[PATCH] unify pfn_to_page take 2 [25/25] xtensa funcs

[KAMEZAWA Hiroyuki]

xtensa can use generic funcs.

Signed-Off-By: KAMEZAWA Hiruyoki <kamezawa.hiroyu@xxxxxxxxxxxxxx>

Index: test-layout-free-zone/include/asm-xtensa/page.h
===================================================================
--- test-layout-free-zone.orig/include/asm-xtensa/page.h
+++ test-layout-free-zone/include/asm-xtensa/page.h
@@ -109,10 +109,7 @@ void copy_user_page(void *to,void* from,
 #define __pa(x)			((unsigned long) (x) - PAGE_OFFSET)
 #define __va(x)			((void *)((unsigned long) (x) + PAGE_OFFSET))
 #define pfn_valid(pfn)		((unsigned long)pfn < max_mapnr)
-#ifndef CONFIG_DISCONTIGMEM
-# define pfn_to_page(pfn)	(mem_map + (pfn))
-# define page_to_pfn(page)	((unsigned long)((page) - mem_map))
-#else
+#ifdef CONFIG_DISCONTIGMEM
 # error CONFIG_DISCONTIGMEM not supported
 #endif


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