Make PyDictKeysObject thread-safe

DinoV · Jan 30, 2024 · 0891529 · 0891529
1 parent 8612230
commit 0891529
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Showing 2 changed files with 231 additions and 95 deletions.
diff --git a/Include/internal/pycore_dict.h b/Include/internal/pycore_dict.h
@@ -141,6 +141,11 @@ struct _dictkeysobject {
     /* Kind of keys */
     uint8_t dk_kind;
 
+#ifdef Py_GIL_DISABLED
+    /* Lock used to protect shared keys */
+    PyMutex dk_mutex;
+#endif
+
     /* Version number -- Reset to 0 by any modification to keys */
     uint32_t dk_version;
 
@@ -150,6 +155,7 @@ struct _dictkeysobject {
     /* Number of used entries in dk_entries. */
     Py_ssize_t dk_nentries;
 
+
     /* Actual hash table of dk_size entries. It holds indices in dk_entries,
        or DKIX_EMPTY(-1) or DKIX_DUMMY(-2).