1 files changed, 1 insertions, 1 deletions

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index a34d9fcf1339..f2c56a13b065 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -3372,7 +3372,7 @@ static void wake_all_kswapds(unsigned int order, const struct alloc_context *ac)
         for_each_zone_zonelist_nodemask(zone, z, ac->zonelist,
                                         ac->high_zoneidx, ac->nodemask) {
                 if (last_pgdat != zone->zone_pgdat)
-                        wakeup_kswapd(zone, order, ac_classzone_idx(ac));
+                        wakeup_kswapd(zone, order, ac->high_zoneidx);
                 last_pgdat = zone->zone_pgdat;
         }
 }