Re: serial console

[Matt Mackall <mpm@selenic.com>]

On Mon, May 16, 2005 at 01:57:31PM -0700, Matt Mackall wrote:
> On Mon, May 16, 2005 at 02:16:55PM -0700, YhLu wrote:
> > it says
> > 
> > drivers/built-in.o(.init.text+0x1b68): In function
> > `serial8250_start_console':
> > : undefined reference to `add_preferred_console'
> > 
> > add_preferred_console is defined in printk.c
> 
> Ahh. Turn CONFIG_PRINTK back on and it should work. This is broken in
> mainline too, I need to find time to fix it.

This should fix it (against 2.6.12-rc4, should apply cleanly to the
last -tiny release as well):

Fix compile bug with serial console and printk disabled.

Signed-off-by: Matt Mackall <mpm@selenic.com>

Index: l-p/kernel/printk.c
===================================================================
--- l-p.orig/kernel/printk.c	2005-05-16 15:13:51.000000000 -0700
+++ l-p/kernel/printk.c	2005-05-16 15:29:56.000000000 -0700
@@ -665,6 +665,11 @@ asmlinkage long sys_syslog(int type, cha
 	return 0;
 }
 
+int __init add_preferred_console(char *name, int idx, char *options)
+{
+	return 0;
+}
+
 int do_syslog(int type, char __user * buf, int len) { return 0; }
 static void call_console_drivers(unsigned long start, unsigned long end) {}
 



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