diff --git a/mm/nobootmem.c b/mm/nobootmem.c
index bd82f6b314114dc937bea707a70072b299860a08..ecc2f13d557d3b28f5bb82b3d5dca2e621cfcf9c 100644
--- a/mm/nobootmem.c
+++ b/mm/nobootmem.c
@@ -137,20 +137,6 @@ unsigned long __init free_low_memory_core_early(int nodeid)
 	return count;
 }
 
-/**
- * free_all_bootmem_node - release a node's free pages to the buddy allocator
- * @pgdat: node to be released
- *
- * Returns the number of pages actually released.
- */
-unsigned long __init free_all_bootmem_node(pg_data_t *pgdat)
-{
-	register_page_bootmem_info_node(pgdat);
-
-	/* free_low_memory_core_early(MAX_NUMNODES) will be called later */
-	return 0;
-}
-
 /**
  * free_all_bootmem - release free pages to the buddy allocator
  *