[PATCH] unify pfn_to_page: sh64 pfn_to_page

sh64 can use generic funcs.

Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Richard Curnow <rc@rc0.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 2 insertions, 3 deletions

diff --git a/include/asm-sh64/page.h b/include/asm-sh64/page.h
index c86df90f7cbd..e4937cdabebd 100644
--- a/include/asm-sh64/page.h
+++ b/include/asm-sh64/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         (PFN_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_SH64_PAGE_H */