Re: [Xen-devel] [PATCH net-next v2] xen-netback: implement dynamic multicast control

[Paul Durrant <Paul.Durrant@xxxxxxxxxx>]

> -----Original Message-----
> From: Wei Liu [mailto:wei.liu2@xxxxxxxxxx]
> Sent: 02 February 2016 11:47
> To: Paul Durrant
> Cc: netdev@xxxxxxxxxxxxxxx; xen-devel@xxxxxxxxxxxxxxxxxxxx; Ian Campbell;
> Wei Liu
> Subject: Re: [PATCH net-next v2] xen-netback: implement dynamic multicast
> control
> 
> On Tue, Feb 02, 2016 at 11:31:08AM +0000, Paul Durrant wrote:
> [...]
> > +static int xen_register_mcast_ctrl_watch(struct xenbus_device *dev,
> > +                                    struct xenvif *vif)
> > +{
> > +   int err = 0;
> > +   char *node;
> > +   unsigned maxlen = strlen(dev->otherend) +
> > +           sizeof("/request-multicast-control");
> > +
> > +   if (vif->mcast_ctrl_watch.node)
> > +           return -EADDRINUSE;
> > +
> 
> Sorry if I didn't make myself clear enough. I think EADDRINUSE should
> also be logged.
> 

Ok. Not sure how much noise that will cause though.

  Paul

> Wei.

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