Re: [Xen-devel] [PATCH] public/io/netif.h: change semantics of "request-multicast-control" flag

[Paul Durrant <Paul.Durrant@xxxxxxxxxx>]

> -----Original Message-----
> From: Ian Campbell [mailto:ian.campbell@xxxxxxxxxx]
> Sent: 26 January 2016 16:51
> To: Paul Durrant
> Cc: xen-devel@xxxxxxxxxxxxxxxxxxxx; Ian Jackson; Jan Beulich; Keir (Xen.org);
> Tim (Xen.org); Wei Liu; Roger Pau Monne
> Subject: Re: [PATCH] public/io/netif.h: change semantics of "request-
> multicast-control" flag
> 
> On Tue, 2016-01-26 at 14:17 +0000, Paul Durrant wrote:
> > > -----Original Message-----
> > > From: Wei Liu [mailto:wei.liu2@xxxxxxxxxx]
> > > Sent: 21 January 2016 15:46
> > > To: Ian Campbell
> > > Cc: Paul Durrant; xen-devel@xxxxxxxxxxxxxxxxxxxx; Ian Jackson; Jan
> > > Beulich;
> > > Keir (Xen.org); Tim (Xen.org); Wei Liu; Roger Pau Monne
> > > Subject: Re: [PATCH] public/io/netif.h: change semantics of "request-
> > > multicast-control" flag
> > >
> > > On Thu, Jan 21, 2016 at 03:29:36PM +0000, Ian Campbell wrote:
> > > > On Wed, 2016-01-20 at 12:50 +0000, Paul Durrant wrote:
> > > > > My patch b2700877 "move and amend multicast control
> documentation"
> > > > > clarified use of the multicast control protocol between frontend
> > > > > and
> > > > > backend. However, it transpires that the restrictions that
> > > > > documentation
> > > > > placed on the "request-multicast-control" flag make it hard for a
> > > > > frontend to enable 'all multicast' promiscuous mode, in that to do
> > > > > so
> > > > > would require the frontend and backend to disconnect and re-
> > > > > connect.
> > > > >
> > > > > This patch adds a new "feature-dynamic-multicast-control" flag to
> > > > > allow
> > > > > a backend to advertise that it will watch "request-multicast-
> > > > > control"
> > > hence
> > > > > allowing it to be meaningfully modified by the frontend at any time
> > > > > rather
> > > > > than only when the frontend and backend are disconnected.
> > > > >
> > > > > Signed-off-by: Paul Durrant <paul.durrant@xxxxxxxxxx>
> > > > > Cc: Ian Campbell <ian.campbell@xxxxxxxxxx>
> > > > > Cc: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
> > > > > Cc: Jan Beulich <jbeulich@xxxxxxxx>
> > > > > Cc: Keir Fraser <keir@xxxxxxx>
> > > > > Cc: Tim Deegan <tim@xxxxxxx>
> > > >
> > > >
> > > > This looks good to me, but also adding Wei (Linux netback + BSD
> > > > stuff) and
> > > > Roger (BSD stuff) for their perspective.
> > > >
> > > > I should probably have done that for the last set of netif.h changes
> > > > too,
> > > > since apart from the nominal maintainers of xen/include/public/io/*.h
> > > > it's
> > > > worth getting input from the maintainers of the consumers. Not sure
> > > > we
> > > can
> > > > express that very well in MAINTAINERS :-(.
> > > >
> > > > Ian.
> > >
> > > LGTM
> > >
> > > Acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>
> >
> > Ping? I notice this patch is not yet applied.
> 
> I'd have done it yesterday but the machines I needed were offline.
> 
> Now done.

Grand. Thanks,

  Paul

> 
> >
> > Â Paul
> >
_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel