[Mlir-commits] [mlir] [MLIR:Python] Fix race on PyOperations. (PR #139721)

[Maksim Levental]

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@@ -770,7 +846,7 @@ void PyMlirContext::clearOperationAndInside(PyOperationBase &op) {
   MlirOperationWalkCallback invalidatingCallback = [](MlirOperation op,
                                                       void *userData) {
     PyMlirContextRef &contextRef = *static_cast<PyMlirContextRef *>(userData);
-    contextRef->clearOperation(op);
+    contextRef->clearOperationLocked(op);
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makslevental wrote:

maybe i'm missing something but i don't see an explicit `nb::ft_lock_guard lock(liveOperationsMutex);` anywhere around here?

https://github.com/llvm/llvm-project/pull/139721