#ifndef __FS_NOTIFY_FSNOTIFY_H_ #define __FS_NOTIFY_FSNOTIFY_H_ #include #include #include #include /* protects reads of fsnotify_groups */ extern struct srcu_struct fsnotify_grp_srcu; /* all groups which receive inode fsnotify events */ extern struct list_head fsnotify_inode_groups; /* all groups which receive vfsmount fsnotify events */ extern struct list_head fsnotify_vfsmount_groups; /* all bitwise OR of all event types (FS_*) for all fsnotify_inode_groups */ extern __u32 fsnotify_inode_mask; /* all bitwise OR of all event types (FS_*) for all fsnotify_vfsmount_groups */ extern __u32 fsnotify_vfsmount_mask; /* destroy all events sitting in this groups notification queue */ extern void fsnotify_flush_notify(struct fsnotify_group *group); /* add a mark to an inode */ extern int fsnotify_add_inode_mark(struct fsnotify_mark *mark, struct fsnotify_group *group, struct inode *inode, int allow_dups); /* add a mark to a vfsmount */ extern int fsnotify_add_vfsmount_mark(struct fsnotify_mark *mark, struct fsnotify_group *group, struct vfsmount *mnt, int allow_dups); /* add a group to the inode group list */ extern void fsnotify_add_inode_group(struct fsnotify_group *group); /* add a group to the vfsmount group list */ extern void fsnotify_add_vfsmount_group(struct fsnotify_group *group); /* final kfree of a group */ extern void fsnotify_final_destroy_group(struct fsnotify_group *group); /* vfsmount specific destruction of a mark */ extern void fsnotify_destroy_vfsmount_mark(struct fsnotify_mark *mark); /* inode specific destruction of a mark */ extern void fsnotify_destroy_inode_mark(struct fsnotify_mark *mark); /* run the list of all marks associated with inode and flag them to be freed */ extern void fsnotify_clear_marks_by_inode(struct inode *inode); /* * update the dentry->d_flags of all of inode's children to indicate if inode cares * about events that happen to its children. */ extern void __fsnotify_update_child_dentry_flags(struct inode *inode); /* allocate and destroy and event holder to attach events to notification/access queues */ extern struct fsnotify_event_holder *fsnotify_alloc_event_holder(void); extern void fsnotify_destroy_event_holder(struct fsnotify_event_holder *holder); #endif /* __FS_NOTIFY_FSNOTIFY_H_ */