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Message-Id: <4fc7a2f73a55afb3da96.1205797025@localhost>
Date: Mon, 17 Mar 2008 16:37:05 -0700
From: Jeremy Fitzhardinge <jeremy@...p.org>
To: Ingo Molnar <mingo@...e.hu>
Cc: LKML <linux-kernel@...r.kernel.org>,
Ian Campbell <ijc@...lion.org.uk>
Subject: [PATCH 14 of 31] x86/pgtable.h: demacro ptep_clear_flush_young
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>
---
arch/x86/mm/pgtable.c | 12 ++++++++++++
include/asm-x86/pgtable.h | 10 ++--------
2 files changed, 14 insertions(+), 8 deletions(-)
diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c
--- a/arch/x86/mm/pgtable.c
+++ b/arch/x86/mm/pgtable.c
@@ -277,3 +277,15 @@
return ret;
}
+
+int ptep_clear_flush_young(struct vm_area_struct *vma,
+ unsigned long address, pte_t *ptep)
+{
+ int young;
+
+ young = ptep_test_and_clear_young(vma, address, ptep);
+ if (young)
+ flush_tlb_page(vma, address);
+
+ return young;
+}
diff --git a/include/asm-x86/pgtable.h b/include/asm-x86/pgtable.h
--- a/include/asm-x86/pgtable.h
+++ b/include/asm-x86/pgtable.h
@@ -308,14 +308,8 @@
unsigned long addr, pte_t *ptep);
#define __HAVE_ARCH_PTEP_CLEAR_YOUNG_FLUSH
-#define ptep_clear_flush_young(vma, address, ptep) \
-({ \
- int __young; \
- __young = ptep_test_and_clear_young((vma), (address), (ptep)); \
- if (__young) \
- flush_tlb_page(vma, address); \
- __young; \
-})
+extern int ptep_clear_flush_young(struct vm_area_struct *vma,
+ unsigned long address, pte_t *ptep);
#define __HAVE_ARCH_PTEP_GET_AND_CLEAR
static inline pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep)
--
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