x86, mm: Unify kernel_physical_mapping_init() API

This patch changes the 32-bit version of kernel_physical_mapping_init() to
return the last mapped address like the 64-bit one so that we can unify the
call-site in init_memory_mapping().

Cc: Yinghai Lu <yinghai@kernel.org>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
LKML-Reference: <alpine.DEB.2.00.1002241703570.1180@melkki.cs.helsinki.fi>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>

1 files changed, 0 insertions, 7 deletions

diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c
index d406c5239019..e71c5cbc8f35 100644
--- a/arch/x86/mm/init.c
+++ b/arch/x86/mm/init.c
@@ -266,16 +266,9 @@ unsigned long __init_refok init_memory_mapping(unsigned long start,
         if (!after_bootmem)
                 find_early_table_space(end, use_pse, use_gbpages);
 
-#ifdef CONFIG_X86_32
-        for (i = 0; i < nr_range; i++)
-                kernel_physical_mapping_init(mr[i].start, mr[i].end,
-                                             mr[i].page_size_mask);
-        ret = end;
-#else /* CONFIG_X86_64 */
         for (i = 0; i < nr_range; i++)
                 ret = kernel_physical_mapping_init(mr[i].start, mr[i].end,
                                                    mr[i].page_size_mask);
-#endif
 
 #ifdef CONFIG_X86_32
         early_ioremap_page_table_range_init();