On 2017年05月25日 02:05, Vladislav Yasevich wrote:
> Some network devices have a capability to do self annoucements
> (ex: virtio-new).
I thought you mean "virtio-net" here.
> Add infrustrcture that would allow devices
> to expose this ability.
>
> Signed-off-by: Vladislav Yasevich <vyasevic@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)
Reviewed-by: Jason Wang <jasowang@redhat.com>