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Date: Sat, 2 Feb 2013 02:29:28 +0100
From: Pablo Neira Ayuso <pablo@...filter.org>
To: Jiri Pirko <jiri@...nulli.us>
Cc: netdev@...r.kernel.org, davem@...emloft.net, fbl@...hat.com
Subject: Re: [patch net-next v2 1/3] team: handle sending port list in the
same way option list is sent
On Sat, Feb 02, 2013 at 12:31:47AM +0100, Jiri Pirko wrote:
> Fri, Feb 01, 2013 at 09:43:10PM CET, pablo@...filter.org wrote:
> >On Fri, Feb 01, 2013 at 08:00:26PM +0100, Jiri Pirko wrote:
> >> >> +send_done:
> >> >> + nlh = nlmsg_put(skb, portid, seq, NLMSG_DONE, 0, flags | NLM_F_MULTI);
> >> >> + if (!nlh) {
> >> >> + err = __send_and_alloc_skb(&skb, team, portid, send_func);
> >> >> + if (err)
> >> >> + goto errout;
> >> >> + goto send_done;
> >> >> + }
> >> >
> >> >I'd suggest to use netlink_dump_start for this, so you don't need to
> >> >manually create the NLMSG_DONE message.
> >>
> >> I believe that is not possible for genl
> >
> >By looking at net/netlink/genetlink.c, you can make it by means of the
> >.dumpit callback in struct genl_ops. You have to pass NLM_F_DUMP from
> >user-space to hit that code.
>
> Correct. But I need to do unsolicited multicast messages as well. And
> that can't be resolved by dumpit.
Interesting. Why do you need multi-part multicast event messages?
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