mm/mmu_notifier: kill invalidate_page

[karo-tx-linux.git] / include / linux / mmu_notifier.h

diff --git a/include/linux/mmu_notifier.h b/include/linux/mmu_notifier.h
index c91b3bcd158f8fa8b2dbc3d4738ade5fdcc600cb..7b2e31b1745aaf3a7d3e8af0ca915c6c2dc04516 100644 (file)
--- a/include/linux/mmu_notifier.h
+++ b/include/linux/mmu_notifier.h
@@ -94,17 +94,6 @@ struct mmu_notifier_ops {
                           unsigned long address,
                           pte_t pte);
 
-       /*
-        * Before this is invoked any secondary MMU is still ok to
-        * read/write to the page previously pointed to by the Linux
-        * pte because the page hasn't been freed yet and it won't be
-        * freed until this returns. If required set_page_dirty has to
-        * be called internally to this method.
-        */
-       void (*invalidate_page)(struct mmu_notifier *mn,
-                               struct mm_struct *mm,
-                               unsigned long address);
-
        /*
         * invalidate_range_start() and invalidate_range_end() must be
         * paired and are called only when the mmap_sem and/or the
@@ -220,8 +209,6 @@ extern int __mmu_notifier_test_young(struct mm_struct *mm,
                                     unsigned long address);
 extern void __mmu_notifier_change_pte(struct mm_struct *mm,
                                      unsigned long address, pte_t pte);
-extern void __mmu_notifier_invalidate_page(struct mm_struct *mm,
-                                         unsigned long address);
 extern void __mmu_notifier_invalidate_range_start(struct mm_struct *mm,
                                  unsigned long start, unsigned long end);
 extern void __mmu_notifier_invalidate_range_end(struct mm_struct *mm,
@@ -268,13 +255,6 @@ static inline void mmu_notifier_change_pte(struct mm_struct *mm,
                __mmu_notifier_change_pte(mm, address, pte);
 }
 
-static inline void mmu_notifier_invalidate_page(struct mm_struct *mm,
-                                         unsigned long address)
-{
-       if (mm_has_notifiers(mm))
-               __mmu_notifier_invalidate_page(mm, address);
-}
-
 static inline void mmu_notifier_invalidate_range_start(struct mm_struct *mm,
                                  unsigned long start, unsigned long end)
 {
@@ -442,11 +422,6 @@ static inline void mmu_notifier_change_pte(struct mm_struct *mm,
 {
 }
 
-static inline void mmu_notifier_invalidate_page(struct mm_struct *mm,
-                                         unsigned long address)
-{
-}
-
 static inline void mmu_notifier_invalidate_range_start(struct mm_struct *mm,
                                  unsigned long start, unsigned long end)
 {