[dpdk-stable] [PATCH] app/testpmd: fix mapping of user priority to DCB TC

Wei Dai wei.dai at intel.com
Mon Oct 23 09:25:16 CEST 2017


When number of DCB traffic class is 4, user priority should be
mapped to traffic class 0/1/2/3.

Fixes: cb60ede6e3b6 ("ethdev: rename DCB field in config structs")
Cc: stable at dpdk.org

Signed-off-by: Wei Dai <wei.dai at intel.com>
---
 app/test-pmd/testpmd.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index a4d4a86..3a75d6f 100644
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -2193,8 +2193,8 @@ get_eth_dcb_conf(struct rte_eth_conf *eth_conf,
 				1 << (i % vmdq_rx_conf->nb_queue_pools);
 		}
 		for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
-			vmdq_rx_conf->dcb_tc[i] = i;
-			vmdq_tx_conf->dcb_tc[i] = i;
+			vmdq_rx_conf->dcb_tc[i] = i % num_tcs;
+			vmdq_tx_conf->dcb_tc[i] = i % num_tcs;
 		}
 
 		/* set DCB mode of RX and TX of multiple queues */
-- 
2.5.5



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