Provide a handler stub for the "channel rescind" message

diff --git a/sys/dev/pv/hyperv.c b/sys/dev/pv/hyperv.c
index 8754c0a..a752763 100644 (file)
--- a/sys/dev/pv/hyperv.c
+++ b/sys/dev/pv/hyperv.c
@@ -97,6 +97,7 @@ void  hv_message_intr(struct hv_softc *);
 int    hv_vmbus_connect(struct hv_softc *);
 void   hv_channel_response(struct hv_softc *, struct vmbus_chanmsg_hdr *);
 void   hv_channel_offer(struct hv_softc *, struct vmbus_chanmsg_hdr *);
+void   hv_channel_rescind(struct hv_softc *, struct vmbus_chanmsg_hdr *);
 void   hv_channel_delivered(struct hv_softc *, struct vmbus_chanmsg_hdr *);
 int    hv_channel_scan(struct hv_softc *);
 void   hv_process_offer(struct hv_softc *, struct hv_offer *);
@@ -118,7 +119,7 @@ struct {
 } hv_msg_dispatch[] = {
        { 0,                                    0, NULL },
        { VMBUS_CHANMSG_CHOFFER,                0, hv_channel_offer },
-       { VMBUS_CHANMSG_CHRESCIND,              0, NULL },
+       { VMBUS_CHANMSG_CHRESCIND,              0, hv_channel_rescind },
        { VMBUS_CHANMSG_CHREQUEST,              VMBUS_CHANMSG_CHOFFER,
          NULL },
        { VMBUS_CHANMSG_CHOFFER_DONE,           0,
@@ -783,6 +784,16 @@ hv_channel_offer(struct hv_softc *sc, struct vmbus_chanmsg_hdr *hdr)
        mtx_leave(&sc->sc_offerlck);
 }
 
+void
+hv_channel_rescind(struct hv_softc *sc, struct vmbus_chanmsg_hdr *hdr)
+{
+       const struct vmbus_chanmsg_chrescind *cmd;
+
+       cmd = (const struct vmbus_chanmsg_chrescind *)hdr;
+       printf("%s: revoking channel %u\n", sc->sc_dev.dv_xname,
+           cmd->chm_chanid);
+}
+
 void
 hv_channel_delivered(struct hv_softc *sc, struct vmbus_chanmsg_hdr *hdr)
 {