Re: CONFIG_MAGIC_SYSRQ on i386 unavailable?

From: Jeremy Brand
Date: Tue Aug 31 2004 - 18:02:48 EST


On Tue, 31 Aug 2004 14:53:40 -0700, Randy.Dunlap <rddunlap@xxxxxxxx> wrote:
> On Tue, 31 Aug 2004 13:25:19 -0700 Jeremy Brand wrote:
>
> | Hi all,
> |
> | In the latest 2.4 and 2.6 kernels, Documentation/sysrq.txt seems to
> | still mention that MAGIC SYSRQ is still available, however I can not
> | find it in the configuration. When I add CONFIG_MAGIC_SYSRQ to
> | .config and run oldconfig, it vanishes.
>
> You didn't say what architecture, and the answer may vary by arch.,
> especially in 2.4.x.

Hi, Sorry, I did say the arch, but only in the subject.

i386.

> In 2.4.27, you have to enable 'Kernel debugging' in the
> 'Kernel hacking' menu in order to be able to set MAGIC_SYSRQ.
> (for i386 arch.)
>
> In 2.6.9-rc1, you have to enable 'Kernel debugging' in the
> 'Kernel hacking' menu in order to be able set MAGIC_SYSRQ.
>
> What arch. specifically?
>
> | What is the prefered method of enabling magic sysrq on i386? That was
> | a really nice feature. I hope it has not been removed.

Thanks.

That's probably enough info anyway (re: kernel debug).

Sincerely,
Jeremy
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