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 "kern_util.h" 8 #include "os.h" 9 #include "skas.h" 10 11 void (*pm_power_off)(void); 12 13 static void kill_off_processes(void) 14 { 15 if (proc_mm) 16 /* 17 * FIXME: need to loop over userspace_pids 18 */ 19 os_kill_ptraced_process(userspace_pid[0], 1); 20 else { 21 struct task_struct *p; 22 int pid, me; 23 24 me = os_getpid(); 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 35 void uml_cleanup(void) 36 { 37 kmalloc_ok = 0; 38 do_uml_exitcalls(); 39 kill_off_processes(); 40 } 41 42 void machine_restart(char * __unused) 43 { 44 uml_cleanup(); 45 reboot_skas(); 46 } 47 48 void machine_power_off(void) 49 { 50 uml_cleanup(); 51 halt_skas(); 52 } 53 54 void machine_halt(void) 55 { 56 machine_power_off(); 57 } 58