linux-kernel - Re: Current git: no keyboard when booting in verbose mode

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Date:	Wed, 23 Sep 2009 11:09:55 +0200 (CEST)
From:	Jiri Kosina <jkosina@...e.cz>
To:	Marc Dionne <marc.c.dionne@...il.com>
Cc:	linux-kernel@...r.kernel.org, linux-input@...r.kernel.org,
	Dmitry Torokhov <dmitry.torokhov@...il.com>
Subject: Re: Current git: no keyboard when booting in verbose mode


[ adding some CCs ]

On Tue, 22 Sep 2009, Marc Dionne wrote:

> I'm having issues with the current kernel in git, and wondering if this 
> will ring a bell for anyone. The main symptom is that on most boots the 
> keyboard is not detected - the system gets to the console login prompt 
> but input is not recognized.  Sometimes (rarely) the keyboard will be ok 
> at the console, but the keyboard and mouse are non functional once in X. 

Are both keyboard and mouse in question PS/2?

> Other times the system will hang before getting to the console login 
> prompt.
> 
> I made a few attempts to bisect this but with no success - I assume
> that I'm led astray at some point by a bad kernel that happens to boot
> normally a few times.
> 
> Things to note:
> - The problem only occurs in verbose mode - if I boot with "quiet"
>   everything is fine
> - 2.6.31 has no issues on the same machine
> - On a failed boot with no keyboard, this line is missing from dmesg:
>     AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2

Could you please provide output from kernel booted with 'i8042.debug' from 
the failing case?

> - Otherwise there are no obvious differences with dmesg from a successful boot.
> 
> config is attached

-- 
Jiri Kosina
SUSE Labs, Novell Inc.

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