* [RFC][PATCH] unify pfn_to_page [19/25] sh64 pfn_to_page/page_to_pfn
@ 2006-02-06 11:16 KAMEZAWA Hiroyuki
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From: KAMEZAWA Hiroyuki @ 2006-02-06 11:16 UTC (permalink / raw)
To: Linux Kernel Mailing List
sh64 can use generic ones.
Signed-Off-By: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Index: cleanup_pfn_page/include/asm-sh64/page.h
===================================================================
--- cleanup_pfn_page.orig/include/asm-sh64/page.h
+++ cleanup_pfn_page/include/asm-sh64/page.h
@@ -105,9 +105,8 @@ typedef struct { unsigned long pgprot; }
/* PFN start number, because of __MEMORY_START */
#define PFN_START (__MEMORY_START >> PAGE_SHIFT)
+#define ARCH_PFN_OFFSET PFN_START
-#define pfn_to_page(pfn) (mem_map + (pfn) - PFN_START)
-#define page_to_pfn(page) ((unsigned long)((page) - mem_map) + PFN_START)
#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
#define pfn_valid(pfn) (((pfn) - PFN_START) < max_mapnr)
#define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
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2006-02-06 11:16 [RFC][PATCH] unify pfn_to_page [19/25] sh64 pfn_to_page/page_to_pfn KAMEZAWA Hiroyuki
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