diff --git a/include/linux/ioport.h b/include/linux/ioport.h
index 535bd95..d489523 100644
--- a/include/linux/ioport.h
+++ b/include/linux/ioport.h
@@ -98,31 +98,34 @@
 extern int release_resource(struct resource *new);
 extern __deprecated_for_modules int insert_resource(struct resource *parent, struct resource *new);
 extern int allocate_resource(struct resource *root, struct resource *new,
-			     unsigned long size,
-			     unsigned long min, unsigned long max,
-			     unsigned long align,
+			     resource_size_t size, resource_size_t min,
+			     resource_size_t max, resource_size_t align,
 			     void (*alignf)(void *, struct resource *,
-					    unsigned long, unsigned long),
+					    resource_size_t, resource_size_t),
 			     void *alignf_data);
-int adjust_resource(struct resource *res, unsigned long start,
-		    unsigned long size);
+int adjust_resource(struct resource *res, resource_size_t start,
+		    resource_size_t size);
 
 /* Convenience shorthand with allocation */
 #define request_region(start,n,name)	__request_region(&ioport_resource, (start), (n), (name))
 #define request_mem_region(start,n,name) __request_region(&iomem_resource, (start), (n), (name))
 #define rename_region(region, newname) do { (region)->name = (newname); } while (0)
 
-extern struct resource * __request_region(struct resource *, unsigned long start, unsigned long n, const char *name);
+extern struct resource * __request_region(struct resource *,
+					resource_size_t start,
+					resource_size_t n, const char *name);
 
 /* Compatibility cruft */
 #define release_region(start,n)	__release_region(&ioport_resource, (start), (n))
 #define check_mem_region(start,n)	__check_region(&iomem_resource, (start), (n))
 #define release_mem_region(start,n)	__release_region(&iomem_resource, (start), (n))
 
-extern int __check_region(struct resource *, unsigned long, unsigned long);
-extern void __release_region(struct resource *, unsigned long, unsigned long);
+extern int __check_region(struct resource *, resource_size_t, resource_size_t);
+extern void __release_region(struct resource *, resource_size_t,
+				resource_size_t);
 
-static inline int __deprecated check_region(unsigned long s, unsigned long n)
+static inline int __deprecated check_region(resource_size_t s,
+						resource_size_t n)
 {
 	return __check_region(&ioport_resource, s, n);
 }