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Commit | Line | Data |
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1da177e4 | 1 | /* |
ba180fd4 | 2 | * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) |
1da177e4 LT |
3 | * Licensed under the GPL |
4 | */ | |
5 | ||
37185b33 AV |
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> | |
1da177e4 | 13 | |
5e38291d EB |
14 | void (*pm_power_off)(void); |
15 | ||
1da177e4 LT |
16 | static void kill_off_processes(void) |
17 | { | |
c5d4bb17 | 18 | if (proc_mm) |
77bf4400 JD |
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; | |
f1c93e49 | 25 | int pid; |
77bf4400 | 26 | |
9bd0a077 | 27 | read_lock(&tasklist_lock); |
c5d4bb17 | 28 | for_each_process(p) { |
2c922c51 AV |
29 | struct task_struct *t; |
30 | ||
31 | t = find_lock_task_mm(p); | |
32 | if (!t) | |
77bf4400 | 33 | continue; |
2c922c51 AV |
34 | pid = t->mm->context.id.u.pid; |
35 | task_unlock(t); | |
77bf4400 JD |
36 | os_kill_ptraced_process(pid, 1); |
37 | } | |
9bd0a077 | 38 | read_unlock(&tasklist_lock); |
77bf4400 | 39 | } |
1da177e4 LT |
40 | } |
41 | ||
42 | void uml_cleanup(void) | |
43 | { | |
ba180fd4 | 44 | kmalloc_ok = 0; |
1da177e4 | 45 | do_uml_exitcalls(); |
026549d2 | 46 | kill_off_processes(); |
1da177e4 LT |
47 | } |
48 | ||
49 | void machine_restart(char * __unused) | |
50 | { | |
ba180fd4 | 51 | uml_cleanup(); |
6aa802ce | 52 | reboot_skas(); |
1da177e4 LT |
53 | } |
54 | ||
1da177e4 LT |
55 | void machine_power_off(void) |
56 | { | |
ba180fd4 | 57 | uml_cleanup(); |
6aa802ce | 58 | halt_skas(); |
1da177e4 LT |
59 | } |
60 | ||
1da177e4 LT |
61 | void machine_halt(void) |
62 | { | |
63 | machine_power_off(); | |
64 | } |