linux-kernel - Re: [PATCH 05/44] serial: sc16is7xx: Use uart_xmit

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Wed, 19 Oct 2022 14:11:33 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Cc:     linux-serial@...r.kernel.org, Greg KH <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 05/44] serial: sc16is7xx: Use uart_xmit_advance()

On Wed, Oct 19, 2022 at 12:11:12PM +0300, Ilpo Järvinen wrote:
> Take advantage of the new uart_xmit_advance() helper.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

> Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
> ---
>  drivers/tty/serial/sc16is7xx.c | 5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
> 
> diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c
> index 524921360ca7..39f92eb1e698 100644
> --- a/drivers/tty/serial/sc16is7xx.c
> +++ b/drivers/tty/serial/sc16is7xx.c
> @@ -686,13 +686,10 @@ static void sc16is7xx_handle_tx(struct uart_port *port)
>  		}
>  		to_send = (to_send > txlen) ? txlen : to_send;
>  
> -		/* Add data to send */
> -		port->icount.tx += to_send;
> -
>  		/* Convert to linear buffer */
>  		for (i = 0; i < to_send; ++i) {
>  			s->buf[i] = xmit->buf[xmit->tail];
> -			xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
> +			uart_xmit_advance(port, 1);
>  		}
>  
>  		sc16is7xx_fifo_write(port, to_send);
> -- 
> 2.30.2
> 

-- 
With Best Regards,
Andy Shevchenko