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From: Pascal Mazon <pascal.mazon@6wind.com>
To: keith.wiles@intel.com
Cc: dev@dpdk.org, Pascal Mazon <pascal.mazon@6wind.com>
Subject: [dpdk-dev] [PATCH v3 3/6] net/tap: add multicast addresses management
Date: Tue,  7 Mar 2017 17:31:35 +0100	[thread overview]
Message-ID: <1488904298-31395-4-git-send-email-pascal.mazon@6wind.com> (raw)
In-Reply-To: <cover.1488817125.git.pascal.mazon@6wind.com>

A tap netdevice actually receives every packet, without any filtering
whatsoever. There is no need for any multicast address registration
to receive multicast packets.

Signed-off-by: Pascal Mazon <pascal.mazon@6wind.com>
---
 doc/guides/nics/features/tap.ini |  1 +
 drivers/net/tap/rte_eth_tap.c    | 13 +++++++++++++
 2 files changed, 14 insertions(+)

diff --git a/doc/guides/nics/features/tap.ini b/doc/guides/nics/features/tap.ini
index dad5a0561087..6878a9b8fd17 100644
--- a/doc/guides/nics/features/tap.ini
+++ b/doc/guides/nics/features/tap.ini
@@ -9,6 +9,7 @@ Jumbo frame          = Y
 Promiscuous mode     = Y
 Allmulticast mode    = Y
 Basic stats          = Y
+Multicast MAC filter = Y
 Speed capabilities   = Y
 Unicast MAC filter   = Y
 Other kdrv           = Y
diff --git a/drivers/net/tap/rte_eth_tap.c b/drivers/net/tap/rte_eth_tap.c
index ef525a3f0826..301072f20930 100644
--- a/drivers/net/tap/rte_eth_tap.c
+++ b/drivers/net/tap/rte_eth_tap.c
@@ -721,6 +721,18 @@ tap_tx_queue_setup(struct rte_eth_dev *dev,
 	return 0;
 }
 
+static int
+tap_set_mc_addr_list(struct rte_eth_dev *dev __rte_unused,
+		     struct ether_addr *mc_addr_set __rte_unused,
+		     uint32_t nb_mc_addr __rte_unused)
+{
+	/*
+	 * Nothing to do actually: the tap has no filtering whatsoever, every
+	 * packet is received.
+	 */
+	return 0;
+}
+
 static const struct eth_dev_ops ops = {
 	.dev_start              = tap_dev_start,
 	.dev_stop               = tap_dev_stop,
@@ -741,6 +753,7 @@ static const struct eth_dev_ops ops = {
 	.mac_addr_remove        = tap_mac_remove,
 	.mac_addr_add           = tap_mac_add,
 	.mac_addr_set           = tap_mac_set,
+	.set_mc_addr_list       = tap_set_mc_addr_list,
 	.stats_get              = tap_stats_get,
 	.stats_reset            = tap_stats_reset,
 };
-- 
2.8.0.rc0

  parent reply	other threads:[~2017-03-07 16:31 UTC|newest]

