1 files changed, 5 insertions, 2 deletions

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 03a386d24ef..fd8e3ca0cf3 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1464,8 +1464,11 @@ this_zone_full:
                 if (NUMA_BUILD)
                         zlc_mark_zone_full(zonelist, z);
 try_next_zone:
-                if (NUMA_BUILD && !did_zlc_setup) {
-                        /* we do zlc_setup after the first zone is tried */
+                if (NUMA_BUILD && !did_zlc_setup && num_online_nodes() > 1) {
+                        /*
+                         * we do zlc_setup after the first zone is tried but only
+                         * if there are multiple nodes make it worthwhile
+                         */
                         allowednodes = zlc_setup(zonelist, alloc_flags);
                         zlc_active = 1;
                         did_zlc_setup = 1;