Merge branch 'preemption_noise' into 'master'

Preemption noise

See merge request fweisbec/dynticks-testing!3
tree: b1597f383ab9206bd6b0d96171582346864218ec
  1. Makefile
  2. noise_parse.py
  3. README
  4. run
  5. trace.1.example
  6. user_loop.c