When a DCB is removed and added more than once with poll_add_dcb and poll_remove_dcb, the code previously chose a different thread each time the DCB was added. This violated the assumption is that all DCBs are local to a single worker.
When a DCB is removed and added more than once with poll_add_dcb and poll_remove_dcb, the code previously chose a different thread each time the DCB was added. This violated the assumption is that all DCBs are local to a single worker.