From 3f6cbef1d7f474d16f3a824c6d2910d930778fbd Mon Sep 17 00:00:00 2001
From: Jeremy Fitzhardinge <jeremy@goop.org>
Date: Thu, 5 Feb 2009 11:31:08 -0800
Subject: x86: unify pud_large

Impact: cleanup

Unify and demacro pud_large.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
---
 arch/x86/include/asm/pgtable.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'arch/x86/include/asm/pgtable.h')

diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index c61b37af1f2..0c734e2a90c 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -540,6 +540,12 @@ static inline unsigned long pmd_pfn(pmd_t pmd)
 {
 	return (pmd_val(pmd) & PTE_PFN_MASK) >> PAGE_SHIFT;
 }
+
+static inline int pud_large(pud_t pud)
+{
+	return (pud_val(pud) & (_PAGE_PSE | _PAGE_PRESENT)) ==
+		(_PAGE_PSE | _PAGE_PRESENT);
+}
 #endif	/* PAGETABLE_LEVELS > 2 */
 
 #if PAGETABLE_LEVELS > 3
-- 
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