summaryrefslogtreecommitdiff
path: root/fs/notify/fsnotify.h
diff options
context:
space:
mode:
authorAmir Goldstein <amir73il@gmail.com>2018-09-01 10:41:11 +0300
committerJan Kara <jack@suse.cz>2018-09-03 15:14:01 +0200
commit1e6cb72399fd58b38a1c11055ef18fe01f535cda (patch)
tree1d2867b32812df127a09712ca5c0362bc6f156c2 /fs/notify/fsnotify.h
parent9bdda4e9cf2dcecb60a0683b10ffb8cd7e5f2f45 (diff)
fsnotify: add super block object type
Add the infrastructure to attach a mark to a super_block struct and detach all attached marks when super block is destroyed. This is going to be used by fanotify backend to setup super block marks. Signed-off-by: Amir Goldstein <amir73il@gmail.com> Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs/notify/fsnotify.h')
-rw-r--r--fs/notify/fsnotify.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/notify/fsnotify.h b/fs/notify/fsnotify.h
index 7902653dd577..5a00121fb219 100644
--- a/fs/notify/fsnotify.h
+++ b/fs/notify/fsnotify.h
@@ -21,6 +21,12 @@ static inline struct mount *fsnotify_conn_mount(
return container_of(conn->obj, struct mount, mnt_fsnotify_marks);
}
+static inline struct super_block *fsnotify_conn_sb(
+ struct fsnotify_mark_connector *conn)
+{
+ return container_of(conn->obj, struct super_block, s_fsnotify_marks);
+}
+
/* destroy all events sitting in this groups notification queue */
extern void fsnotify_flush_notify(struct fsnotify_group *group);
@@ -43,6 +49,11 @@ static inline void fsnotify_clear_marks_by_mount(struct vfsmount *mnt)
{
fsnotify_destroy_marks(&real_mount(mnt)->mnt_fsnotify_marks);
}
+/* run the list of all marks associated with sb and destroy them */
+static inline void fsnotify_clear_marks_by_sb(struct super_block *sb)
+{
+ fsnotify_destroy_marks(&sb->s_fsnotify_marks);
+}
/* Wait until all marks queued for destruction are destroyed */
extern void fsnotify_wait_marks_destroyed(void);