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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 | ||
9 | /* protects reads of fsnotify_groups */ | |
10 | extern struct srcu_struct fsnotify_grp_srcu; | |
19c2a0e1 EP |
11 | /* all groups which receive inode fsnotify events */ |
12 | extern struct list_head fsnotify_inode_groups; | |
7131485a EP |
13 | /* all groups which receive vfsmount fsnotify events */ |
14 | extern struct list_head fsnotify_vfsmount_groups; | |
19c2a0e1 EP |
15 | /* all bitwise OR of all event types (FS_*) for all fsnotify_inode_groups */ |
16 | extern __u32 fsnotify_inode_mask; | |
7131485a EP |
17 | /* all bitwise OR of all event types (FS_*) for all fsnotify_vfsmount_groups */ |
18 | extern __u32 fsnotify_vfsmount_mask; | |
3be25f49 | 19 | |
a2d8bc6c EP |
20 | /* destroy all events sitting in this groups notification queue */ |
21 | extern void fsnotify_flush_notify(struct fsnotify_group *group); | |
22 | ||
5444e298 EP |
23 | /* add a mark to an inode */ |
24 | extern int fsnotify_add_inode_mark(struct fsnotify_mark *mark, | |
25 | struct fsnotify_group *group, struct inode *inode, | |
26 | int allow_dups); | |
27 | ||
4ca76352 EP |
28 | /* add a group to the inode group list */ |
29 | extern void fsnotify_add_inode_group(struct fsnotify_group *group); | |
7131485a EP |
30 | /* add a group to the vfsmount group list */ |
31 | extern void fsnotify_add_vfsmount_group(struct fsnotify_group *group); | |
3be25f49 EP |
32 | /* final kfree of a group */ |
33 | extern void fsnotify_final_destroy_group(struct fsnotify_group *group); | |
a2d8bc6c | 34 | |
5444e298 EP |
35 | /* inode specific destruction of a mark */ |
36 | extern void fsnotify_destroy_inode_mark(struct fsnotify_mark *mark); | |
3be25f49 EP |
37 | /* run the list of all marks associated with inode and flag them to be freed */ |
38 | extern void fsnotify_clear_marks_by_inode(struct inode *inode); | |
c28f7e56 EP |
39 | /* |
40 | * update the dentry->d_flags of all of inode's children to indicate if inode cares | |
41 | * about events that happen to its children. | |
42 | */ | |
43 | extern void __fsnotify_update_child_dentry_flags(struct inode *inode); | |
a2d8bc6c EP |
44 | |
45 | /* allocate and destroy and event holder to attach events to notification/access queues */ | |
46 | extern struct fsnotify_event_holder *fsnotify_alloc_event_holder(void); | |
47 | extern void fsnotify_destroy_event_holder(struct fsnotify_event_holder *holder); | |
48 | ||
90586523 | 49 | #endif /* __FS_NOTIFY_FSNOTIFY_H_ */ |