zone->present_pages += onlined_pages;
zone->zone_pgdat->node_present_pages += onlined_pages;
- if (need_zonelists_rebuild)
- build_all_zonelists(zone);
- else
- zone_pcp_update(zone);
+ if (onlined_pages) {
+ node_set_state(zone_to_nid(zone), N_HIGH_MEMORY);
+ if (need_zonelists_rebuild)
+ build_all_zonelists(zone);
+ else
+ zone_pcp_update(zone);
+ }
mutex_unlock(&zonelists_mutex);
init_per_zone_wmark_min();
- if (onlined_pages) {
+ if (onlined_pages)
kswapd_run(zone_to_nid(zone));
- node_set_state(zone_to_nid(zone), N_HIGH_MEMORY);
- }
vm_total_pages = nr_free_pagecache_pages();