kprobe_flush_task(me);
void exit_thread(void){	struct task_struct *me = current;	struct thread_struct *t = &me->thread;	if (me->thread.io_bitmap_ptr) { 		struct tss_struct *tss = &per_cpu(init_tss, get_cpu());		kfree(t->io_bitmap_ptr);		t->io_bitmap_ptr = NULL;		/*		 * Careful, clear this in the TSS too:		 */		memset(tss->io_bitmap, 0xff, t->io_bitmap_max);		t->io_bitmap_max = 0;		put_cpu();	}}