* [PATCH] unify pfn_to_page take 2 [17/25] ppc funcs
@ 2006-02-08 6:19 KAMEZAWA Hiroyuki
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From: KAMEZAWA Hiroyuki @ 2006-02-08 6:19 UTC (permalink / raw)
To: Linux Kernel Mailing List; +Cc: linuxppc-dev
ppc can use generic funcs.
Signed-Off-By: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Index: test-layout-free-zone/include/asm-ppc/page.h
===================================================================
--- test-layout-free-zone.orig/include/asm-ppc/page.h
+++ test-layout-free-zone/include/asm-ppc/page.h
@@ -148,9 +148,7 @@ extern int page_is_ram(unsigned long pfn
#define __pa(x) ___pa((unsigned long)(x))
#define __va(x) ((void *)(___va((unsigned long)(x))))
-
-#define pfn_to_page(pfn) (mem_map + ((pfn) - PPC_PGSTART))
-#define page_to_pfn(page) ((unsigned long)((page) - mem_map) + PPC_PGSTART)
+#define ARCH_PFN_OFFSET PPC_PGSTART
#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
#define page_to_virt(page) __va(page_to_pfn(page) << PAGE_SHIFT)
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2006-02-08 6:19 [PATCH] unify pfn_to_page take 2 [17/25] ppc funcs KAMEZAWA Hiroyuki
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