Index: cxgb_sge.c
===================================================================
--- cxgb_sge.c	(revision 189396)
+++ cxgb_sge.c	(working copy)
@@ -371,7 +371,8 @@
 
 	nqsets = min(SGE_QSETS, mp_ncpus*4);
 
-	fl_q_size = min(nmbclusters/(3*nqsets), FL_Q_SIZE);
+	if (fl_q_size == 0)
+		fl_q_size = min(nmbclusters/(3*nqsets), FL_Q_SIZE);
 
 	while (!powerof2(fl_q_size))
 		fl_q_size--;
@@ -3463,9 +3464,15 @@
 			SYSCTL_ADD_UINT(ctx, qspoidlist, OID_AUTO, "fl0_empty",
 					CTLFLAG_RD, &qs->fl[0].empty, 0,
 					"freelist #0 empty");
+			SYSCTL_ADD_UINT(ctx, qspoidlist, OID_AUTO, "fl0_size",
+					CTLFLAG_RD, &qs->fl[0].size, 0,
+					"freelist #0 size");
 			SYSCTL_ADD_UINT(ctx, qspoidlist, OID_AUTO, "fl1_empty",
 					CTLFLAG_RD, &qs->fl[1].empty, 0,
 					"freelist #1 empty");
+			SYSCTL_ADD_UINT(ctx, qspoidlist, OID_AUTO, "fl1_size",
+					CTLFLAG_RD, &qs->fl[1].size, 0,
+					"freelist #1 size");
 
 			rspqpoid = SYSCTL_ADD_NODE(ctx, qspoidlist, OID_AUTO, 
 			    rspq_name, CTLFLAG_RD, NULL, "rspq statistics");
Index: cxgb_main.c
===================================================================
--- cxgb_main.c	(revision 189396)
+++ cxgb_main.c	(working copy)
@@ -220,6 +220,16 @@
 
 
 /*
+ * The driver auto-calculates the length of the non-jumbo flow queue
+ * for each queue set.  Setting this tunable overrides the
+ * calculation.
+ */
+extern int fl_q_size;
+TUNABLE_INT("hw.cxgb.fl_q_size", &fl_q_size);
+SYSCTL_INT(_hw_cxgb, OID_AUTO, fl_q_size, CTLFLAG_RDTUN, &fl_q_size, 0,
+    "non-jumbo flow queue size");
+
+/*
  * The driver uses an auto-queue algorithm by default.
  * To disable it and force a single queue-set per port, use singleq = 1.
  */