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app/testpmd: fix DCB in VT configuration

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When set port DCB in VT mode enabled, it should remove RSS HASH
offload before reconfiguring the device and queues.

Because port multi-queue mode is changed from RSS to DCB in VT.

Fixes: 2a977b891f99 ("app/testpmd: fix DCB configuration")
Cc: stable@dpdk.org

Signed-off-by: Jie Wang <jie1x.wang@intel.com>
Acked-by: Aman Singh <aman.deep.singh@intel.com>
This commit is contained in:
Jie Wang 2021-11-15 11:29:58 +08:00 committed by Ferruh Yigit
parent 0cd91fd31c
commit cbe70fded8
1 changed files with 7 additions and 0 deletions
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7
app/test-pmd/testpmd.c
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@ -3948,6 +3948,13 @@ init_port_dcb_config(portid_t pid,
if (retval < 0)
return retval;
port_conf.rxmode.offloads |= RTE_ETH_RX_OFFLOAD_VLAN_FILTER;
/* remove RSS HASH offload for DCB in vt mode */
if (port_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_VMDQ_DCB) {
port_conf.rxmode.offloads &= ~RTE_ETH_RX_OFFLOAD_RSS_HASH;
for (i = 0; i < nb_rxq; i++)
rte_port->rx_conf[i].offloads &=
~RTE_ETH_RX_OFFLOAD_RSS_HASH;
}
/* re-configure the device . */
retval = rte_eth_dev_configure(pid, nb_rxq, nb_rxq, &port_conf);