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SubjectRe: [patch] Re: Magic Alt-SysRq change in 2.6.18-rc1
On Wed, 12 Jul 2006 09:26:28 +0200 Fredrik Roubert wrote:

> On Wed 12 Jul 02:16 CEST 2006, Roman Zippel wrote:
>
> > > Nack your nack! The patch in 2.6.18-rc1 makes sysrq work on machines on
> > > which it *did not work at all*. If that makes it harder to type but still
> > > possible to type on other machines, well, we win.
> >
> > Why can't we even _try_ to preserve compatibility? :-(
>
> First, please note that the documented behaviour (You press the key
> combo 'ALT-SysRq-<command key>'.) still works.
>
> The problem at hand is that not all keyboards can handle this many keys
> pressed at once, and that there also are keyboards broken in other ways.
>
> The work-around suggested in the documentation ([Y]ou might have better
> luck with "press Alt", "press SysRq", "release Alt", "press <command
> key>", release everything.) does not work with keyboards that sends the
> make and break codes for SysRq immediately after another, and this was
> the reason for changing the behaviour (for broken keyboards) in
> 2.6.18-rc1. The new behaviour works with every keyboard the people
> involved in this discussion has heard of.
>
> That the documentation wasn't updated with the new work-around key
> combination for broken keyboards was a mistake.

In the past, I've had/used several huge-company black
keyboards that didn't work (recognize) Alt-SysRq-X.

Should they work now? (I don't currently have one.)
It would be very nice if they do.

---
~Randy
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