On Fri, Apr 06, 2007 at 04:32:24PM -0700, menage@xxxxxxxxxx wrote:
> +static int attach_task(struct container *cont, struct task_struct *tsk)
> {
[snip]
> + task_lock(tsk);
You need to check here if task state is PF_EXITING and fail with
-ESRCH if so? Otherwise we risk breaking refcount on
init_container_group.
> + rcu_assign_pointer(tsk->containers, newcg);
> + task_unlock(tsk);
--
Regards,
vatsa
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