[Python-checkins] GH-130396: Increase trashcan overhead (GH-130552)

[markshannon]

https://github.com/python/cpython/commit/263d56e1e23c711e3abafcae6707cbeb66d15e93
commit: 263d56e1e23c711e3abafcae6707cbeb66d15e93
branch: main
author: Mark Shannon <m...@hotpy.org>
committer: markshannon <m...@hotpy.org>
date: 2025-02-26T08:54:24Z
summary:

GH-130396: Increase trashcan overhead (GH-130552)

Double trashcan overhead

files:
M Include/cpython/object.h

diff --git a/Include/cpython/object.h b/Include/cpython/object.h
index f466091e07e465..70cf0b51f140a9 100644
--- a/Include/cpython/object.h
+++ b/Include/cpython/object.h
@@ -494,13 +494,13 @@ PyAPI_FUNC(int) 
_Py_ReachedRecursionLimitWithMargin(PyThreadState *tstate, int m
 #define Py_TRASHCAN_BEGIN(op, dealloc) \
 do { \
     PyThreadState *tstate = PyThreadState_Get(); \
-    if (_Py_ReachedRecursionLimitWithMargin(tstate, 1) && 
Py_TYPE(op)->tp_dealloc == (destructor)dealloc) { \
+    if (_Py_ReachedRecursionLimitWithMargin(tstate, 2) && 
Py_TYPE(op)->tp_dealloc == (destructor)dealloc) { \
         _PyTrash_thread_deposit_object(tstate, (PyObject *)op); \
         break; \
     }
     /* The body of the deallocator is here. */
 #define Py_TRASHCAN_END \
-    if (tstate->delete_later && !_Py_ReachedRecursionLimitWithMargin(tstate, 
2)) { \
+    if (tstate->delete_later && !_Py_ReachedRecursionLimitWithMargin(tstate, 
4)) { \
         _PyTrash_thread_destroy_chain(tstate); \
     } \
 } while (0);

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