From f09d45db53db267f82bb445572f674a8bfab4bd1 Mon Sep 17 00:00:00 2001 From: Pavan Nikhilesh Date: Tue, 14 Jan 2020 11:22:23 +0530 Subject: [PATCH] examples/l2fwd-event: fix ethdev RSS setup Setup RSS configuration based on underlying device capabilities. Fixes: 4ff457986f76 ("examples/l2fwd-event: add default poll mode routines") Cc: stable@dpdk.org Signed-off-by: Satananda Burla Signed-off-by: Pavan Nikhilesh --- examples/l2fwd-event/l2fwd_common.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/examples/l2fwd-event/l2fwd_common.c b/examples/l2fwd-event/l2fwd_common.c index 181301fe6b..ab341e55b2 100644 --- a/examples/l2fwd-event/l2fwd_common.c +++ b/examples/l2fwd-event/l2fwd_common.c @@ -50,6 +50,17 @@ l2fwd_event_init_ports(struct l2fwd_resources *rsrc) if (ret != 0) rte_panic("Error during getting device (port %u) info: %s\n", port_id, strerror(-ret)); + local_port_conf.rx_adv_conf.rss_conf.rss_hf &= + dev_info.flow_type_rss_offloads; + if (local_port_conf.rx_adv_conf.rss_conf.rss_hf != + port_conf.rx_adv_conf.rss_conf.rss_hf) { + printf("Port %u modified RSS hash function based on hardware support," + "requested:%#"PRIx64" configured:%#"PRIx64"", + port_id, + port_conf.rx_adv_conf.rss_conf.rss_hf, + local_port_conf.rx_adv_conf.rss_conf.rss_hf); + } + if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE) local_port_conf.txmode.offloads |= DEV_TX_OFFLOAD_MBUF_FAST_FREE; -- 2.20.1