| Eric Paris | 9058652 | 2009-05-21 17:01:20 -0400 | [diff] [blame] | 1 | #ifndef __FS_NOTIFY_FSNOTIFY_H_ |
| 2 | #define __FS_NOTIFY_FSNOTIFY_H_ |
| 3 | |
| 4 | #include <linux/list.h> |
| 5 | #include <linux/fsnotify.h> |
| 6 | #include <linux/srcu.h> |
| 7 | #include <linux/types.h> |
| 8 | |
| Eric Paris | a2d8bc6 | 2009-05-21 17:01:37 -0400 | [diff] [blame] | 9 | /* destroy all events sitting in this groups notification queue */ |
| 10 | extern void fsnotify_flush_notify(struct fsnotify_group *group); |
| 11 | |
| Eric Paris | 75c1be4 | 2010-07-28 10:18:38 -0400 | [diff] [blame] | 12 | /* protects reads of inode and vfsmount marks list */ |
| 13 | extern struct srcu_struct fsnotify_mark_srcu; |
| 14 | |
| Eric Paris | 90b1e7a | 2009-12-17 21:24:33 -0500 | [diff] [blame] | 15 | extern void fsnotify_set_inode_mark_mask_locked(struct fsnotify_mark *fsn_mark, |
| 16 | __u32 mask); |
| Eric Paris | 5444e29 | 2009-12-17 21:24:27 -0500 | [diff] [blame] | 17 | /* add a mark to an inode */ |
| 18 | extern int fsnotify_add_inode_mark(struct fsnotify_mark *mark, |
| 19 | struct fsnotify_group *group, struct inode *inode, |
| 20 | int allow_dups); |
| Eric Paris | 0d48b7f | 2009-12-17 21:24:27 -0500 | [diff] [blame] | 21 | /* add a mark to a vfsmount */ |
| 22 | extern int fsnotify_add_vfsmount_mark(struct fsnotify_mark *mark, |
| 23 | struct fsnotify_group *group, struct vfsmount *mnt, |
| 24 | int allow_dups); |
| Eric Paris | 5444e29 | 2009-12-17 21:24:27 -0500 | [diff] [blame] | 25 | |
| Eric Paris | 3be25f4 | 2009-05-21 17:01:26 -0400 | [diff] [blame] | 26 | /* final kfree of a group */ |
| 27 | extern void fsnotify_final_destroy_group(struct fsnotify_group *group); |
| Eric Paris | a2d8bc6 | 2009-05-21 17:01:37 -0400 | [diff] [blame] | 28 | |
| Eric Paris | 0d48b7f | 2009-12-17 21:24:27 -0500 | [diff] [blame] | 29 | /* vfsmount specific destruction of a mark */ |
| 30 | extern void fsnotify_destroy_vfsmount_mark(struct fsnotify_mark *mark); |
| Eric Paris | 5444e29 | 2009-12-17 21:24:27 -0500 | [diff] [blame] | 31 | /* inode specific destruction of a mark */ |
| 32 | extern void fsnotify_destroy_inode_mark(struct fsnotify_mark *mark); |
| Eric Paris | 3be25f4 | 2009-05-21 17:01:26 -0400 | [diff] [blame] | 33 | /* run the list of all marks associated with inode and flag them to be freed */ |
| 34 | extern void fsnotify_clear_marks_by_inode(struct inode *inode); |
| Andreas Gruenbacher | ca9c726 | 2009-12-17 21:24:27 -0500 | [diff] [blame] | 35 | /* run the list of all marks associated with vfsmount and flag them to be freed */ |
| 36 | extern void fsnotify_clear_marks_by_mount(struct vfsmount *mnt); |
| Eric Paris | c28f7e5 | 2009-05-21 17:01:29 -0400 | [diff] [blame] | 37 | /* |
| 38 | * update the dentry->d_flags of all of inode's children to indicate if inode cares |
| 39 | * about events that happen to its children. |
| 40 | */ |
| 41 | extern void __fsnotify_update_child_dentry_flags(struct inode *inode); |
| Eric Paris | a2d8bc6 | 2009-05-21 17:01:37 -0400 | [diff] [blame] | 42 | |
| 43 | /* allocate and destroy and event holder to attach events to notification/access queues */ |
| 44 | extern struct fsnotify_event_holder *fsnotify_alloc_event_holder(void); |
| 45 | extern void fsnotify_destroy_event_holder(struct fsnotify_event_holder *holder); |
| 46 | |
| Eric Paris | 9058652 | 2009-05-21 17:01:20 -0400 | [diff] [blame] | 47 | #endif /* __FS_NOTIFY_FSNOTIFY_H_ */ |