[PATCH] unify pfn_to_page take3 [11/23] m32r pfn_to_page

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

m32r can use generic funcs.

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

Index: testtree/include/asm-m32r/mmzone.h
===================================================================
--- testtree.orig/include/asm-m32r/mmzone.h
+++ testtree/include/asm-m32r/mmzone.h
@@ -21,20 +21,6 @@ extern struct pglist_data *node_data[];
 	__pgdat->node_start_pfn + __pgdat->node_spanned_pages - 1;	\
 })

-#define pfn_to_page(pfn)						\
-({									\
-	unsigned long __pfn = pfn;					\
-	int __node  = pfn_to_nid(__pfn);				\
-	&NODE_DATA(__node)->node_mem_map[node_localnr(__pfn,__node)];	\
-})
-
-#define page_to_pfn(pg)							\
-({									\
-	struct page *__page = pg;					\
-	struct zone *__zone = page_zone(__page);			\
-	(unsigned long)(__page - __zone->zone_mem_map)			\
-		+ __zone->zone_start_pfn;				\
-})
 #define pmd_page(pmd)		(pfn_to_page(pmd_val(pmd) >> PAGE_SHIFT))
 /*
  * pfn_valid should be made as fast as possible, and the current definition
Index: testtree/include/asm-m32r/page.h
===================================================================
--- testtree.orig/include/asm-m32r/page.h
+++ testtree/include/asm-m32r/page.h
@@ -76,9 +76,7 @@ typedef struct { unsigned long pgprot; }

 #ifndef CONFIG_DISCONTIGMEM
 #define PFN_BASE		(CONFIG_MEMORY_START >> PAGE_SHIFT)
-#define pfn_to_page(pfn)	(mem_map + ((pfn) - PFN_BASE))
-#define page_to_pfn(page)	\
-	((unsigned long)((page) - mem_map) + PFN_BASE)
+#define ARCH_PFN_OFFSET		PFN_BASE
 #define pfn_valid(pfn)		(((pfn) - PFN_BASE) < max_mapnr)
 #endif  /* !CONFIG_DISCONTIGMEM */

@@ -92,6 +90,7 @@ typedef struct { unsigned long pgprot; }

 #endif /* __KERNEL__ */

+#include <asm-generic/memory_model.h>
 #include <asm-generic/page.h>

 #endif /* _ASM_M32R_PAGE_H */

-
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