Thread overview: 64+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-03  9:46 [dpdk-dev] [PATCH 0/6] net/tap: add additional management ops Pascal Mazon
2017-03-03  9:46 ` [dpdk-dev] [PATCH 1/6] net/tap: add MAC address " Pascal Mazon
2017-03-03  9:46 ` [dpdk-dev] [PATCH 2/6] net/tap: add speed capabilities Pascal Mazon
2017-03-03 15:27   ` Wiles, Keith
2017-03-06 13:58     ` Pascal Mazon
2017-03-06 14:38       ` Wiles, Keith
2017-03-03  9:46 ` [dpdk-dev] [PATCH 3/6] net/tap: add multicast addresses management Pascal Mazon
2017-03-03  9:46 ` [dpdk-dev] [PATCH 4/6] net/tap: add MTU management Pascal Mazon
2017-03-03 15:23   ` Wiles, Keith
2017-03-06 13:59     ` Pascal Mazon
2017-03-03  9:46 ` [dpdk-dev] [PATCH 5/6] net/tap: add packet type management Pascal Mazon
2017-03-03 15:31   ` Wiles, Keith
2017-03-06 14:10     ` Pascal Mazon
2017-03-06 14:46       ` Wiles, Keith
2017-03-03  9:46 ` [dpdk-dev] [PATCH 6/6] net/tap: add flow control management Pascal Mazon
2017-03-06 16:31 ` [dpdk-dev] [PATCH v2 0/6] net/tap: add additional management ops Pascal Mazon
2017-03-06 16:31   ` [dpdk-dev] [PATCH v2 1/6] net/tap: add MAC address " Pascal Mazon
2017-03-06 16:31   ` [dpdk-dev] [PATCH v2 2/6] net/tap: add speed capabilities Pascal Mazon
2017-03-06 16:31   ` [dpdk-dev] [PATCH v2 3/6] net/tap: add multicast addresses management Pascal Mazon
2017-03-06 16:31   ` [dpdk-dev] [PATCH v2 4/6] net/tap: add MTU management Pascal Mazon
2017-03-06 16:31   ` [dpdk-dev] [PATCH v2 5/6] net/tap: add packet type management Pascal Mazon
2017-03-06 16:31   ` [dpdk-dev] [PATCH v2 6/6] net/tap: add flow control management Pascal Mazon
2017-03-07 16:31   ` [dpdk-dev] [PATCH v3 0/6] net/tap: add additional management ops Pascal Mazon
2017-03-14  8:22     ` [dpdk-dev] [PATCH v4 0/8] " Pascal Mazon
2017-03-14  8:22       ` [dpdk-dev] [PATCH v4 1/8] net/tap: remove wrong IFF_NOARP flags Pascal Mazon
2017-03-14  8:22       ` [dpdk-dev] [PATCH v4 2/8] net/tap: refactor ioctl calls Pascal Mazon
2017-03-14  8:22       ` [dpdk-dev] [PATCH v4 3/8] net/tap: add MAC address management Pascal Mazon
2017-03-14  8:22       ` [dpdk-dev] [PATCH v4 4/8] net/tap: add MTU management Pascal Mazon
2017-03-14  8:22       ` [dpdk-dev] [PATCH v4 5/8] net/tap: add speed capabilities Pascal Mazon
2017-03-14  8:22       ` [dpdk-dev] [PATCH v4 6/8] net/tap: add multicast addresses management Pascal Mazon
2017-03-14  8:22       ` [dpdk-dev] [PATCH v4 7/8] net/tap: add packet type management Pascal Mazon
2017-03-15 13:35         ` Ferruh Yigit
2017-03-15 13:44           ` Pascal Mazon
2017-03-15 14:31             ` Ferruh Yigit
2017-03-15 13:42         ` Ferruh Yigit
2017-03-14  8:22       ` [dpdk-dev] [PATCH v4 8/8] net/tap: add flow control management Pascal Mazon
2017-03-15 13:43       ` [dpdk-dev] [PATCH v4 0/8] net/tap: add additional management ops Ferruh Yigit
2017-03-15 14:48     ` [dpdk-dev] [PATCH v5 " Pascal Mazon
2017-03-15 14:48       ` [dpdk-dev] [PATCH v5 1/8] net/tap: remove wrong IFF_NOARP flags Pascal Mazon
2017-03-15 21:37         ` Wiles, Keith
2017-03-15 14:48       ` [dpdk-dev] [PATCH v5 2/8] net/tap: refactor ioctl calls Pascal Mazon
2017-03-15 14:48       ` [dpdk-dev] [PATCH v5 3/8] net/tap: add MAC address management Pascal Mazon
2017-03-15 14:48       ` [dpdk-dev] [PATCH v5 4/8] net/tap: add MTU management Pascal Mazon
2017-03-15 14:48       ` [dpdk-dev] [PATCH v5 5/8] net/tap: add speed capabilities Pascal Mazon
2017-03-15 14:48       ` [dpdk-dev] [PATCH v5 6/8] net/tap: add multicast addresses management Pascal Mazon
2017-03-15 14:48       ` [dpdk-dev] [PATCH v5 7/8] net/tap: add packet type management Pascal Mazon
2017-03-15 14:48       ` [dpdk-dev] [PATCH v5 8/8] net/tap: add flow control management Pascal Mazon
2017-03-15 16:46       ` [dpdk-dev] [PATCH v5 0/8] net/tap: add additional management ops Ferruh Yigit
2017-03-15 21:44         ` Wiles, Keith
2017-03-07 16:31   ` [dpdk-dev] [PATCH v3 1/6] net/tap: add MAC address " Pascal Mazon
2017-03-09 14:05     ` Ferruh Yigit
2017-03-10  9:01       ` Pascal Mazon
2017-03-07 16:31   ` [dpdk-dev] [PATCH v3 2/6] net/tap: add speed capabilities Pascal Mazon
2017-03-09 14:18     ` Ferruh Yigit
2017-03-09 14:36       ` Wiles, Keith
2017-03-09 16:05         ` Ferruh Yigit
2017-03-10  9:03           ` Pascal Mazon
2017-03-10  9:11             ` Pascal Mazon
2017-03-07 16:31   ` Pascal Mazon [this message]
2017-03-07 16:31   ` [dpdk-dev] [PATCH v3 4/6] net/tap: add MTU management Pascal Mazon
2017-03-07 16:31   ` [dpdk-dev] [PATCH v3 5/6] net/tap: add packet type management Pascal Mazon
2017-03-09 14:26     ` Ferruh Yigit
2017-03-10 12:34       ` Pascal Mazon
2017-03-07 16:31   ` [dpdk-dev] [PATCH v3 6/6] net/tap: add flow control management Pascal Mazon

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