Re: [PATCH] Console: fall back to /dev/null when no console is availlable

[Andrew Morton <akpm@osdl.org>]

Jörn Engel <joern@wohnheim.fh-wedel.de> wrote:
>
> --- linux-2.6.8cow/init/main.c~console	2004-10-05 20:46:40.000000000 +0200
> +++ linux-2.6.8cow/init/main.c	2004-10-05 20:46:08.000000000 +0200
> @@ -695,8 +695,11 @@
>  	system_state = SYSTEM_RUNNING;
>  	numa_default_policy();
>  
> -	if (sys_open((const char __user *) "/dev/console", O_RDWR, 0) < 0)
> +	if (sys_open((const char __user *) "/dev/console", O_RDWR, 0) < 0) {
>  		printk("Warning: unable to open an initial console.\n");
> +		if (open("/dev/null", O_RDWR, 0) == 0)
> +			printk("         Falling back to /dev/null.\n");
> +	}
>  
>  	(void) sys_dup(0);
>  	(void) sys_dup(0);

/usr/src/25/init/main.c:183: undefined reference to `open'

I assume this worked for you because it's against 2.6.8 and we were still
supporting kernel syscalls then.

Please always test patches against current kernels.

I'll fix it up.