mm/PARISC: prepare for killing free_all_bootmem_node()

Prepare for killing free_all_bootmem_node() by using free_all_bootmem().
Signed-off-by: NJiang Liu <jiang.liu@huawei.com>
Cc: "James E.J. Bottomley" <jejb@parisc-linux.org>
Cc: Helge Deller <deller@gmx.de>
Cc: Michal Hocko <mhocko@suse.cz>
Cc: David Rientjes <rientjes@google.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

arch/parisc/mm/init.c

@@ -585,18 +585,8 @@ void __init mem_init(void)
 			> BITS_PER_LONG);
 
 	high_memory = __va((max_pfn << PAGE_SHIFT));
-
-#ifndef CONFIG_DISCONTIGMEM
-	max_mapnr = page_to_pfn(virt_to_page(high_memory - 1)) + 1;
+	set_max_mapnr(page_to_pfn(virt_to_page(high_memory - 1)) + 1);
 	free_all_bootmem();
-#else
-	{
-		int i;
-
-		for (i = 0; i < npmem_ranges; i++)
-			free_all_bootmem_node(NODE_DATA(i));
-	}
-#endif
 
 #ifdef CONFIG_PA11
 	if (hppa_dma_ops == &pcxl_dma_ops) {