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

Srivatsa Vaddagiri vatsa at in.ibm.com
Tue Apr 10 22:01:21 PDT 2007


[ Sorry abt piece meal reviews, I am sending comments as and when I spot
something ]

On Fri, Apr 06, 2007 at 04:32:24PM -0700, menage at google.com 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?

-- 
Regards,
vatsa




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