linux-kernel - Re: Serial console problem in 2.6.21-rc7-mm1 and earlier

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Message-ID: <17967.32856.616216.761311@smtp.charter.net>
Date:	Wed, 25 Apr 2007 12:22:48 -0400
From:	"John Stoffel" <john@...ffel.org>
To:	Christoph Lameter <clameter@....com>
Cc:	John Stoffel <john@...ffel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, Andy Whitcroft <apw@...dowen.org>
Subject: Re: Serial console problem in 2.6.21-rc7-mm1 and earlier

>>>>> "Christoph" == Christoph Lameter <clameter@....com> writes:

Christoph> On Wed, 25 Apr 2007, John Stoffel wrote:
Christoph> I use a serial console on my x86_84 box. For a while now I
Christoph> can see all output but I cannot type any
Christoph> characters. /dev/console broke?
>> 
>> I've sorta seen this problem too, but with gdm.  If I have my kernel
>> line setup like this:
>> 
>> ... console=tty0 console=ttyS0,9600n8
>> 
>> I have to stop and restart gdm (or switch to the XDMCP chooser and
>> back) to get keyoard access.  Wierd. 
>> 
Christoph> Simple WAR is to ssh into the box and I was usually too
Christoph> focused on other issues to do something about it.
>> 
>> Are you trying to access an X login prompter, or just a plain Virtual
>> Console tty?

Christoph> No X on the machine. And this is a serial console that
Christoph> works fine with 2.6.21-rcX.

Ok, no idea then.  It's working for me in 2.6.21-rc7 as long as I
don't have more than one console= entry in my kernel boot args. 

John
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