linux-kernel - [RFC v2][PATCH 15/35] s390: create ptemap.h

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Message-Id: <20090520182509.0857626B@kernel>
Date:	Wed, 20 May 2009 11:25:09 -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 v2][PATCH 15/35] s390: create ptemap.h



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

 linux-2.6.git-dave/arch/s390/include/asm/pgtable.h |    6 ++----
 linux-2.6.git-dave/arch/s390/include/asm/ptemap.h  |    9 +++++++++
 2 files changed, 11 insertions(+), 4 deletions(-)

diff -puN arch/s390/include/asm/pgtable.h~s390-ptemaph arch/s390/include/asm/pgtable.h
--- linux-2.6.git/arch/s390/include/asm/pgtable.h~s390-ptemaph	2009-04-30 15:11:01.000000000 -0700
+++ linux-2.6.git-dave/arch/s390/include/asm/pgtable.h	2009-04-30 15:11:01.000000000 -0700
@@ -1040,10 +1040,8 @@ static inline pmd_t *pmd_offset(pud_t *p
 /* Find an entry in the lowest level page table.. */
 #define pte_offset(pmd, addr) ((pte_t *) pmd_deref(*(pmd)) + pte_index(addr))
 #define pte_offset_kernel(pmd, address) pte_offset(pmd,address)
-#define pte_offset_map(pmd, address) pte_offset_kernel(pmd, address)
-#define pte_offset_map_nested(pmd, address) pte_offset_kernel(pmd, address)
-#define pte_unmap(pte) do { } while (0)
-#define pte_unmap_nested(pte) do { } while (0)
+
+#include <asm/ptemap.h>
 
 /*
  * 31 bit swap entry format:
diff -puN arch/s390/include/asm/ptemap.h~s390-ptemaph arch/s390/include/asm/ptemap.h
--- linux-2.6.git/arch/s390/include/asm/ptemap.h~s390-ptemaph	2009-04-30 15:11:01.000000000 -0700
+++ linux-2.6.git-dave/arch/s390/include/asm/ptemap.h	2009-04-30 15:11:01.000000000 -0700
@@ -0,0 +1,9 @@
+#ifndef _S390_ASM_PTEMAP_H
+#define _S390_ASM_PTEMAP_H
+
+#define pte_offset_map(pmd, address) pte_offset_kernel(pmd, address)
+#define pte_offset_map_nested(pmd, address) pte_offset_kernel(pmd, address)
+#define pte_unmap(pte) do { } while (0)
+#define pte_unmap_nested(pte) do { } while (0)
+
+#endif /* _S390_ASM_PTEMAP_H */
_
--
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