110 static int vss_handle_handshake(struct hv_vss_msg *vss_msg)  in vss_handle_handshake()  argument
114 	switch (vss_msg->vss_hdr.operation) {  in vss_handle_handshake()
135 	struct hv_vss_msg *vss_msg = (struct hv_vss_msg *)msg;  in vss_on_msg()  local
137 	if (len != sizeof(*vss_msg)) {  in vss_on_msg()
142 	if (vss_msg->vss_hdr.operation == VSS_OP_REGISTER ||  in vss_on_msg()
143 	    vss_msg->vss_hdr.operation == VSS_OP_REGISTER1) {  in vss_on_msg()
153 		return vss_handle_handshake(vss_msg);  in vss_on_msg()
157 		if (vss_msg->vss_hdr.operation == VSS_OP_HOT_BACKUP)  in vss_on_msg()
162 			vss_respond_to_host(vss_msg->error);  in vss_on_msg()
179 	struct hv_vss_msg *vss_msg;  in vss_send_op()  local
187 	vss_msg = kzalloc(sizeof(*vss_msg), GFP_KERNEL);  in vss_send_op()
188 	if (!vss_msg)  in vss_send_op()
191 	vss_msg->vss_hdr.operation = op;  in vss_send_op()
199 	rc = hvutil_transport_send(hvt, vss_msg, sizeof(*vss_msg), NULL);  in vss_send_op()
208 	kfree(vss_msg);  in vss_send_op()
297 	struct hv_vss_msg *vss_msg;  in hv_vss_onchannelcallback()  local
340 		vss_msg = (struct hv_vss_msg *)&recv_buffer[ICMSG_HDR];  in hv_vss_onchannelcallback()
349 		vss_transaction.msg = (struct hv_vss_msg *)vss_msg;  in hv_vss_onchannelcallback()
417 	struct hv_vss_msg *vss_msg;  in hv_vss_pre_suspend()  local
427 	vss_msg = kzalloc(sizeof(*vss_msg), GFP_KERNEL);  in hv_vss_pre_suspend()
428 	if (!vss_msg)  in hv_vss_pre_suspend()
433 	vss_msg->vss_hdr.operation = VSS_OP_THAW;  in hv_vss_pre_suspend()
439 	hvutil_transport_send(hvt, vss_msg, sizeof(*vss_msg), NULL);  in hv_vss_pre_suspend()
441 	kfree(vss_msg);  in hv_vss_pre_suspend()