diff --git a/fcst/ft_cmd.c b/fcst/ft_cmd.c
index adc297847..b99880c1a 100644
--- a/fcst/ft_cmd.c
+++ b/fcst/ft_cmd.c
@@ -256,14 +256,24 @@ static void ft_cmd_done(struct ft_cmd *fcmd)
 {
 	struct fc_frame *fp = fcmd->req_frame;
 	struct fc_seq *sp = fcmd->seq;
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 10, 0)
 	struct fc_lport *lport = fr_dev(fp);
+#endif
 
 	if (sp)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+		fc_exch_done(sp);
+#else
 		lport->tt.exch_done(sp);
+#endif
 
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36)
 	if (fr_seq(fp))
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+		fc_seq_release(fr_seq(fp));
+#else
 		lport->tt.seq_release(fr_seq(fp));
+#endif
 #endif
 
 	fc_frame_free(fp);
@@ -385,11 +395,19 @@ int ft_send_response(struct scst_cmd *cmd)
 	/*
 	 * Send response.
 	 */
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+	fcmd->seq = fc_seq_start_next(fcmd->seq);
+#else
 	fcmd->seq = lport->tt.seq_start_next(fcmd->seq);
+#endif
 	fc_fill_fc_hdr(fp, FC_RCTL_DD_CMD_STATUS, ep->did, ep->sid, FC_TYPE_FCP,
 		       FC_FC_EX_CTX | FC_FC_LAST_SEQ | FC_FC_END_SEQ, 0);
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+	error = FCST_INJ_SEND_ERR(fc_seq_send(lport, fcmd->seq, fp));
+#else
 	error = FCST_INJ_SEND_ERR(lport->tt.seq_send(lport, fcmd->seq, fp));
+#endif
 	if (error < 0) {
 		pr_err("Sending response for exchange with OX_ID %#x and RX_ID"
 		       " %#x failed: %d\n", ep->oxid, ep->rxid, error);
@@ -487,10 +505,18 @@ int ft_send_xfer_rdy(struct scst_cmd *cmd)
 	txrdy->ft_data_ro = 0;
 	txrdy->ft_burst_len = htonl(scst_cmd_get_bufflen(cmd));
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+	fcmd->seq = fc_seq_start_next(fcmd->seq);
+#else
 	fcmd->seq = lport->tt.seq_start_next(fcmd->seq);
+#endif
 	fc_fill_fc_hdr(fp, FC_RCTL_DD_DATA_DESC, ep->did, ep->sid, FC_TYPE_FCP,
 		       FC_FC_EX_CTX | FC_FC_END_SEQ | FC_FC_SEQ_INIT, 0);
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+	error = FCST_INJ_SEND_ERR(fc_seq_send(lport, fcmd->seq, fp));
+#else
 	error = FCST_INJ_SEND_ERR(lport->tt.seq_send(lport, fcmd->seq, fp));
+#endif
 	switch (error) {
 	case 0:
 		return SCST_TGT_RES_SUCCESS;
@@ -560,7 +586,11 @@ out:
 	fc_fill_reply_hdr(fp, rx_fp, FC_RCTL_DD_CMD_STATUS, 0);
 	sp = fr_seq(fp);
 	if (sp)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+		fc_seq_send(lport, sp, fp);
+#else
 		lport->tt.seq_send(lport, sp, fp);
+#endif
 	else
 		lport->tt.frame_send(lport, fp);
 #endif
@@ -687,8 +717,12 @@ static void ft_recv_cmd(struct ft_sess *sess, struct fc_frame *fp)
 
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 36)
 	sp = fr_seq(fp);
+#else
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+	sp = fc_seq_assign(lport, fp);
 #else
 	sp = lport->tt.seq_assign(lport, fp);
+#endif
 	if (!sp)
 		goto busy;
 #endif
@@ -737,7 +771,11 @@ static void ft_recv_cmd(struct ft_sess *sess, struct fc_frame *fp)
 	cmd->state = FT_STATE_NEW;
 
 	fcmd->seq = sp;
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+	fc_seq_set_resp(sp, ft_recv_seq, cmd);
+#else
 	lport->tt.seq_set_resp(sp, ft_recv_seq, cmd);
+#endif
 
 	switch (fcp->fc_flags & (FCP_CFL_RDDATA | FCP_CFL_WRDATA)) {
 	case 0:
@@ -786,7 +824,11 @@ busy:
 	if (fcmd)
 		ft_cmd_done(fcmd);
 	else if (sp)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+		fc_exch_done(sp);
+#else
 		lport->tt.exch_done(sp);
+#endif
 }
 
 /*
@@ -825,8 +867,12 @@ static void ft_cmd_ls_rjt(struct fc_frame *rx_fp, enum fc_els_rjt_reason reason,
 	lport = fr_dev(rx_fp);
 	rjt_data.reason = reason;
 	rjt_data.explan = explan;
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+	fc_seq_els_rsp_send(rx_fp, ELS_LS_RJT, &rjt_data);
+#else
 	lport->tt.seq_els_rsp_send(rx_fp, ELS_LS_RJT, &rjt_data);
 #endif
+#endif
 }
 
 /*
diff --git a/fcst/ft_io.c b/fcst/ft_io.c
index 19be72e8b..42639cbc5 100644
--- a/fcst/ft_io.c
+++ b/fcst/ft_io.c
@@ -89,7 +89,11 @@ int ft_send_read_data(struct scst_cmd *cmd)
 		mem_len -= tlen;
 		mem_off = tlen;
 	} else
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+		fcmd->seq = fc_seq_start_next(fcmd->seq);
+#else
 		fcmd->seq = lport->tt.seq_start_next(fcmd->seq);
+#endif
 
 	/* no scatter/gather in skb for odd word length due to fc_seq_send() */
 	use_sg = !(remaining % 4) && lport->sg_supp;
@@ -175,8 +179,12 @@ int ft_send_read_data(struct scst_cmd *cmd)
 			       remaining ? (FC_FC_EX_CTX | FC_FC_REL_OFF) :
 			       (FC_FC_EX_CTX | FC_FC_REL_OFF | FC_FC_END_SEQ),
 			       fh_off);
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+		error = FCST_INJ_SEND_ERR(fc_seq_send(lport, fcmd->seq, fp));
+#else
 		error = FCST_INJ_SEND_ERR(lport->tt.seq_send(lport, fcmd->seq,
 							     fp));
+#endif
 		if (error) {
 			pr_warn("Sending frame with oid %#x oxid %#x resp_len"
 				" %d failed at frame_off %u / remaining %zu"