107 static int vss_handle_handshake(struct hv_vss_msg *vss_msg)  in vss_handle_handshake()  argument
111 	switch (vss_msg->vss_hdr.operation) {  in vss_handle_handshake()
132 	struct hv_vss_msg *vss_msg = (struct hv_vss_msg *)msg;  in vss_on_msg()  local
134 	if (len != sizeof(*vss_msg)) {  in vss_on_msg()
139 	if (vss_msg->vss_hdr.operation == VSS_OP_REGISTER ||  in vss_on_msg()
140 	    vss_msg->vss_hdr.operation == VSS_OP_REGISTER1) {  in vss_on_msg()
150 		return vss_handle_handshake(vss_msg);  in vss_on_msg()
154 		if (vss_msg->vss_hdr.operation == VSS_OP_HOT_BACKUP)  in vss_on_msg()
159 			vss_respond_to_host(vss_msg->error);  in vss_on_msg()
176 	struct hv_vss_msg *vss_msg;  in vss_send_op()  local
184 	vss_msg = kzalloc(sizeof(*vss_msg), GFP_KERNEL);  in vss_send_op()
185 	if (!vss_msg)  in vss_send_op()
188 	vss_msg->vss_hdr.operation = op;  in vss_send_op()
195 	rc = hvutil_transport_send(hvt, vss_msg, sizeof(*vss_msg), NULL);  in vss_send_op()
204 	kfree(vss_msg);  in vss_send_op()
293 	struct hv_vss_msg *vss_msg;  in hv_vss_onchannelcallback()  local
336 		vss_msg = (struct hv_vss_msg *)&recv_buffer[ICMSG_HDR];  in hv_vss_onchannelcallback()
345 		vss_transaction.msg = (struct hv_vss_msg *)vss_msg;  in hv_vss_onchannelcallback()
407 	struct hv_vss_msg *vss_msg;  in hv_vss_pre_suspend()  local
417 	vss_msg = kzalloc(sizeof(*vss_msg), GFP_KERNEL);  in hv_vss_pre_suspend()
418 	if (!vss_msg)  in hv_vss_pre_suspend()
423 	vss_msg->vss_hdr.operation = VSS_OP_THAW;  in hv_vss_pre_suspend()
429 	hvutil_transport_send(hvt, vss_msg, sizeof(*vss_msg), NULL);  in hv_vss_pre_suspend()
431 	kfree(vss_msg);  in hv_vss_pre_suspend()