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-rw-r--r--mm/migrate.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/mm/migrate.c b/mm/migrate.c
index bad3039d16..a6999ce57e 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -2517,6 +2517,14 @@ static int numamigrate_isolate_folio(pg_data_t *pgdat, struct folio *folio)
if (managed_zone(pgdat->node_zones + z))
break;
}
+
+ /*
+ * If there are no managed zones, it should not proceed
+ * further.
+ */
+ if (z < 0)
+ return 0;
+
wakeup_kswapd(pgdat->node_zones + z, 0,
folio_order(folio), ZONE_MOVABLE);
return 0;