---

yaml
---
r: 204271
b: refs/heads/master
c: 239e810
h: refs/heads/master
i:
  204269: e1d5b97
  204267: 7ff3e2f
  204263: 858d189
  204255: 17969c6
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 24f089e2f2c800f88039e9d536d558ec6e349fad
+refs/heads/master: 239e81048b7dcd27448db40c845f88ac7c68424e

trunk/drivers/scsi/libfc/fc_exch.c

@@ -1230,6 +1230,28 @@ static void fc_exch_recv_abts(struct fc_exch *ep, struct fc_frame *rx_fp)
 	fc_frame_free(rx_fp);
 }
 
+/**
+ * fc_seq_assign() - Assign exchange and sequence for incoming request
+ * @lport: The local port that received the request
+ * @fp:    The request frame
+ *
+ * On success, the sequence pointer will be returned and also in fr_seq(@fp).
+ */
+static struct fc_seq *fc_seq_assign(struct fc_lport *lport, struct fc_frame *fp)
+{
+	struct fc_exch_mgr_anchor *ema;
+
+	WARN_ON(lport != fr_dev(fp));
+	WARN_ON(fr_seq(fp));
+	fr_seq(fp) = NULL;
+
+	list_for_each_entry(ema, &lport->ema_list, ema_list)
+		if ((!ema->match || ema->match(fp)) &&
+		    fc_seq_lookup_recip(lport, ema->mp, fp) != FC_RJT_NONE)
+			break;
+	return fr_seq(fp);
+}
+
 /**
  * fc_exch_recv_req() - Handler for an incoming request where is other
  *			end is originating the sequence
@@ -2283,6 +2305,9 @@ int fc_exch_init(struct fc_lport *lport)
 	if (!lport->tt.seq_exch_abort)
 		lport->tt.seq_exch_abort = fc_seq_exch_abort;
 
+	if (!lport->tt.seq_assign)
+		lport->tt.seq_assign = fc_seq_assign;
+
 	return 0;
 }
 EXPORT_SYMBOL(fc_exch_init);

trunk/include/scsi/libfc.h

@@ -555,6 +555,13 @@ struct libfc_function_template {
 	 */
 	struct fc_seq *(*seq_start_next)(struct fc_seq *);
 
+	/*
+	 * Assign a sequence for an incoming request frame.
+	 *
+	 * STATUS: OPTIONAL
+	 */
+	struct fc_seq *(*seq_assign)(struct fc_lport *, struct fc_frame *);
+
 	/*
 	 * Reset an exchange manager, completing all sequences and exchanges.
 	 * If s_id is non-zero, reset only exchanges originating from that FID.