#define pgd_ERROR(e) \
printk("%s:%d: bad pgd %p(%08lx).\n", __FILE__, __LINE__, &(e), pgd_val(e))
+#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \
+ remap_pfn_range(vma, vaddr, pfn, size, prot)
+
extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; /* defined in head.S */