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SubjectRe: [PATCH] change SysRq keycode for systems without SysRq key
On Fri, 13 Jul 2007 23:20:33 +0200 federico ferri <xaero@inwind.it> wrote:

> #ifdef CONFIG_MAGIC_SYSRQ /* Handle the SysRq Hack */
> - if (keycode == KEY_SYSRQ && (sysrq_down || (down == 1 && sysrq_alt))) {
> + if (keycode == CONFIG_MAGIC_SYSRQ_KEYCODE && (sysrq_down || (down == 1 && sysrq_alt))) {
> sysrq_down = down;
> return;
> }
> diff -uprN linux.orig/lib/Kconfig.debug linux/lib/Kconfig.debug
> --- linux.orig/lib/Kconfig.debug 2005-07-09 21:47:22.000000000 +0200
> +++ linux/lib/Kconfig.debug 2005-07-09 21:50:44.000000000 +0200
> @@ -28,6 +28,16 @@ config MAGIC_SYSRQ
> send a BREAK and then within 5 seconds a command keypress. The
> keys are documented in <file:Documentation/sysrq.txt>. Don't say Y
> unless you really know what this hack does.
> +
> +config MAGIC_SYSRQ_KEYCODE
> + int
> + prompt "Change SysRq key-code" if MAGIC_SYSRQ
> + default 99
> + depends on MAGIC_SYSRQ
> + help
> + If your keyboard doesn't have a SysRq key (also labeled PrintScr),
> + you can specify another keycode which should act as SysRq.
> + Default is 99 (KEY_SYSRQ).
> + You can find this number using programs like evtest, or (maybe)
> + showkey.
>

Seems harmless enough ;)

Could you please send in a suitable update to Documentation/sysrq.txt?
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