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SubjectRe: [PATCH] Sticky/Key-Setable SysRq (resubmit)
H. Peter Anvin wrote:

>Followup to: <>
>By author: Crutcher Dunnavant <>
>In newsgroup:
>>Attached is the patch from last week which provides the sysrq system
>>with the following:
>>a toggleable 'sticky' flag in /proc, which makes the sysrq key work
on bad
>>keyboards, and through bad KVMs.
>>the ability to set which key in /proc, which makes the sysrq key work on
>>system _without_ a 'sysrq' key; like bad KVMs.
>>I've gotten no tracktion on this in a week, so I'm resubmitting it.
>I think doing this through procfs might be reasonable, but a kernel
>command line option would be absolutely mandatory. If things are
>crappy you might not get to the point of fidding with /proc.
>Also, I really think SysRq has nothing to do under "Kernel
>Hacking/Kernel Debugging". More than anything else it's a system
>administration feature.
> -hpa

Also, when configuring the kernel you can decide not to have /proc
mounted (although this is very rare), but it might happen, if somebody
decided not to use it, so as suggested, I think a kernel command line
option would be nice.


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