CTRL-ALT-DEL not working as expected. Seeking for advices

[Denys Vlasenko]

On Wed, Feb 19, 2014 at 5:39 PM, Harald Becker <ralda at gmx.de> wrote:
>>No. Calling sys_reboot with RB_DISABLE_CAD nee
>>LINUX_REBOOT_CMD_CAD_OFF nee zero
>
>>- exactly what init wants.
>
> Denys the problem is the time init does this call. When C-A-D is
> enabled to early (before complete system initialization) many
> systems fail badly and emulators tend to hang when you try C-A-D
> in the phase of system startup. Per intention enabling C-A-D
> shall only be done when system is up and init system is ready to
> process action on SIGINT, not earlier. Current init seem to
> enable C-A-D before executing sysinit actions. It shall be done
> AFTER sysinit not BEFORE.

How do you know that it is ok to allow user to hard-reboot
the machine in the middle of the booting?

-- 
vda