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-rw-r--r--mm/memory_hotplug.c7
1 files changed, 0 insertions, 7 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index c4df7d3c64d1..2f0c7ebc7624 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -1081,13 +1081,6 @@ int try_online_node(int nid)
node_set_online(nid);
ret = register_one_node(nid);
BUG_ON(ret);
-
- if (pgdat->node_zonelists->_zonerefs->zone == NULL) {
- mutex_lock(&zonelists_mutex);
- build_all_zonelists(NULL);
- mutex_unlock(&zonelists_mutex);
- }
-
out:
mem_hotplug_done();
return ret;