-#define pfn_to_page(pfn) virt_to_page(pfn_to_virt(pfn))
-#define page_to_pfn(page) virt_to_pfn(page_to_virt(page))
+static inline __attribute_const__ int __virt_to_node_shift(void)
+{
+ int shift;
+
+ asm (
+ "1: moveq #0,%0\n"
+ m68k_fixup(%c1, 1b)
+ : "=d" (shift)
+ : "i" (m68k_fixup_vnode_shift));
+ return shift;
+}
+
+#define __virt_to_node(addr) (pg_data_table[(unsigned long)(addr) >> __virt_to_node_shift()])
+#endif
+
+#define virt_to_page(addr) ({ \
+ pfn_to_page(virt_to_pfn(addr)); \
+})
+#define page_to_virt(page) ({ \
+ pfn_to_virt(page_to_pfn(page)); \
+})
+
+#define pfn_to_page(pfn) ({ \
+ unsigned long __pfn = (pfn); \
+ struct pglist_data *pgdat; \
+ pgdat = __virt_to_node((unsigned long)pfn_to_virt(__pfn)); \
+ pgdat->node_mem_map + (__pfn - pgdat->node_start_pfn); \
+})
+#define page_to_pfn(_page) ({ \
+ struct page *__p = (_page); \
+ struct pglist_data *pgdat; \
+ pgdat = &pg_data_map[page_to_nid(__p)]; \
+ ((__p) - pgdat->node_mem_map) + pgdat->node_start_pfn; \
+})