From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Cc: dhowells@redhat.com
Subject: [PATCH] unify pfn_to_page take 2 [9/25] frv funcs
Date: Wed, 08 Feb 2006 14:58:00 +0900 [thread overview]
Message-ID: <43E98868.8000205@jp.fujitsu.com> (raw)
FRV can use generic funcs.
Signed-Off-By: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Index: test-layout-free-zone/include/asm-frv/page.h
===================================================================
--- test-layout-free-zone.orig/include/asm-frv/page.h
+++ test-layout-free-zone/include/asm-frv/page.h
@@ -57,13 +57,10 @@ extern unsigned long min_low_pfn;
extern unsigned long max_pfn;
#ifdef CONFIG_MMU
-#define pfn_to_page(pfn) (mem_map + (pfn))
-#define page_to_pfn(page) ((unsigned long) ((page) - mem_map))
#define pfn_valid(pfn) ((pfn) < max_mapnr)
#else
-#define pfn_to_page(pfn) (&mem_map[(pfn) - (PAGE_OFFSET >> PAGE_SHIFT)])
-#define page_to_pfn(page) ((PAGE_OFFSET >> PAGE_SHIFT) + (unsigned long) ((page) - mem_map))
+#define ARCH_PFN_OFFSET (PAGE_OFFSET >> PAGE_SHIFT)
#define pfn_valid(pfn) ((pfn) >= min_low_pfn && (pfn) < max_low_pfn)
#endif
next reply other threads:[~2006-02-08 5:57 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-02-08 5:58 KAMEZAWA Hiroyuki [this message]
2006-02-08 10:37 ` [PATCH] unify pfn_to_page take 2 [9/25] frv funcs David Howells
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