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// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
*/
#include <linux/sched/signal.h>
#include <linux/sched/task.h>
#include <linux/sched/mm.h>
#include <linux/spinlock.h>
#include <linux/slab.h>
#include <linux/oom.h>
#include <linux/reboot.h>
#include <kern_util.h>
#include <os.h>
#include <skas.h>
void (*pm_power_off)(void);
EXPORT_SYMBOL(pm_power_off);
static void kill_off_processes(void)
{
struct task_struct *p;
int pid;
read_lock(&tasklist_lock);
for_each_process(p) {
struct task_struct *t;
t = find_lock_task_mm(p);
if (!t)
continue;
pid = t->mm->context.id.pid;
task_unlock(t);
os_kill_ptraced_process(pid, 1);
}
read_unlock(&tasklist_lock);
}
void uml_cleanup(void)
{
kmalloc_ok = 0;
do_uml_exitcalls();
kill_off_processes();
}
void machine_restart(char * __unused)
{
uml_cleanup();
reboot_skas();
}
void machine_power_off(void)
{
uml_cleanup();
halt_skas();
}
void machine_halt(void)
{
machine_power_off();
}
static int sys_power_off_handler(struct sys_off_data *data)
{
machine_power_off();
return 0;
}
static int register_power_off(void)
{
register_sys_off_handler(SYS_OFF_MODE_POWER_OFF,
SYS_OFF_PRIO_DEFAULT,
sys_power_off_handler, NULL);
return 0;
}
__initcall(register_power_off);
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