Re: [PATCH 3/7] Containers (V8): Add generic multi-subsystem API to containers

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On 4/10/07, Srivatsa Vaddagiri <[email protected]> wrote:
[ Sorry abt piece meal reviews, I am sending comments as and when I spot
something ]

That's no problem.


On Fri, Apr 06, 2007 at 04:32:24PM -0700, [email protected] wrote:
> -void container_exit(struct task_struct *tsk)
> +void container_exit(struct task_struct *tsk, int run_callbacks)
>  {

[snip]

> +     /* Reassign the task to the init_container_group. */
>       task_lock(tsk);

[snip]

> +     if (tsk->containers != &init_container_group) {

Is this check needed? If we have the check, then:

> +     task_unlock(tsk);
> +     if (cg)
> +             put_container_group(cg);

init_container_group refcount is leaky (fork increments it, but exit
doesnt). Not a big prob perhaps, but ..would be nice to avoid?


Yes, I think you're right - over a long uptime that would just cause
problems ...

Paul
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