diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 7f4c66f..8e83f02 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -2807,7 +2807,7 @@
 	alloc_size = zone->wait_table_hash_nr_entries
 					* sizeof(wait_queue_head_t);
 
- 	if (system_state == SYSTEM_BOOTING) {
+	if (!slab_is_available()) {
 		zone->wait_table = (wait_queue_head_t *)
 			alloc_bootmem_node(pgdat, alloc_size);
 	} else {