kernfs: Change kernfs_node lockdep name to "kn->active"

The kernfs_node lockdep tracking is being done on kn->active, the
active reference count. The other reference count (kn->count) is not
tracked by lockdep. So change the lockdep name to reflect what it is
tracking.

Signed-off-by: Waiman Long <longman@redhat.com>
Acked-by: Tejun Heo <tj@kernel.org>
Link: https://lore.kernel.org/r/20200402171056.27871-1-longman@redhat.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Waiman Long 2020-04-02 13:10:56 -04:00 committed by Greg Kroah-Hartman
parent 55623260bb
commit 0f605db5bd

View File

@ -1010,7 +1010,7 @@ struct kernfs_node *__kernfs_create_file(struct kernfs_node *parent,
#ifdef CONFIG_DEBUG_LOCK_ALLOC
if (key) {
lockdep_init_map(&kn->dep_map, "kn->count", key, 0);
lockdep_init_map(&kn->dep_map, "kn->active", key, 0);
kn->flags |= KERNFS_LOCKDEP;
}
#endif