[PATCH] unify pfn_to_page take3 [12/23] mips pfn_to_page

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

MIPS can use generic funcs.

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

Index: testtree/include/asm-mips/mmzone.h
===================================================================
--- testtree.orig/include/asm-mips/mmzone.h
+++ testtree/include/asm-mips/mmzone.h
@@ -22,20 +22,6 @@
 		       NODE_DATA(__n)->node_spanned_pages) : 0);\
 })

-#define pfn_to_page(pfn)					\
-({								\
- 	unsigned long __pfn = (pfn);				\
-	pg_data_t *__pg = NODE_DATA(pfn_to_nid(__pfn));		\
-	__pg->node_mem_map + (__pfn - __pg->node_start_pfn);	\
-})
-
-#define page_to_pfn(p)						\
-({								\
-	struct page *__p = (p);					\
-	struct zone *__z = page_zone(__p);			\
-	((__p - __z->zone_mem_map) + __z->zone_start_pfn);	\
-})
-
 /* XXX: FIXME -- wli */
 #define kern_addr_valid(addr)	(0)

Index: testtree/include/asm-mips/page.h
===================================================================
--- testtree.orig/include/asm-mips/page.h
+++ testtree/include/asm-mips/page.h
@@ -17,6 +17,7 @@

 #endif

+
 /*
  * PAGE_SHIFT determines the page size
  */
@@ -140,8 +141,6 @@ typedef struct { unsigned long pgprot; }
 #define pfn_to_kaddr(pfn)	__va((pfn) << PAGE_SHIFT)

 #ifndef CONFIG_NEED_MULTIPLE_NODES
-#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)
 #endif

@@ -160,6 +159,7 @@ typedef struct { unsigned long pgprot; }
 #define WANT_PAGE_VIRTUAL
 #endif

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

 #endif /* _ASM_PAGE_H */

-
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