On Fri, Oct 22, 2010 at 1:10 AM, Li Zefan <lizf@cn.fujitsu.com> wrote:
quoted text
> -               for_each_set_bit(i, &added_bits, CGROUP_SUBSYS_COUNT)
> -                       cg->subsys[i] = cgrp->subsys[i];
> +               for_each_set_bit(i, &bits, CGROUP_SUBSYS_COUNT) {
> +                       if (add)
> +                               cg->subsys[i] = cgrp->subsys[i];
> +                       else
> +                               cg->subsys[i] = dummytop->subsys[i];
> +               }

Should these technically be rcu_assign_pointer() ?

Paul
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