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author | Antoine Pitrou <solipsis@pitrou.net> | 2016-12-10 16:16:17 (GMT) |
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committer | Antoine Pitrou <solipsis@pitrou.net> | 2016-12-10 16:16:17 (GMT) |
commit | ebb39bcc048b33d529a64f517ccee1c172ff8b07 (patch) | |
tree | e9c5c42ccd7271e9d67506797417b06066d90f2a /Lib/multiprocessing | |
parent | 13f1c331a5dd5b4ff3b1e4c9e47d6d3ae75e0f8f (diff) | |
parent | cd2a201e5bb33c9b44401a91e10189be87885efe (diff) | |
download | cpython-ebb39bcc048b33d529a64f517ccee1c172ff8b07.zip cpython-ebb39bcc048b33d529a64f517ccee1c172ff8b07.tar.gz cpython-ebb39bcc048b33d529a64f517ccee1c172ff8b07.tar.bz2 |
Issue #28779: multiprocessing.set_forkserver_preload() would crash the forkserver process if a preloaded module instantiated some multiprocessing objects such as locks.
Diffstat (limited to 'Lib/multiprocessing')
-rw-r--r-- | Lib/multiprocessing/context.py | 2 | ||||
-rw-r--r-- | Lib/multiprocessing/spawn.py | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/Lib/multiprocessing/context.py b/Lib/multiprocessing/context.py index 09455e2..623f6fb 100644 --- a/Lib/multiprocessing/context.py +++ b/Lib/multiprocessing/context.py @@ -196,7 +196,7 @@ class BaseContext(object): def get_start_method(self, allow_none=False): return self._name - def set_start_method(self, method=None): + def set_start_method(self, method, force=False): raise ValueError('cannot set start method of concrete context') @property diff --git a/Lib/multiprocessing/spawn.py b/Lib/multiprocessing/spawn.py index dfb9f65..4aba372 100644 --- a/Lib/multiprocessing/spawn.py +++ b/Lib/multiprocessing/spawn.py @@ -217,7 +217,7 @@ def prepare(data): process.ORIGINAL_DIR = data['orig_dir'] if 'start_method' in data: - set_start_method(data['start_method']) + set_start_method(data['start_method'], force=True) if 'init_main_from_name' in data: _fixup_main_from_name(data['init_main_from_name']) |