53  * Set on inode mark that cares about things that happen to its children.
89  * It may include events that can be sent to an inode/sb/mount mark, but cannot
133  * @mark:	mark to notify
142  * freeing_mark - called when a mark is being destroyed for some reason.  The group
143  *		MUST be holding a reference on each mark and that reference must be
152 	int (*handle_inode_event)(struct fsnotify_mark *mark, u32 mask,
156 	void (*freeing_mark)(struct fsnotify_mark *mark, struct fsnotify_group *group);
159 	void (*free_mark)(struct fsnotify_mark *mark);
209 	atomic_t num_marks;		/* 1 for each mark and 1 for not being
318 		struct fsnotify_mark *mark)  in fsnotify_iter_set_report_type_mark()  argument
320 	iter_info->marks[type] = mark;  in fsnotify_iter_set_report_type_mark()
369  * A mark is simply an object attached to an in core inode which allows an
380  * mnt->mnt_root->d_lock depending on the mark type.
383 	/* Mask this mark is for [mark->lock, group->mark_mutex] */
386 	 * in kernel that found and may be using this mark. */
388 	/* Group this mark is for. Set on mark creation, stable until last ref
392 	 * mark into destroy_list when it's waiting for the end of SRCU period
397 	/* List of marks for inode / vfsmount [connector->lock, mark ref] */
399 	/* Head of list of marks for an object [mark ref] */
401 	/* Events types to ignore [mark->lock, group->mark_mutex] */
406 	unsigned int flags;		/* flags [mark->lock] */
430 	 * This object might be watched by a mark that cares about parent/name  in fsnotify_parent_needed_mask()
512 extern void fsnotify_init_mark(struct fsnotify_mark *mark,
514 /* Find mark belonging to given group in the list of marks */
520 /* attach the mark to the object */
521 extern int fsnotify_add_mark(struct fsnotify_mark *mark,
524 extern int fsnotify_add_mark_locked(struct fsnotify_mark *mark,
529 /* attach the mark to the inode */
530 static inline int fsnotify_add_inode_mark(struct fsnotify_mark *mark,  in fsnotify_add_inode_mark()  argument
534 	return fsnotify_add_mark(mark, &inode->i_fsnotify_marks,  in fsnotify_add_inode_mark()
537 static inline int fsnotify_add_inode_mark_locked(struct fsnotify_mark *mark,  in fsnotify_add_inode_mark_locked()  argument
541 	return fsnotify_add_mark_locked(mark, &inode->i_fsnotify_marks,  in fsnotify_add_inode_mark_locked()
546 /* given a group and a mark, flag mark to be freed when all references are dropped */
547 extern void fsnotify_destroy_mark(struct fsnotify_mark *mark,
549 /* detach mark from inode / mount list, group list, drop inode reference */
550 extern void fsnotify_detach_mark(struct fsnotify_mark *mark);
551 /* free mark */
552 extern void fsnotify_free_mark(struct fsnotify_mark *mark);
572 extern void fsnotify_get_mark(struct fsnotify_mark *mark);
573 extern void fsnotify_put_mark(struct fsnotify_mark *mark);