請問怎麼取得thread's pid? - Linux

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請問一下,怎樣才能在KERNEL下取得thread's pid?
以下是小弟想像中的求法,不知對不對?

strcut task_struct *Child_task;
struct list_head children_list;

Child_task = Task;
children_list = &(Task->children);
list_for_each(children_list,&(Task->children){
Child_task = list_entry(children_list,struct task_struct, sibling);
printk("processID:%d ThreadID:%d\n",Task->pid,Child_task->pidOD);
}

Task是目前的Process,它的型態是strcut task_struct.

不知為什麼這段都沒跑出來咧,請高手幫忙一下,謝謝!!

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