[PATCH 4/4] Account for the slub objects

Dave Hansen haveblue at us.ibm.com
Mon Sep 17 09:09:28 PDT 2007


On Mon, 2007-09-17 at 16:35 +0400, Pavel Emelyanov wrote:
> 
> +
> +       rcu_read_lock();
> +       cnt = task_kmem_container(current);
> +       if (res_counter_charge(&cnt->res, s->size))
> +               goto err_locked;
> +
> +       css_get(&cnt->css);
> +       rcu_read_unlock();
> +       obj_container[slab_index(obj, s, page_address(pg))] = cnt; 

You made some effort in the description, but could we get some big fat
comments here about what RCU is doing?

-- Dave



More information about the Containers mailing list