linux-kernel - [PATCH CPA] [4/28] Add pte

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Message-Id: <20080103152418.3B54814E23@wotan.suse.de>
Date:	Thu,  3 Jan 2008 16:24:18 +0100 (CET)
From:	Andi Kleen <ak@...e.de>
To:	linux-kernel@...r.kernel.org
Subject: [PATCH CPA] [4/28] Add pte_clrhuge on i386


64bit had it already

Signed-off-by: Andi Kleen <ak@...e.de>

---
 include/asm-x86/pgtable_32.h |    1 +
 1 file changed, 1 insertion(+)

Index: linux/include/asm-x86/pgtable_32.h
===================================================================
--- linux.orig/include/asm-x86/pgtable_32.h
+++ linux/include/asm-x86/pgtable_32.h
@@ -234,6 +234,7 @@ static inline pte_t pte_mkdirty(pte_t pt
 static inline pte_t pte_mkyoung(pte_t pte)	{ (pte).pte_low |= _PAGE_ACCESSED; return pte; }
 static inline pte_t pte_mkwrite(pte_t pte)	{ (pte).pte_low |= _PAGE_RW; return pte; }
 static inline pte_t pte_mkhuge(pte_t pte)	{ (pte).pte_low |= _PAGE_PSE; return pte; }
+static inline pte_t pte_clrhuge(pte_t pte)	{ (pte).pte_low &= ~_PAGE_PSE; return pte; }
 static inline pte_t pte_mkglobal(pte_t pte)	{ (pte).pte_low |= _PAGE_GLOBAL; return pte; }
 static inline pte_t pte_clrglobal(pte_t pte)	{ (pte).pte_low &= ~_PAGE_GLOBAL; return pte; }
 
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