+
+ ret = unmap(¤t->mm->context.id, 0, STUB_START, 0, &data);
+ ret = ret || unmap(¤t->mm->context.id, STUB_END,
+ host_task_size - STUB_END, 1, &data);
+ if (ret) {
+ printk(KERN_ERR "flush_thread - clearing address space failed, "
+ "err = %d\n", ret);
+ force_sig(SIGKILL, current);
+ }
+
+ __switch_mm(¤t->mm->context.id);