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| author | Serhiy Storchaka <storchaka@gmail.com> | 2017-01-12 17:42:20 (GMT) |
|---|---|---|
| committer | Serhiy Storchaka <storchaka@gmail.com> | 2017-01-12 17:42:20 (GMT) |
| commit | 617c7753ce010617b45ae3bfa53a90c07b51510a (patch) | |
| tree | 974d15dcc99f3504be149746e9b4069e5a2db6cc /Include | |
| parent | 798ad2742b6523250e5477557e3cc2588d6e6475 (diff) | |
| parent | 42e1ea9a10aa6c3df40af3b7561d6251c8e2ac9c (diff) | |
| download | cpython-617c7753ce010617b45ae3bfa53a90c07b51510a.zip cpython-617c7753ce010617b45ae3bfa53a90c07b51510a.tar.gz cpython-617c7753ce010617b45ae3bfa53a90c07b51510a.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 fd423a3..08a9449 100644 --- a/Include/dictobject.h +++ b/Include/dictobject.h @@ -117,6 +117,7 @@ PyAPI_FUNC(int) _PyDict_HasOnlyStringKeys(PyObject *mp); Py_ssize_t _PyDict_KeysSize(PyDictKeysObject *keys); Py_ssize_t _PyDict_SizeOf(PyDictObject *); PyAPI_FUNC(PyObject *) _PyDict_Pop(PyObject *, PyObject *, PyObject *); +PyObject *_PyDict_Pop_KnownHash(PyObject *, PyObject *, Py_hash_t, PyObject *); PyObject *_PyDict_FromKeys(PyObject *, PyObject *, PyObject *); #define _PyDict_HasSplitTable(d) ((d)->ma_values != NULL) |