summaryrefslogtreecommitdiff
path: root/fs/notify/fsnotify.h
diff options
context:
space:
mode:
Diffstat (limited to 'fs/notify/fsnotify.h')
-rw-r--r--fs/notify/fsnotify.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/fs/notify/fsnotify.h b/fs/notify/fsnotify.h
index ff2063ec6b0f..87d8a50ee803 100644
--- a/fs/notify/fsnotify.h
+++ b/fs/notify/fsnotify.h
@@ -27,6 +27,21 @@ static inline struct super_block *fsnotify_conn_sb(
return container_of(conn->obj, struct super_block, s_fsnotify_marks);
}
+static inline struct super_block *fsnotify_connector_sb(
+ struct fsnotify_mark_connector *conn)
+{
+ switch (conn->type) {
+ case FSNOTIFY_OBJ_TYPE_INODE:
+ return fsnotify_conn_inode(conn)->i_sb;
+ case FSNOTIFY_OBJ_TYPE_VFSMOUNT:
+ return fsnotify_conn_mount(conn)->mnt.mnt_sb;
+ case FSNOTIFY_OBJ_TYPE_SB:
+ return fsnotify_conn_sb(conn);
+ default:
+ return NULL;
+ }
+}
+
/* destroy all events sitting in this groups notification queue */
extern void fsnotify_flush_notify(struct fsnotify_group *group);