linux-kernel - Re: [PATCH 1/5] tty: add port flag to suppress ready signalling on open

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Message-ID: <ffec9dbe-a238-4411-acdb-41bd33719288@kernel.org>
Date:   Tue, 1 Dec 2020 06:49:07 +0100
From:   Jiri Slaby <jirislaby@...nel.org>
To:     Johan Hovold <johan@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     "Mychaela N . Falconia" <falcon@...ecalypso.org>,
        linux-serial@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/5] tty: add port flag to suppress ready signalling on
 open

On 30. 11. 20, 16:37, Johan Hovold wrote:
> --- a/include/linux/tty.h
> +++ b/include/linux/tty.h
> @@ -683,6 +684,19 @@ static inline void tty_port_set_kopened(struct tty_port *port, bool val)
>   		clear_bit(TTY_PORT_KOPENED, &port->iflags);
>   }
>   
> +static inline bool tty_port_nordy(struct tty_port *port)

port can be const here.

> +{
> +	return test_bit(TTY_PORT_NORDY, &port->iflags);
> +}
> +
> +static inline void tty_port_set_nordy(struct tty_port *port, bool val)
> +{
> +	if (val)
> +		set_bit(TTY_PORT_NORDY, &port->iflags);
> +	else
> +		clear_bit(TTY_PORT_NORDY, &port->iflags);

We have assign_bit() for these cases these days.

thanks,
-- 
js