Commit 44b416ad authored by Dr. David Alan Gilbert's avatar Dr. David Alan Gilbert Committed by Jason Wang
Browse files

net: Add a network device specific self-announcement ability 



Some network devices have a capability to do self announcements
(ex: virtio-net).  Add infrastructure that would allow devices
to expose this ability.

Signed-off-by: default avatarVladislav Yasevich <vyasevic@redhat.com>
Signed-off-by: default avatarDr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: default avatarMichael S. Tsirkin <mst@redhat.com>
Signed-off-by: default avatarJason Wang <jasowang@redhat.com>
parent 7659505c

include/net/net.h

+2 −0
Original line number Diff line number Diff line
@@ -60,6 +60,7 @@ 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;
@@ -80,6 +81,7 @@ typedef struct NetClientInfo { 
    SetVnetHdrLen *set_vnet_hdr_len;

    SetVnetLE *set_vnet_le;

    SetVnetBE *set_vnet_be;

    NetAnnounce *announce;

} NetClientInfo;



struct NetClientState {

net/announce.c

+5 −0
Original line number Diff line number Diff line
@@ -102,6 +102,11 @@ static void qemu_announce_self_iter(NICState *nic, void *opaque) 
    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)

{