[PATCH] unify pfn_to_page take 2 [9/25] frv funcs

[KAMEZAWA Hiroyuki]

FRV can use generic funcs.

Signed-Off-By: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Index: test-layout-free-zone/include/asm-frv/page.h
===================================================================
--- test-layout-free-zone.orig/include/asm-frv/page.h
+++ test-layout-free-zone/include/asm-frv/page.h
@@ -57,13 +57,10 @@ extern unsigned long min_low_pfn;
 extern unsigned long max_pfn;

 #ifdef CONFIG_MMU
-#define pfn_to_page(pfn)	(mem_map + (pfn))
-#define page_to_pfn(page)	((unsigned long) ((page) - mem_map))
 #define pfn_valid(pfn)		((pfn) < max_mapnr)

 #else
-#define pfn_to_page(pfn)	(&mem_map[(pfn) - (PAGE_OFFSET >> PAGE_SHIFT)])
-#define page_to_pfn(page)	((PAGE_OFFSET >> PAGE_SHIFT) + (unsigned long) ((page) - mem_map))
+#define ARCH_PFN_OFFSET		(PAGE_OFFSET >> PAGE_SHIFT)
 #define pfn_valid(pfn)		((pfn) >= min_low_pfn && (pfn) < max_low_pfn)

 #endif

-
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