X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=mm%2Fmemory_hotplug.c;h=9c12ae5e3695af07d44b9d60fe3782fdb16903a5;hb=d9c2340052278d8eb2ffb16b0484f8f794def4de;hp=84279127fcd3ab935f922b4c7e1156bb205d9964;hpb=9af9fc45ddd3e315c51f87392b5048967e4343cd;p=linux-2.6

diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 84279127fc..9c12ae5e36 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -65,7 +65,7 @@ static int __add_zone(struct zone *zone, unsigned long phys_start_pfn)
 	int zone_type;
 
 	zone_type = zone - pgdat->node_zones;
-	if (!populated_zone(zone)) {
+	if (!zone->wait_table) {
 		int ret = 0;
 		ret = init_currently_empty_zone(zone, phys_start_pfn,
 						nr_pages, MEMMAP_HOTPLUG);
@@ -217,6 +217,10 @@ int online_pages(unsigned long pfn, unsigned long nr_pages)
 	zone->zone_pgdat->node_present_pages += onlined_pages;
 
 	setup_per_zone_pages_min();
+	if (onlined_pages) {
+		kswapd_run(zone_to_nid(zone));
+		node_set_state(zone_to_nid(zone), N_HIGH_MEMORY);
+	}
 
 	if (need_zonelists_rebuild)
 		build_all_zonelists();
@@ -271,9 +275,6 @@ int add_memory(int nid, u64 start, u64 size)
 		if (!pgdat)
 			return -ENOMEM;
 		new_pgdat = 1;
-		ret = kswapd_run(nid);
-		if (ret)
-			goto error;
 	}
 
 	/* call arch's memory hotadd */