Use atomic for read as well

colesbury · colesbury · commit bb7c984067fa · 2026-01-07T16:18:24.000-05:00
diff --git a/Python/pystate.c b/Python/pystate.c
@@ -2832,7 +2832,7 @@ int
 PyGILState_Check(void)
 {
     _PyRuntimeState *runtime = &_PyRuntime;
-    if (!runtime->gilstate.check_enabled) {
+    if (!_Py_atomic_load_int_relaxed(&runtime->gilstate.check_enabled)) {
         return 1;
     }
 

Original file line number	Diff line number	Diff line change
`@@ -2832,7 +2832,7 @@ int`
`2832`	`2832`	`PyGILState_Check(void)`
`2833`	`2833`	`{`
`2834`	`2834`	`_PyRuntimeState *runtime = &_PyRuntime;`
`2835`		`- if (!runtime->gilstate.check_enabled) {`
	`2835`	`+ if (!_Py_atomic_load_int_relaxed(&runtime->gilstate.check_enabled)) {`
`2836`	`2836`	`return 1;`
`2837`	`2837`	`}`
`2838`	`2838`