diff --git a/Documentation/networking/pktgen.txt b/Documentation/networking/pktgen.txt
index c6cf4a3c16e029258e3c6790ee3b5da441259eff..61bb645d50e061d7450f3f75d8805d2ca9308501 100644
--- a/Documentation/networking/pktgen.txt
+++ b/Documentation/networking/pktgen.txt
@@ -90,6 +90,11 @@ Examples:
  pgset "dstmac 00:00:00:00:00:00"    sets MAC destination address
  pgset "srcmac 00:00:00:00:00:00"    sets MAC source address
 
+ pgset "queue_map_min 0" Sets the min value of tx queue interval
+ pgset "queue_map_max 7" Sets the max value of tx queue interval, for multiqueue devices
+                         To select queue 1 of a given device,
+                         use queue_map_min=1 and queue_map_max=1
+
  pgset "src_mac_count 1" Sets the number of MACs we'll range through.  
                          The 'minimum' MAC is what you set with srcmac.
 
@@ -101,6 +106,9 @@ Examples:
                               IPDST_RND, UDPSRC_RND,
                               UDPDST_RND, MACSRC_RND, MACDST_RND 
                               MPLS_RND, VID_RND, SVID_RND
+                              QUEUE_MAP_RND # queue map random
+                              QUEUE_MAP_CPU # queue map mirrors smp_processor_id()
+
 
  pgset "udp_src_min 9"   set UDP source port min, If < udp_src_max, then
                          cycle through the port range.
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index b69455217ed6270fae1b3d6c4b011cf53b7a7f95..421857c8c07190b7280d0ba8282068038d343910 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -2212,7 +2212,7 @@ static void set_cur_queue_map(struct pktgen_dev *pkt_dev)
 	if (pkt_dev->flags & F_QUEUE_MAP_CPU)
 		pkt_dev->cur_queue_map = smp_processor_id();
 
-	else if (pkt_dev->queue_map_min < pkt_dev->queue_map_max) {
+	else if (pkt_dev->queue_map_min <= pkt_dev->queue_map_max) {
 		__u16 t;
 		if (pkt_dev->flags & F_QUEUE_MAP_RND) {
 			t = random32() %