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x86/pgtable.h: demacro ptep_clear_flush_young
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Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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Jeremy Fitzhardinge authored and Ingo Molnar committed Apr 24, 2008
1 parent f9fbf1a commit c20311e
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Showing 2 changed files with 14 additions and 8 deletions.
12 changes: 12 additions & 0 deletions arch/x86/mm/pgtable.c
Original file line number Diff line number Diff line change
Expand Up @@ -295,3 +295,15 @@ int ptep_test_and_clear_young(struct vm_area_struct *vma,

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;
}
10 changes: 2 additions & 8 deletions include/asm-x86/pgtable.h
Original file line number Diff line number Diff line change
Expand Up @@ -398,14 +398,8 @@ extern int ptep_test_and_clear_young(struct vm_area_struct *vma,
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,
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