linux-kernel - [PATCH] [10/36] Add pte

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Message-Id: <20080116221509.041FB150C8@wotan.suse.de>
Date:	Wed, 16 Jan 2008 23:15:08 +0100 (CET)
From:	Andi Kleen <ak@...e.de>
To:	linux-kernel@...r.kernel.org, mingo@...e.hu, tglx@...utronix.de,
	jbeulich@...ell.com, venkatesh.pallipadi@...el.com
Subject: [PATCH] [10/36] Add pte_pgprot on i386


64bit already had it.

Needed for later patches.

Signed-off-by: Andi Kleen <ak@...e.de>
Acked-by: Jan Beulich <jbeulich@...ell.com>

---
 include/asm-x86/pgtable.h    |    2 ++
 include/asm-x86/pgtable_64.h |    2 --
 2 files changed, 2 insertions(+), 2 deletions(-)

Index: linux/include/asm-x86/pgtable.h
===================================================================
--- linux.orig/include/asm-x86/pgtable.h
+++ linux/include/asm-x86/pgtable.h
@@ -191,6 +191,8 @@ static inline pte_t pte_modify(pte_t pte
 	return __pte(val);
 }
 
+#define pte_pgprot(x) __pgprot(pte_val(x) & (0xfff | _PAGE_NX))
+
 #ifdef CONFIG_PARAVIRT
 #include <asm/paravirt.h>
 #else  /* !CONFIG_PARAVIRT */
Index: linux/include/asm-x86/pgtable_64.h
===================================================================
--- linux.orig/include/asm-x86/pgtable_64.h
+++ linux/include/asm-x86/pgtable_64.h
@@ -120,8 +120,6 @@ static inline void native_pgd_clear(pgd_
 
 #define pte_same(a, b)		((a).pte == (b).pte)
 
-#define pte_pgprot(a)	(__pgprot((a).pte & ~PHYSICAL_PAGE_MASK))
-
 #endif /* !__ASSEMBLY__ */
 
 #define PMD_SIZE	(_AC(1,UL) << PMD_SHIFT)
--
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