[PATCH] unify pfn_to_page: sh pfn_to_page

sh can use generic funcs.

Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Kazumoto Kojima <kkojima@rr.iij4u.or.jp>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/include/asm-sh/page.h b/include/asm-sh/page.h
index 972c3f6..9c89287 100644 (file)
--- a/include/asm-sh/page.h
+++ b/include/asm-sh/page.h
@@ -105,9 +105,7 @@ typedef struct { unsigned long pgprot; } pgprot_t;
 
 /* PFN start number, because of __MEMORY_START */
 #define PFN_START              (__MEMORY_START >> PAGE_SHIFT)
-
-#define pfn_to_page(pfn)       (mem_map + (pfn) - PFN_START)
-#define page_to_pfn(page)      ((unsigned long)((page) - mem_map) + PFN_START)
+#define ARCH_PFN_OFFSET                (FPN_START)
 #define virt_to_page(kaddr)    pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
 #define pfn_valid(pfn)         (((pfn) - PFN_START) < max_mapnr)
 #define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
@@ -117,6 +115,7 @@ typedef struct { unsigned long pgprot; } pgprot_t;
 
 #endif /* __KERNEL__ */
 
+#include <asm-generic/memory_model.h>
 #include <asm-generic/page.h>
 
 #endif /* __ASM_SH_PAGE_H */