public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
* [RFC][PATCH] unify pfn_to_page [23/25]  xtensa  pfn_to_page/page_to_pfn
@ 2006-02-06 11:21 KAMEZAWA Hiroyuki
  0 siblings, 0 replies; only message in thread
From: KAMEZAWA Hiroyuki @ 2006-02-06 11:21 UTC (permalink / raw)
  To: Linux Kernel Mailing List

xtensa can use generic ones.

Signed-Off-By: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>

Index: cleanup_pfn_page/include/asm-xtensa/page.h
===================================================================
--- cleanup_pfn_page.orig/include/asm-xtensa/page.h
+++ cleanup_pfn_page/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



^ permalink raw reply	[flat|nested] only message in thread

only message in thread, other threads:[~2006-02-06 11:19 UTC | newest]

Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2006-02-06 11:21 [RFC][PATCH] unify pfn_to_page [23/25] xtensa pfn_to_page/page_to_pfn KAMEZAWA Hiroyuki

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox