x86: e820 merge parsing of the mem=/memmap= boot parameters

since we now have 32-bit support for e820_register_active_regions(),
we can merge the parsing of the mem=/memmap= boot parameters.

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/include/asm-x86/e820.h b/include/asm-x86/e820.h
index 8aa3232..a5959e3 100644
--- a/include/asm-x86/e820.h
+++ b/include/asm-x86/e820.h
@@ -98,6 +98,8 @@
 extern void e820_register_active_regions(int nid, unsigned long start_pfn,
 					 unsigned long end_pfn);
 extern u64 e820_hole_size(u64 start, u64 end);
+extern void finish_e820_parsing(void);
+
 #endif /* __ASSEMBLY__ */
 
 #define ISA_START_ADDRESS	0xa0000
diff --git a/include/asm-x86/e820_32.h b/include/asm-x86/e820_32.h
index 212b74c..9135ce6 100644
--- a/include/asm-x86/e820_32.h
+++ b/include/asm-x86/e820_32.h
@@ -19,9 +19,7 @@
 #ifndef __ASSEMBLY__
 
 extern void setup_memory_map(void);
-extern void finish_e820_parsing(void);
 
-extern void limit_regions(unsigned long long size);
 extern void init_iomem_resources(struct resource *code_resource,
 				 struct resource *data_resource,
 				 struct resource *bss_resource);
diff --git a/include/asm-x86/e820_64.h b/include/asm-x86/e820_64.h
index 368585d..478547c 100644
--- a/include/asm-x86/e820_64.h
+++ b/include/asm-x86/e820_64.h
@@ -22,8 +22,6 @@
 extern int e820_all_non_reserved(unsigned long start, unsigned long end);
 extern int is_memory_all_valid(unsigned long start, unsigned long end);
 
-extern void finish_e820_parsing(void);
-
 #endif/*!__ASSEMBLY__*/
 
 #endif/*__E820_HEADER*/