EMERGENCY_RESTART(9) Driver Basics EMERGENCY_RESTART(9)NAME
emergency_restart - reboot the system
Without shutting down any hardware or taking any locks reboot the system. This is called when we know we are in trouble so this is our best
effort to reboot. This is safe to call in interrupt context.
COPYRIGHT Kernel Hackers Manual 3.10 June 2014 EMERGENCY_RESTART(9)
Check Out this Related Man Page
REBOOT(8) System Manager's Manual REBOOT(8)NAME
reboot - reboot the system immediately
Reboot can be used to reboot the system after installing a new kernel. It does not inform the users, but does log it's actions in
/usr/adm/wtmp and /usr/adm/authlog. The system is then rebooted with the reboot(2) systemcall.
If the -f flag is not given then all processes are sent terminate signals to give them a chance to die peacefully before the reboot() call.
If the wtmp file exists, reboot logs itself as if it were a shutdown. This is done to prevent last(1) from talking about system-crashes.
Reboot is registered as is in the authlog file.
Reboot can only be executed by the super-user. Any other caller will be refused, either by reboot(8) or by reboot(2).
SEE ALSO reboot(2), shutdown(8), halt(8), boot(8).
The error message's given by reboot are not always useful. There are several routines that can fail, but which are not fatal for the pro-
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