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/spinlock.h"
 8#include "linux/slab.h"
 9#include "linux/oom.h"
10#include "kern_util.h"
11#include "os.h"
12#include "skas.h"
13
14void (*pm_power_off)(void);
15
16static void kill_off_processes(void)
17{
18	if (proc_mm)
19		/*
20		 * FIXME: need to loop over userspace_pids
21		 */
22		os_kill_ptraced_process(userspace_pid[0], 1);
23	else {
24		struct task_struct *p;
25		int pid;
26
27		read_lock(&tasklist_lock);
28		for_each_process(p) {
29			struct task_struct *t;
30
31			t = find_lock_task_mm(p);
32			if (!t)
33				continue;
34			pid = t->mm->context.id.u.pid;
35			task_unlock(t);
36			os_kill_ptraced_process(pid, 1);
37		}
38		read_unlock(&tasklist_lock);
39	}
40}
41
42void uml_cleanup(void)
43{
44	kmalloc_ok = 0;
45	do_uml_exitcalls();
46	kill_off_processes();
47}
48
49void machine_restart(char * __unused)
50{
51	uml_cleanup();
52	reboot_skas();
53}
54
55void machine_power_off(void)
56{
57	uml_cleanup();
58	halt_skas();
59}
60
61void machine_halt(void)
62{
63	machine_power_off();
64}

 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
12void (*pm_power_off)(void);
13
14static 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
35void uml_cleanup(void)
36{
37	kmalloc_ok = 0;
38	do_uml_exitcalls();
39	kill_off_processes();
40}
41
42void machine_restart(char * __unused)
43{
44	uml_cleanup();
45	reboot_skas();
46}
47
48void machine_power_off(void)
49{
50	uml_cleanup();
51	halt_skas();
52}
53
54void machine_halt(void)
55{
56	machine_power_off();
57}