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