lkml.org 
[lkml]   [2015]   [Jul]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] team: set IFF_SLAVE on team ports
Thu, Jul 09, 2015 at 11:58:34AM CEST, jblunck@infradead.org wrote:
>The code in net/ipv6/addrconf.c:addrconf_notify() tests for IFF_SLAVE to
>decide if it should start the address configuration. Since team ports
>shouldn't get link-local addresses assigned lets set IFF_SLAVE when linking
>a port to the team master.

I don't want to use IFF_SLAVE in team. Other master-slave devices are
not using that as well, for example bridge, ovs, etc.

I think that this should be fixed in addrconf_notify. It should lookup
if there is a master on top and bail out in that case.


>
>Signed-off-by: Jan Blunck <jblunck@infradead.org>
>---
> drivers/net/team/team.c | 2 ++
> 1 file changed, 2 insertions(+)
>
>diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
>index daa054b..4cd02c8 100644
>--- a/drivers/net/team/team.c
>+++ b/drivers/net/team/team.c
>@@ -1086,6 +1086,7 @@ static int team_upper_dev_link(struct net_device *dev,
> err = netdev_master_upper_dev_link(port_dev, dev);
> if (err)
> return err;
>+ port_dev->flags |= IFF_SLAVE;
> port_dev->priv_flags |= IFF_TEAM_PORT;
> return 0;
> }
>@@ -1094,6 +1095,7 @@ static void team_upper_dev_unlink(struct net_device *dev,
> struct net_device *port_dev)
> {
> netdev_upper_dev_unlink(port_dev, dev);
>+ port_dev->flags &= ~IFF_SLAVE;
> port_dev->priv_flags &= ~IFF_TEAM_PORT;
> }
>
>--
>2.1.4
>


\
 
 \ /
  Last update: 2015-07-09 12:21    [W:0.101 / U:24.684 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site