Am 25.03.2011 11:42, schrieb Jozsef Kadlecsik:
> The timeout variant of the list:set type must reference the member sets.
> However, its garbage collector runs at timer interrupt so the mutex protection
> of the references is a no go. Therefore the reference protection
> is converted to rwlock.
>
> __ip_set_get(ip_set_id_t index)
> {
> - atomic_inc(&ip_set_list[index]->ref);
> + write_lock_bh(&ip_set_ref_lock);
> + ip_set_list[index]->ref++;
> + write_unlock_bh(&ip_set_ref_lock);
> }
>
I'm not sure I get this, why aren't regular atomic ops working
here?
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