generic: redefine resource_size_t as phys_addr_t

There's no good reason why a resource_size_t shouldn't just be a
physical address, so simply redefine it in terms of phys_addr_t.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/include/linux/types.h b/include/linux/types.h
index 022c668..f24f7be 100644
--- a/include/linux/types.h
+++ b/include/linux/types.h
@@ -191,18 +191,14 @@
 #ifdef __KERNEL__
 typedef unsigned __bitwise__ gfp_t;
 
-#ifdef CONFIG_RESOURCES_64BIT
-typedef u64 resource_size_t;
-#else
-typedef u32 resource_size_t;
-#endif
-
 #ifdef CONFIG_PHYS_ADDR_T_64BIT
 typedef u64 phys_addr_t;
 #else
 typedef u32 phys_addr_t;
 #endif
 
+typedef phys_addr_t resource_size_t;
+
 struct ustat {
 	__kernel_daddr_t	f_tfree;
 	__kernel_ino_t		f_tinode;