netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Patrick McHardy <kaber@trash.net>
To: Michal Schmidt <mschmidt@redhat.com>
Cc: netdev@vger.kernel.org, "David S. Miller" <davem@davemloft.net>,
	Marcela Maslanova <mmaslano@redhat.com>
Subject: Re: [PATCH] IPIP: Allow rebinding the tunnel to another interface
Date: Wed, 12 Dec 2007 17:00:14 +0100	[thread overview]
Message-ID: <4760058E.5080403@trash.net> (raw)
In-Reply-To: <20071212163451.498b5726@brian.englab.brq.redhat.com>

Michal Schmidt wrote:
> +static void ipip_tunnel_bind_dev(struct net_device *dev)
> +{
...
> +	dev->iflink = tunnel->parms.link;
> +}
> +
>  static int
>  ipip_tunnel_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd)
>  {
> @@ -723,6 +757,10 @@ ipip_tunnel_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd)
>  				t->parms.iph.ttl = p.iph.ttl;
>  				t->parms.iph.tos = p.iph.tos;
>  				t->parms.iph.frag_off = p.iph.frag_off;
> +				if (t->parms.link != p.link) {
> +					t->parms.link = p.link;
> +					ipip_tunnel_bind_dev(dev);
> +				}

If you change dev->iflink this should trigger a rtnetlink
notification.

  reply	other threads:[~2007-12-12 16:00 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-12-12 15:34 [PATCH] IPIP: Allow rebinding the tunnel to another interface Michal Schmidt
2007-12-12 16:00 ` Patrick McHardy [this message]
2007-12-12 16:29   ` Michal Schmidt
2007-12-12 16:33     ` Patrick McHardy
2007-12-12 19:02     ` David Miller

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=4760058E.5080403@trash.net \
    --to=kaber@trash.net \
    --cc=davem@davemloft.net \
    --cc=mmaslano@redhat.com \
    --cc=mschmidt@redhat.com \
    --cc=netdev@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).