From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Cc: wli@holomorphy.com
Subject: [PATCH] unify pfn_to_page take 2 [21/25] sparc funcs
Date: Wed, 08 Feb 2006 15:29:55 +0900 [thread overview]
Message-ID: <43E98FE3.3010005@jp.fujitsu.com> (raw)
sparc can use generic funcs by defining ARCH_PFN_OFFSET as pfh_base
Signed-Off-By: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Index: test-layout-free-zone/include/asm-sparc/page.h
===================================================================
--- test-layout-free-zone.orig/include/asm-sparc/page.h
+++ test-layout-free-zone/include/asm-sparc/page.h
@@ -152,8 +152,7 @@ extern unsigned long pfn_base;
#define virt_to_phys __pa
#define phys_to_virt __va
-#define pfn_to_page(pfn) (mem_map + ((pfn)-(pfn_base)))
-#define page_to_pfn(page) ((unsigned long)(((page) - mem_map) + pfn_base))
+#define ARCH_PFN_OFFSET (pfn_base)
#define virt_to_page(kaddr) (mem_map + ((((unsigned long)(kaddr)-PAGE_OFFSET)>>PAGE_SHIFT)))
#define pfn_valid(pfn) (((pfn) >= (pfn_base)) && (((pfn)-(pfn_base)) < max_mapnr))
reply other threads:[~2006-02-08 6:29 UTC|newest]
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