test_core tests various cgroup creation/removal and task migration
paths. Run the tests repeatedly with interfering noise (for lockdep
checks). Currently, forking noise and subsystem enabled/disabled
switching are the implemented noises.
Signed-off-by: NMichal Koutný <mkoutny@suse.com>
Signed-off-by: NTejun Heo <tj@kernel.org>