linux-kernel - Re: sysrq_always_enabled boot option ??

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Message-ID: <20070106153833.GB20592@elte.hu>
Date:	Sat, 6 Jan 2007 16:38:33 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Aneesh Kumar <aneesh.kumar@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: sysrq_always_enabled boot option ??

* Aneesh Kumar <aneesh.kumar@...il.com> wrote:

> This is about commit 5d6f647fc6bb57377c9f417c4752e43189f56bb1. Why is 
> this change needed. As far as i understand from the the commit message 
> distro used to set sysrq_enabled = 0. But they if we need sysrq 
> support we can set it using sysctl why do we need a kernel command 
> line option ?

userspace occasionally disables it. Also, sometimes i want to boot 
distro images without changing anything in them.

	Ingo
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