From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Kinzie Subject: [PATCH v4 2/4] bond mode 4: do not ignore multicast Date: Tue, 26 May 2015 08:41:47 -0700 Message-ID: <1432654909-13845-3-git-send-email-ehkinzie@gmail.com> References: <1432654909-13845-1-git-send-email-ehkinzie@gmail.com> Cc: Eric Kinzie To: dev@dpdk.org Return-path: Received: from mail-ig0-f179.google.com (mail-ig0-f179.google.com [209.85.213.179]) by dpdk.org (Postfix) with ESMTP id 29846C300 for ; Tue, 26 May 2015 17:42:11 +0200 (CEST) Received: by igbpi8 with SMTP id pi8so61387993igb.1 for ; Tue, 26 May 2015 08:42:10 -0700 (PDT) In-Reply-To: <1432654909-13845-1-git-send-email-ehkinzie@gmail.com> List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" From: Eric Kinzie The bonding PMD in mode 4 puts all enslaved interfaces into promiscuous mode in order to receive LACPDUs and must filter unwanted packets after the traffic has been "collected". Allow broadcast and multicast through so that ARP and IPv6 neighbor discovery continue to work. Fixes: 46fb43683679 ("bond: add mode 4") Signed-off-by: Eric Kinzie --- app/test/test_link_bonding_mode4.c | 7 +++++-- drivers/net/bonding/rte_eth_bond_pmd.c | 1 + 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/app/test/test_link_bonding_mode4.c b/app/test/test_link_bonding_mode4.c index 460539d..d785393 100644 --- a/app/test/test_link_bonding_mode4.c +++ b/app/test/test_link_bonding_mode4.c @@ -749,8 +749,11 @@ test_mode4_rx(void) rte_eth_macaddr_get(test_params.bonded_port_id, &bonded_mac); ether_addr_copy(&bonded_mac, &dst_mac); - /* Assert that dst address is not bonding address */ - dst_mac.addr_bytes[0]++; + /* Assert that dst address is not bonding address. Do not set the + * least significant bit of the zero byte as this would create a + * multicast address. + */ + dst_mac.addr_bytes[0] += 2; /* First try with promiscuous mode enabled. * Add 2 packets to each slave. First with bonding MAC address, second with diff --git a/drivers/net/bonding/rte_eth_bond_pmd.c b/drivers/net/bonding/rte_eth_bond_pmd.c index c937e6b..1691300 100644 --- a/drivers/net/bonding/rte_eth_bond_pmd.c +++ b/drivers/net/bonding/rte_eth_bond_pmd.c @@ -170,6 +170,7 @@ bond_ethdev_rx_burst_8023ad(void *queue, struct rte_mbuf **bufs, * mode and packet address does not match. */ if (unlikely(hdr->ether_type == ether_type_slow_be || !collecting || (!promisc && + !is_multicast_ether_addr(&hdr->d_addr) && !is_same_ether_addr(&bond_mac, &hdr->d_addr)))) { if (hdr->ether_type == ether_type_slow_be) { -- 1.7.10.4