From: Jeff Garzik <jgarzik@pobox.com>
To: Marcelo Tosatti <marcelo@conectiva.com.br>, m.c.p@wolk-project.de
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] Allow sysrq() via /proc/sys/kernel/magickey
Date: Mon, 25 Aug 2003 21:06:51 -0400 [thread overview]
Message-ID: <3F4AB2AB.5090709@pobox.com> (raw)
In-Reply-To: <200308252003.h7PK3EQq024312@hera.kernel.org>
Linux Kernel Mailing List wrote:
> ChangeSet 1.1114, 2003/08/25 16:42:57-03:00, m.c.p@wolk-project.de
>
> [PATCH] Allow sysrq() via /proc/sys/kernel/magickey
>
> Hi Marcelo,
>
> sysrq() is a good thing to debug things, but unfortunately you need to have
> physical access to the keyboard. My company for instance maintains tons of
> remote machines and sometimes we need to do sysrq() too, but it's not
> possible to do so the remote way.
>
> Attached patch enables emulation of the Magic SysRq key (Alt-SysRq-key) via
> the /proc interface. Just echo the desired character into the file and there
> you go.
>
> Patch from Randy Dunlap!
This patch is completely unneeded and redundant.
2.4.x already has /proc/sysrq-trigger for precisely this purpose.
See fs/proc/proc_misc.c for more details.
Jeff
next parent reply other threads:[~2003-08-26 1:07 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200308252003.h7PK3EQq024312@hera.kernel.org>
2003-08-26 1:06 ` Jeff Garzik [this message]
2003-09-19 13:09 ` [PATCH] Allow sysrq() via /proc/sys/kernel/magickey Dave Jones
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