Re: [PATCH] tty/serial: do not free trasnmit buffer page under port lock

From: Petr Mladek
Date: Thu Dec 13 2018 - 04:42:38 EST

On Thu 2018-12-13 13:58:39, Sergey Senozhatsky wrote:
> LKP has hit yet another circular locking dependency between uart
> console drivers and debugobjects [1]:
> The patch fixes transmit buffer page free() in uart_shutdown() and,
> additionally, in uart_port_startup() (as was suggested by Dmitry Safonov).
> [1] 20181211091154.GL23332@shao2-debian/T/#u">
> Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@xxxxxxxxx>

Reviewed-by: Petr Mladek <pmladek@xxxxxxxx>

Best Regards,