1 /*
2  * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
3  * Licensed under the GPL
4  */
5 
6 #include "linux/sched.h"
7 #include "linux/slab.h"
8 #include "kern_util.h"
9 #include "os.h"
10 #include "skas.h"
11 
12 void (*pm_power_off)(void);
13 
kill_off_processes(void)14 static void kill_off_processes(void)
15 {
16 	if (proc_mm)
17 		/*
18 		 * FIXME: need to loop over userspace_pids
19 		 */
20 		os_kill_ptraced_process(userspace_pid[0], 1);
21 	else {
22 		struct task_struct *p;
23 		int pid;
24 
25 		for_each_process(p) {
26 			if (p->mm == NULL)
27 				continue;
28 
29 			pid = p->mm->context.id.u.pid;
30 			os_kill_ptraced_process(pid, 1);
31 		}
32 	}
33 }
34 
uml_cleanup(void)35 void uml_cleanup(void)
36 {
37 	kmalloc_ok = 0;
38 	do_uml_exitcalls();
39 	kill_off_processes();
40 }
41 
machine_restart(char * __unused)42 void machine_restart(char * __unused)
43 {
44 	uml_cleanup();
45 	reboot_skas();
46 }
47 
machine_power_off(void)48 void machine_power_off(void)
49 {
50 	uml_cleanup();
51 	halt_skas();
52 }
53 
machine_halt(void)54 void machine_halt(void)
55 {
56 	machine_power_off();
57 }
58