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gh-112070: make `functools.lru_cache` threadsafe in --disable-gil build (gh-112111) 

* gh-112070: make `functools.lrucacle` threadsafe in --disable-gil build

* gh-112070: update generate `functoolsmodule` files

* gh-112070: add NEWS file

* Delete Misc/NEWS.d/next/Library/2023-11-15-20-19-45.gh-issue-112070.q6OhcU.rst

* gh-112070: reformat functoolsmodule.c

---------

Co-authored-by: Sam Gross <colesbury@gmail.com>
This commit is contained in:
Wanderxjtu 2023-11-17 13:03:02 +08:00 committed by GitHub
parent 8cd70eefc7
commit 0ee2d77331
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 25 additions and 6 deletions
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13
Modules/_functoolsmodule.c
View File

@ -1,5 +1,6 @@
#include "Python.h"
#include "pycore_call.h" // _PyObject_CallNoArgs()
#include "pycore_critical_section.h" // Py_BEGIN_CRITICAL_SECTION
#include "pycore_dict.h" // _PyDict_Pop_KnownHash()
#include "pycore_long.h" // _PyLong_GetZero()
#include "pycore_moduleobject.h" // _PyModule_GetState()
@ -1274,7 +1275,11 @@ lru_cache_dealloc(lru_cache_object *obj)
static PyObject *
lru_cache_call(lru_cache_object *self, PyObject *args, PyObject *kwds)
{
return self->wrapper(self, args, kwds);
PyObject *result;
Py_BEGIN_CRITICAL_SECTION(self);
result = self->wrapper(self, args, kwds);
Py_END_CRITICAL_SECTION();
return result;
}
static PyObject *
@ -1287,6 +1292,7 @@ lru_cache_descr_get(PyObject *self, PyObject *obj, PyObject *type)
}
/*[clinic input]
@critical_section
_functools._lru_cache_wrapper.cache_info
Report cache statistics
@ -1294,7 +1300,7 @@ Report cache statistics
static PyObject *
_functools__lru_cache_wrapper_cache_info_impl(PyObject *self)
/*[clinic end generated code: output=cc796a0b06dbd717 input=f05e5b6ebfe38645]*/
/*[clinic end generated code: output=cc796a0b06dbd717 input=00e1acb31aa21ecc]*/
{
lru_cache_object *_self = (lru_cache_object *) self;
if (_self->maxsize == -1) {
@ -1308,6 +1314,7 @@ _functools__lru_cache_wrapper_cache_info_impl(PyObject *self)
}
/*[clinic input]
@critical_section
_functools._lru_cache_wrapper.cache_clear
Clear the cache and cache statistics
@ -1315,7 +1322,7 @@ Clear the cache and cache statistics
static PyObject *
_functools__lru_cache_wrapper_cache_clear_impl(PyObject *self)
/*[clinic end generated code: output=58423b35efc3e381 input=6ca59dba09b12584]*/
/*[clinic end generated code: output=58423b35efc3e381 input=dfa33acbecf8b4b2]*/
{
lru_cache_object *_self = (lru_cache_object *) self;
lru_list_elem *list = lru_cache_unlink_list(_self);

18
Modules/clinic/_functoolsmodule.c.h generated
View File

@ -81,7 +81,13 @@ _functools__lru_cache_wrapper_cache_info_impl(PyObject *self);
static PyObject *
_functools__lru_cache_wrapper_cache_info(PyObject *self, PyObject *Py_UNUSED(ignored))
{
return _functools__lru_cache_wrapper_cache_info_impl(self);
PyObject *return_value = NULL;
Py_BEGIN_CRITICAL_SECTION(self);
return_value = _functools__lru_cache_wrapper_cache_info_impl(self);
Py_END_CRITICAL_SECTION();
return return_value;
}
PyDoc_STRVAR(_functools__lru_cache_wrapper_cache_clear__doc__,
@ -99,6 +105,12 @@ _functools__lru_cache_wrapper_cache_clear_impl(PyObject *self);
static PyObject *
_functools__lru_cache_wrapper_cache_clear(PyObject *self, PyObject *Py_UNUSED(ignored))
{
return _functools__lru_cache_wrapper_cache_clear_impl(self);
PyObject *return_value = NULL;
Py_BEGIN_CRITICAL_SECTION(self);
return_value = _functools__lru_cache_wrapper_cache_clear_impl(self);
Py_END_CRITICAL_SECTION();
return return_value;
}
/*[clinic end generated code: output=231403340a20e31b input=a9049054013a1b77]*/
/*[clinic end generated code: output=5e3207fa0d28cdb1 input=a9049054013a1b77]*/