X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;ds=sidebyside;f=include%2Fasm-m32r%2Fmmzone.h;h=adc7970a77ec113b5f4f561e1b5c02ef78a3f58b;hb=987b0145d94eecf292d8b301228356f44611ab7c;hp=9f3b5accda88a0b9d9c275b6c1cd9b69ce9e50f7;hpb=f7ed79d23a47594e7834d66a8f14449796d4f3e6;p=linux-2.6.git

diff --git a/include/asm-m32r/mmzone.h b/include/asm-m32r/mmzone.h
index 9f3b5accd..adc7970a7 100644
--- a/include/asm-m32r/mmzone.h
+++ b/include/asm-m32r/mmzone.h
@@ -21,6 +21,20 @@ 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