[Python-checkins] [python/cpython] a0ecaa: [3.5] bpo-24484: Avoid race condition in multiproc...

[GitHub]

  Branch: refs/heads/3.5
  Home:   https://github.com/python/cpython
  Commit: a0ecaab006849ade08fbcf8413fe1e92d9c8d71c
      https://github.com/python/cpython/commit/a0ecaab006849ade08fbcf8413fe1e92d9c8d71c
  Author: Antoine Pitrou <pitrou at free.fr>
  Date:   2017-06-13 (Tue, 13 Jun 2017)

  Changed paths:
    M Lib/multiprocessing/util.py
    M Lib/test/_test_multiprocessing.py
    M Misc/NEWS

  Log Message:
  -----------
  [3.5] bpo-24484: Avoid race condition in multiprocessing cleanup (GH-2159) (#2167)

* bpo-24484: Avoid race condition in multiprocessing cleanup

The finalizer registry can be mutated while inspected by multiprocessing
at process exit.

* Use test.support.start_threads()

* Add Misc/NEWS.
(cherry picked from commit 1eb6c0074d17f4fd425cacfdda893d65f5f77f0a)