[CRIU] [PATCH 02/11] images: sk-packet -- Reserve data for netlink queue support

[Cyrill Gorcunov]

On Thu, Aug 04, 2016 at 04:59:54PM +0300, Pavel Emelyanov wrote:
> On 08/02/2016 06:34 PM, Cyrill Gorcunov wrote:
> > Signed-off-by: Cyrill Gorcunov <gorcunov at openvz.org>
> > ---
> >  images/sk-packet.proto | 3 +++
> >  1 file changed, 3 insertions(+)
> > 
> > diff --git a/images/sk-packet.proto b/images/sk-packet.proto
> > index 5f61c73763fe..c6b5cef06bce 100644
> > --- a/images/sk-packet.proto
> > +++ b/images/sk-packet.proto
> > @@ -3,4 +3,7 @@ syntax = "proto2";
> >  message sk_packet_entry {
> >  	required uint32		id_for		= 1;
> >  	required uint32		length		= 2;
> > +
> > +	/* Reserve for netlink queue support */
> > +	optional bytes		addr		= 3;
> 
> What is this? A sender identifier? If yes, please, align this with
> Kirill Tkhai's patches that keep sender ID for unix sockets.

IIRC it's an address of message in memory. Andrew did it. Andrew?