Some network devices have a capability to do self annoucements (ex: virtio-new). Add infrustrcture that would allow devices to expose this ability.
Signed-off-by: Vladislav Yasevich <vyase...@redhat.com> --- include/net/net.h | 2 ++ migration/savevm.c | 6 ++++++ 2 files changed, 8 insertions(+) diff --git a/include/net/net.h b/include/net/net.h index 99b28d5..598f523 100644 --- a/include/net/net.h +++ b/include/net/net.h @@ -64,6 +64,7 @@ typedef int (SetVnetLE)(NetClientState *, bool); typedef int (SetVnetBE)(NetClientState *, bool); typedef struct SocketReadState SocketReadState; typedef void (SocketReadStateFinalize)(SocketReadState *rs); +typedef void (NetAnnounce)(NetClientState *); typedef struct NetClientInfo { NetClientDriver type; @@ -84,6 +85,7 @@ typedef struct NetClientInfo { SetVnetHdrLen *set_vnet_hdr_len; SetVnetLE *set_vnet_le; SetVnetBE *set_vnet_be; + NetAnnounce *announce; } NetClientInfo; struct NetClientState { diff --git a/migration/savevm.c b/migration/savevm.c index 555157a..a4097c9 100644 --- a/migration/savevm.c +++ b/migration/savevm.c @@ -207,9 +207,15 @@ static void qemu_announce_self_iter(NICState *nic, void *opaque) int len; trace_qemu_announce_self_iter(qemu_ether_ntoa(&nic->conf->macaddr)); + len = announce_self_create(buf, nic->conf->macaddr.a); qemu_send_packet_raw(qemu_get_queue(nic), buf, len); + + /* if the NIC provides it's own announcement support, use it as well */ + if (nic->ncs->info->announce) { + nic->ncs->info->announce(nic->ncs); + } } static void qemu_announce_self_once(void *opaque) -- 2.7.4