Re: [PATCH v11 0/8] MR729: windows.media.speech: Initial recognition session work.

[Jinoh Kang (＠iamahuman)]

> You should set `worker_running = TRUE` after thread creation succeds in `session_start_async`.

To elaborate: the worker thread does not own `worker_running`. If another thread sets it to `FALSE` before the worker thread could enter the critical section, the stop request will be ignored and the `StopAsync` caller will hang.