use kthread instead of delayed_work to check lock status
and optimize debug_locks status checking
MTK-Commit-Id: 83359c178f385590906b3d94b41ee1c02f8b9f99
Change-Id: I1fac53402f32c395c47eb50175db0e337500f92b
CR-Id: ALPS04870405
Feature: [Module]Lockdep
Signed-off-by: Kobe Wu <kobe-cp.wu@mediatek.com>