On 7/17/07, Balbir Singh <[EMAIL PROTECTED]> wrote:
>
> > mutex_lock(&container_mutex);
> > set_bit(CONT_RELEASABLE, &cont->flags);
> >- if (atomic_dec_and_test(&css->refcnt)) {
> >- check_for_release(cont);
> >- }
> >+ check_for_release(cont);
> > mutex_unlock(&container_mutex);
> >
I think that this isn't safe as it stands, without a synchronize_rcu()
in container_diput() prior to the kfree(). Also, it will break if
anyone tries to use a release agent on a hierarchy that has your
memory controller bound to it.
Paul
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