projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 90586523 EP |
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 | ||
| a2d8bc6c EP |
9 | /* destroy all events sitting in this groups notification queue */ |
| 10 | extern void fsnotify_flush_notify(struct fsnotify_group *group); | |
| 11 | ||
| 75c1be48 EP |
12 | /* protects reads of inode and vfsmount marks list */ |
| 13 | extern struct srcu_struct fsnotify_mark_srcu; | |
| 14 | ||
| 0809ab69 JK |
15 | /* Calculate mask of events for a list of marks */ |
| 16 | extern u32 fsnotify_recalc_mask(struct hlist_head *head); | |
| 17 | ||
| 8edc6e16 JK |
18 | /* compare two groups for sorting of marks lists */ |
| 19 | extern int fsnotify_compare_groups(struct fsnotify_group *a, | |
| 20 | struct fsnotify_group *b); | |
| 21 | ||
| 90b1e7a5 EP |
22 | extern void fsnotify_set_inode_mark_mask_locked(struct fsnotify_mark *fsn_mark, |
| 23 | __u32 mask); | |
| 0809ab69 JK |
24 | /* Add mark to a proper place in mark list */ |
| 25 | extern int fsnotify_add_mark_list(struct hlist_head *head, | |
| 26 | struct fsnotify_mark *mark, | |
| 27 | int allow_dups); | |
| 5444e298 EP |
28 | /* add a mark to an inode */ |
| 29 | extern int fsnotify_add_inode_mark(struct fsnotify_mark *mark, | |
| 30 | struct fsnotify_group *group, struct inode *inode, | |
| 31 | int allow_dups); | |
| 0d48b7f0 EP |
32 | /* add a mark to a vfsmount */ |
| 33 | extern int fsnotify_add_vfsmount_mark(struct fsnotify_mark *mark, | |
| 34 | struct fsnotify_group *group, struct vfsmount *mnt, | |
| 35 | int allow_dups); | |
| 5444e298 | 36 | |
| 0d48b7f0 EP |
37 | /* vfsmount specific destruction of a mark */ |
| 38 | extern void fsnotify_destroy_vfsmount_mark(struct fsnotify_mark *mark); | |
| 5444e298 EP |
39 | /* inode specific destruction of a mark */ |
| 40 | extern void fsnotify_destroy_inode_mark(struct fsnotify_mark *mark); | |
| 0809ab69 JK |
41 | /* Destroy all marks in the given list */ |
| 42 | extern void fsnotify_destroy_marks(struct list_head *to_free); | |
| 43 | /* Find mark belonging to given group in the list of marks */ | |
| 44 | extern struct fsnotify_mark *fsnotify_find_mark(struct hlist_head *head, | |
| 45 | struct fsnotify_group *group); | |
| 3be25f49 EP |
46 | /* run the list of all marks associated with inode and flag them to be freed */ |
| 47 | extern void fsnotify_clear_marks_by_inode(struct inode *inode); | |
| ca9c726e AG |
48 | /* run the list of all marks associated with vfsmount and flag them to be freed */ |
| 49 | extern void fsnotify_clear_marks_by_mount(struct vfsmount *mnt); | |
| c28f7e56 EP |
50 | /* |
| 51 | * update the dentry->d_flags of all of inode's children to indicate if inode cares | |
| 52 | * about events that happen to its children. | |
| 53 | */ | |
| 54 | extern void __fsnotify_update_child_dentry_flags(struct inode *inode); | |
| a2d8bc6c EP |
55 | |
| 56 | /* allocate and destroy and event holder to attach events to notification/access queues */ | |
| 57 | extern struct fsnotify_event_holder *fsnotify_alloc_event_holder(void); | |
| 58 | extern void fsnotify_destroy_event_holder(struct fsnotify_event_holder *holder); | |
| 59 | ||
| 90586523 | 60 | #endif /* __FS_NOTIFY_FSNOTIFY_H_ */ |