linux-kernel - [RFC][PATCH 04/35] arm: create ptemap.h

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Message-Id: <20090501144207.4B10D387@kernel>
Date:	Fri, 01 May 2009 07:42:07 -0700
From:	Dave Hansen <dave@...ux.vnet.ibm.com>
To:	linux-arch@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, Dave Hansen <dave@...ux.vnet.ibm.com>
Subject: [RFC][PATCH 04/35] arm: create ptemap.h



Signed-off-by: Dave Hansen <dave@...ux.vnet.ibm.com>
---

 linux-2.6.git-dave/arch/arm/include/asm/pgtable.h |    6 ++----
 linux-2.6.git-dave/arch/arm/include/asm/ptemap.h  |    9 +++++++++
 2 files changed, 11 insertions(+), 4 deletions(-)

diff -puN arch/arm/include/asm/pgtable.h~arm-ptemaph arch/arm/include/asm/pgtable.h
--- linux-2.6.git/arch/arm/include/asm/pgtable.h~arm-ptemaph	2009-04-30 15:10:54.000000000 -0700
+++ linux-2.6.git-dave/arch/arm/include/asm/pgtable.h	2009-04-30 15:10:54.000000000 -0700
@@ -264,10 +264,8 @@ extern struct page *empty_zero_page;
 #define pte_clear(mm,addr,ptep)	set_pte_ext(ptep, __pte(0), 0)
 #define pte_page(pte)		(pfn_to_page(pte_pfn(pte)))
 #define pte_offset_kernel(dir,addr)	(pmd_page_vaddr(*(dir)) + pte_index(addr))
-#define pte_offset_map(dir,addr)	(pmd_page_vaddr(*(dir)) + pte_index(addr))
-#define pte_offset_map_nested(dir,addr)	(pmd_page_vaddr(*(dir)) + pte_index(addr))
-#define pte_unmap(pte)		do { } while (0)
-#define pte_unmap_nested(pte)	do { } while (0)
+
+#include <asm/ptemap.h>
 
 #define set_pte_ext(ptep,pte,ext) cpu_set_pte_ext(ptep,pte,ext)
 
diff -puN /dev/null arch/arm/include/asm/ptemap.h
--- /dev/null	2008-09-02 09:40:19.000000000 -0700
+++ linux-2.6.git-dave/arch/arm/include/asm/ptemap.h	2009-04-30 15:10:54.000000000 -0700
@@ -0,0 +1,9 @@
+#ifndef _ARM_ASM_PTEMAP_H
+#define _ARM_ASM_PTEMAP_H
+
+#define pte_offset_map(dir,addr)	(pmd_page_vaddr(*(dir)) + pte_index(addr))
+#define pte_offset_map_nested(dir,addr)	(pmd_page_vaddr(*(dir)) + pte_index(addr))
+#define pte_unmap(pte)		do { } while (0)
+#define pte_unmap_nested(pte)	do { } while (0)
+
+#endif /* _ARM_ASM_PTEMAP_H */
_
--
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