Re: [Qemu-devel] [PATCH 0/9] Network announce changes

["Dr. David Alan Gilbert" <dgilbert@redhat.com>]

* Michael S. Tsirkin (mst@redhat.com) wrote:
> On Mon, Jan 28, 2019 at 05:03:12PM +0000, Dr. David Alan Gilbert (git) wrote:
> > From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
> > 
> > Hi,
> >   This is a reworking of a few sets of patches from 2017
> > that were put together by myself, Germano and Vlad that make
> > the network announce system more flexible.
> > 
> >   Firstly, it's parameterised, so that you can change the number
> > of packets and the gap between them; the number can be set to 0
> > to disable announce completely.
> > 
> >   Secondly, you can force an announce by a qmp or hmp command at
> > any time.  This is useful if you need the guest to do an announce
> > for a different reason; for example if the management layer
> > has just juggled some bonding configuration around.
> > 
> >   The packet creation and timing also moves to net/ from migration/
> > 
> >   The previous set was:
> >      https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg05594.html
> > 
> > Dave
> 
> Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
> 
> Who's applying this? Jason?

That would seem most appropriate.

Dave

> 
> > Dr. David Alan Gilbert (9):
> >   net: Introduce announce timer
> >   migration: Add announce parameters
> >   virtio-net: Switch to using announce timer
> >   migration: Switch to using announce timer
> >   net: Add a network device specific self-announcement ability
> >   virtio-net: Allow qemu_announce_self to trigger virtio announcements
> >   qmp: Add announce-self command
> >   hmp: Add hmp_announce_self
> >   tests: Add a test for qemu self announcments
> > 
> >  hmp-commands.hx                |  14 ++++
> >  hmp.c                          |  33 ++++++++
> >  hmp.h                          |   1 +
> >  hw/net/trace-events            |   8 ++
> >  hw/net/virtio-net.c            |  69 ++++++++++++----
> >  include/hw/virtio/virtio-net.h |   4 +-
> >  include/migration/misc.h       |  12 +--
> >  include/net/announce.h         |  41 ++++++++++
> >  include/net/net.h              |   2 +
> >  include/qemu/typedefs.h        |   2 +
> >  include/sysemu/sysemu.h        |   2 -
> >  migration/migration.c          | 103 +++++++++++++++++++++++-
> >  migration/migration.h          |   4 +
> >  migration/savevm.c             |  72 +----------------
> >  migration/trace-events         |   1 -
> >  net/Makefile.objs              |   1 +
> >  net/announce.c                 | 141 +++++++++++++++++++++++++++++++++
> >  net/trace-events               |   4 +
> >  qapi/migration.json            |  56 ++++++++++++-
> >  qapi/net.json                  |  43 ++++++++++
> >  tests/Makefile.include         |   2 +
> >  tests/test-announce-self.c     |  83 +++++++++++++++++++
> >  tests/test-hmp.c               |   1 +
> >  23 files changed, 595 insertions(+), 104 deletions(-)
> >  create mode 100644 include/net/announce.h
> >  create mode 100644 net/announce.c
> >  create mode 100644 tests/test-announce-self.c
> > 
> > -- 
> > 2.20.1
--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK