!populated_zone(zone)) { zone_pcp_reset(zone); + mutex_lock(&zonelists_mutex); + build_all_zonelists(NULL, NULL); + mutex_unlock(&zonelists_mutex); + } else + zone_pcp_update(zone); if (!node_present_pages(node)) { node_clear_state(node, N_HIGH_MEMORY);