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From: Evgeniy Polyakov <zbr@ioremap.net>
To: Hollis Blanchard <hollisb@us.ibm.com>
Cc: netdev@vger.kernel.org, mpm@selenic.com
Subject: Re: [PATCH 2 of 2] netconsole: add write-only tty driver
Date: Fri, 28 Nov 2008 00:47:01 +0300	[thread overview]
Message-ID: <20081127214701.GA7195@ioremap.net> (raw)
In-Reply-To: <1a5d52ff499998079f4b.1227820262@localhost.localdomain>

Hi.

Looks good. A short note below.

On Thu, Nov 27, 2008 at 03:11:02PM -0600, Hollis Blanchard (hollisb@us.ibm.com) wrote:
> +static int __init netconsole_tty_init(void)
> +{
> +	netconsole_tty_driver = alloc_tty_driver(1);
> +	if (!netconsole_tty_driver)
> +		return -ENOMEM;
> +
> +	netconsole_tty_driver->owner = THIS_MODULE;
> +	netconsole_tty_driver->driver_name = "netcon";
> +	netconsole_tty_driver->name = "netcon";
> +	netconsole_tty_driver->minor_start = 0;
> +	netconsole_tty_driver->type = TTY_DRIVER_TYPE_SYSTEM;
> +	netconsole_tty_driver->init_termios = tty_std_termios;
> +	netconsole_tty_driver->init_termios.c_cflag = B9600 | CS8 | CREAD | HUPCL;
> +	netconsole_tty_driver->init_termios.c_ispeed = 9600;
> +	netconsole_tty_driver->init_termios.c_ospeed = 9600;
> +	netconsole_tty_driver->flags = TTY_DRIVER_REAL_RAW;
> +	tty_set_operations(netconsole_tty_driver, &netconsole_tty_ops);
> +
> +	if (tty_register_driver(netconsole_tty_driver))
> +		printk(KERN_ERR "Couldn't register netconsole tty driver\n");
> +
> +	return 0;
> +}
> +device_initcall(netconsole_tty_init);

Would it be better called from init_netconsole()?

-- 
	Evgeniy Polyakov

  reply	other threads:[~2008-11-27 21:47 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-11-27 21:11 [PATCH 0 of 2] implement tty driver for netconsole Hollis Blanchard
2008-11-27 21:11 ` [PATCH 1 of 2] netconsole: don't require struct console to send data Hollis Blanchard
2008-11-30 17:21   ` Matt Mackall
2008-11-27 21:11 ` [PATCH 2 of 2] netconsole: add write-only tty driver Hollis Blanchard
2008-11-27 21:47   ` Evgeniy Polyakov [this message]
2008-11-28  5:25     ` Hollis Blanchard
2008-11-30 17:28   ` Matt Mackall
2008-11-27 23:09 ` [PATCH 0 of 2] implement tty driver for netconsole Matt Mackall
2008-11-30  5:39   ` David Miller

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