diff options
| author | Serhiy Storchaka <storchaka@gmail.com> | 2017-01-12 16:34:33 (GMT) |
|---|---|---|
| committer | Serhiy Storchaka <storchaka@gmail.com> | 2017-01-12 16:34:33 (GMT) |
| commit | 67796521dd22b3008788a75108b45f33d06f85dd (patch) | |
| tree | f737a3560e40ee17de082ff471687956cb4a8904 /Include | |
| parent | 9b8dcc6b1c18d5539735b61004d2e84b3e26cc8f (diff) | |
| download | cpython-67796521dd22b3008788a75108b45f33d06f85dd.zip cpython-67796521dd22b3008788a75108b45f33d06f85dd.tar.gz cpython-67796521dd22b3008788a75108b45f33d06f85dd.tar.bz2 | |
Issue #28969: Fixed race condition in C implementation of functools.lru_cache.
KeyError could be raised when cached function with full cache was
simultaneously called from differen threads with the same uncached arguments.
Diffstat (limited to 'Include')
| -rw-r--r-- | Include/dictobject.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/Include/dictobject.h b/Include/dictobject.h index e0e1c26..17e12c0 100644 --- a/Include/dictobject.h +++ b/Include/dictobject.h @@ -102,6 +102,7 @@ PyAPI_FUNC(int) _PyDict_HasOnlyStringKeys(PyObject *mp); Py_ssize_t _PyDict_KeysSize(PyDictKeysObject *keys); Py_ssize_t _PyDict_SizeOf(PyDictObject *); PyObject *_PyDict_Pop(PyDictObject *, PyObject *, PyObject *); +PyObject *_PyDict_Pop_KnownHash(PyDictObject *, PyObject *, Py_hash_t, PyObject *); PyObject *_PyDict_FromKeys(PyObject *, PyObject *, PyObject *); #define _PyDict_HasSplitTable(d) ((d)->ma_values != NULL) |