Re: [PATCH v1 1/1] serial: core: Clearing the circular buffer before NULLifying it
* Jiri Slaby <jirislaby@kernel.org> [240405 05:25]: > But again, serial8250_start_tx() should not be called after shutdown().
Sounds like we should add some check in addition to UPF_DEAD to serial_port_runtime_suspend() and serial_port_runtime_resume() to bail out early on shutdown.