/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LINUX_DNOTIFY_H #define _LINUX_DNOTIFY_H /* * Directory notification for Linux * * Copyright (C) 2000,2002 Stephen Rothwell */ #include <linux/fs.h> struct dnotify_struct { struct dnotify_struct * dn_next; __u32 dn_mask; int dn_fd; struct file * dn_filp; fl_owner_t dn_owner; }; #ifdef __KERNEL__ #ifdef CONFIG_DNOTIFY #define DNOTIFY_ALL_EVENTS (FS_DELETE | FS_DELETE_CHILD |\ FS_MODIFY | FS_MODIFY_CHILD |\ FS_ACCESS | FS_ACCESS_CHILD |\ FS_ATTRIB | FS_ATTRIB_CHILD |\ FS_CREATE | FS_DN_RENAME |\ FS_MOVED_FROM | FS_MOVED_TO) extern int dir_notify_enable; extern void dnotify_flush(struct file *, fl_owner_t); extern int fcntl_dirnotify(int, struct file *, unsigned long); #else static inline void dnotify_flush(struct file *filp, fl_owner_t id) { } static inline int fcntl_dirnotify(int fd, struct file *filp, unsigned long arg) { return -EINVAL; } #endif /* CONFIG_DNOTIFY */ #endif /* __KERNEL __ */ #endif /* _LINUX_DNOTIFY_H */