[RFC][PATCH] unify pfn_to_page [6/25] frv pfn_to_page/page_to_pfn

[KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>]

frv can use generic ones.

Signed-Off-By: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>

Index: cleanup_pfn_page/include/asm-frv/page.h
===================================================================
--- cleanup_pfn_page.orig/include/asm-frv/page.h
+++ cleanup_pfn_page/include/asm-frv/page.h
@@ -57,15 +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

 #define virt_to_page(kaddr)	pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)

-
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