linux-kernel - Re: [PATCH] Add keyboard blink driver

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:	Wed, 18 Apr 2007 14:11:53 +0200
From:	Pavel Machek <pavel@....cz>
To:	Andi Kleen <ak@...ell.com>
Cc:	akpm@...l.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Add keyboard blink driver

Hi!

> Add a blink driver for debugging
> 
> Simple driver that blinks the keyboard LEDs when loaded. Useful
> for checking that the kernel is still alive or for crashdumping.

For checking if kernel is alive/crashdumping... can user just do
setleds +caps; sleep 1; setleds -caps; ... ? You can even have morse
code :-).

Besides, we now have led support framework in kernel, that can do
blinking by itself etc.
								Pavel


-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/