| #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 */ |