40  * that the mm refcount is zero and the range is no longer accessible.
66 	 * Called either by mmu_notifier_unregister or when the mm is
69 	 * methods (the ones invoked outside the mm context) and it
74 	 * tsk->mm == mm exits.
81 	 * last thread of this mm quits, you've also to be sure that
89 			struct mm_struct *mm);
101 				 struct mm_struct *mm,
111 			   struct mm_struct *mm,
122 			  struct mm_struct *mm,
199 					struct mm_struct *mm,
206 	 * notifier for use with the mm.
213 	struct mmu_notifier *(*alloc_notifier)(struct mm_struct *mm);
231 	struct mm_struct *mm;  member
251 	struct mm_struct *mm;  member
263 	struct mm_struct *mm;  member
271 static inline int mm_has_notifiers(struct mm_struct *mm)  in mm_has_notifiers()  argument
273 	return unlikely(mm->notifier_subscriptions);  in mm_has_notifiers()
277 					     struct mm_struct *mm);
279 mmu_notifier_get(const struct mmu_notifier_ops *ops, struct mm_struct *mm)  in mmu_notifier_get()  argument
283 	mmap_write_lock(mm);  in mmu_notifier_get()
284 	ret = mmu_notifier_get_locked(ops, mm);  in mmu_notifier_get()
285 	mmap_write_unlock(mm);  in mmu_notifier_get()
292 				 struct mm_struct *mm);
294 				   struct mm_struct *mm);
296 				    struct mm_struct *mm);
301 				 struct mm_struct *mm, unsigned long start,
305 	struct mmu_interval_notifier *interval_sub, struct mm_struct *mm,
376 extern void __mmu_notifier_subscriptions_destroy(struct mm_struct *mm);
377 extern void __mmu_notifier_release(struct mm_struct *mm);
378 extern int __mmu_notifier_clear_flush_young(struct mm_struct *mm,
381 extern int __mmu_notifier_clear_young(struct mm_struct *mm,
384 extern int __mmu_notifier_test_young(struct mm_struct *mm,
388 extern void __mmu_notifier_arch_invalidate_secondary_tlbs(struct mm_struct *mm,
399 static inline void mmu_notifier_release(struct mm_struct *mm)  in mmu_notifier_release()  argument
401 	if (mm_has_notifiers(mm))  in mmu_notifier_release()
402 		__mmu_notifier_release(mm);  in mmu_notifier_release()
405 static inline int mmu_notifier_clear_flush_young(struct mm_struct *mm,  in mmu_notifier_clear_flush_young()  argument
409 	if (mm_has_notifiers(mm))  in mmu_notifier_clear_flush_young()
410 		return __mmu_notifier_clear_flush_young(mm, start, end);  in mmu_notifier_clear_flush_young()
414 static inline int mmu_notifier_clear_young(struct mm_struct *mm,  in mmu_notifier_clear_young()  argument
418 	if (mm_has_notifiers(mm))  in mmu_notifier_clear_young()
419 		return __mmu_notifier_clear_young(mm, start, end);  in mmu_notifier_clear_young()
423 static inline int mmu_notifier_test_young(struct mm_struct *mm,  in mmu_notifier_test_young()  argument
426 	if (mm_has_notifiers(mm))  in mmu_notifier_test_young()
427 		return __mmu_notifier_test_young(mm, address);  in mmu_notifier_test_young()
437 	if (mm_has_notifiers(range->mm)) {  in mmu_notifier_invalidate_range_start()
457 	if (mm_has_notifiers(range->mm)) {  in mmu_notifier_invalidate_range_start_nonblock()
471 	if (mm_has_notifiers(range->mm))  in mmu_notifier_invalidate_range_end()
475 static inline void mmu_notifier_arch_invalidate_secondary_tlbs(struct mm_struct *mm,  in mmu_notifier_arch_invalidate_secondary_tlbs()  argument
478 	if (mm_has_notifiers(mm))  in mmu_notifier_arch_invalidate_secondary_tlbs()
479 		__mmu_notifier_arch_invalidate_secondary_tlbs(mm, start, end);  in mmu_notifier_arch_invalidate_secondary_tlbs()
482 static inline void mmu_notifier_subscriptions_init(struct mm_struct *mm)  in mmu_notifier_subscriptions_init()  argument
484 	mm->notifier_subscriptions = NULL;  in mmu_notifier_subscriptions_init()
487 static inline void mmu_notifier_subscriptions_destroy(struct mm_struct *mm)  in mmu_notifier_subscriptions_destroy()  argument
489 	if (mm_has_notifiers(mm))  in mmu_notifier_subscriptions_destroy()
490 		__mmu_notifier_subscriptions_destroy(mm);  in mmu_notifier_subscriptions_destroy()
497 					   struct mm_struct *mm,  in mmu_notifier_range_init()  argument
502 	range->mm = mm;  in mmu_notifier_range_init()
511 			struct mm_struct *mm, unsigned long start,  in mmu_notifier_range_init_owner()  argument
514 	mmu_notifier_range_init(range, event, flags, mm, start, end);  in mmu_notifier_range_init_owner()
581 #define mmu_notifier_range_init(range,event,flags,mm,start,end)  \  argument
583 #define mmu_notifier_range_init_owner(range, event, flags, mm, start, \  argument
593 static inline int mm_has_notifiers(struct mm_struct *mm)  in mm_has_notifiers()  argument
598 static inline void mmu_notifier_release(struct mm_struct *mm)  in mmu_notifier_release()  argument
602 static inline int mmu_notifier_clear_flush_young(struct mm_struct *mm,  in mmu_notifier_clear_flush_young()  argument
609 static inline int mmu_notifier_test_young(struct mm_struct *mm,  in mmu_notifier_test_young()  argument
631 static inline void mmu_notifier_arch_invalidate_secondary_tlbs(struct mm_struct *mm,  in mmu_notifier_arch_invalidate_secondary_tlbs()  argument
636 static inline void mmu_notifier_subscriptions_init(struct mm_struct *mm)  in mmu_notifier_subscriptions_init()  argument
640 static inline void mmu_notifier_subscriptions_destroy(struct mm_struct *mm)  in mmu_notifier_subscriptions_destroy()  argument