From 602e018607ba5c92922c0ffae40e346e1b95fa84 Mon Sep 17 00:00:00 2001
From: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Date: Tue, 18 Dec 2012 12:22:18 -0800
Subject: x86/mm: Convert update_mmu_cache() and update_mmu_cache_pmd() to
 functions

Converting macros to functions unhide type problems before
changes will be integrated and trigger problems on other
architectures.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
 arch/x86/include/asm/pgtable.h | 12 ++++++++++++
 1 file changed, 12 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 5199db2923d3..512ec6bc7978 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -781,6 +781,18 @@ static inline void clone_pgd_range(pgd_t *dst, pgd_t *src, int count)
        memcpy(dst, src, count * sizeof(pgd_t));
 }
 
+/*
+ * The x86 doesn't have any external MMU info: the kernel page
+ * tables contain all the necessary information.
+ */
+static inline void update_mmu_cache(struct vm_area_struct *vma,
+		unsigned long addr, pte_t *ptep)
+{
+}
+static inline void update_mmu_cache_pmd(struct vm_area_struct *vma,
+		unsigned long addr, pmd_t *pmd)
+{
+}
 
 #include <asm-generic/pgtable.h>
 #endif	/* __ASSEMBLY__ */
-- 
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