Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / um / kernel / reboot.c

diff --git a/kernel/arch/um/kernel/reboot.c b/kernel/arch/um/kernel/reboot.c
new file mode 100644 (file)
index 0000000..9bdf67a
--- /dev/null
+++ b/kernel/arch/um/kernel/reboot.c
@@ -0,0 +1,57 @@
+/* 
+ * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
+ * Licensed under the GPL
+ */
+
+#include <linux/sched.h>
+#include <linux/spinlock.h>
+#include <linux/slab.h>
+#include <linux/oom.h>
+#include <kern_util.h>
+#include <os.h>
+#include <skas.h>
+
+void (*pm_power_off)(void);
+
+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.u.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();
+}