{"id":816250,"url":"http://patchwork.ozlabs.org/api/patches/816250/?format=json","web_url":"http://patchwork.ozlabs.org/project/netdev/patch/20170920141516.1402-12-jiri@resnulli.us/","project":{"id":7,"url":"http://patchwork.ozlabs.org/api/projects/7/?format=json","name":"Linux network development","link_name":"netdev","list_id":"netdev.vger.kernel.org","list_email":"netdev@vger.kernel.org","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20170920141516.1402-12-jiri@resnulli.us>","list_archive_url":null,"date":"2017-09-20T14:15:11","name":"[net-next,11/16] mlxsw: spectrum_switchdev: Flood mc when mc is disabled by user flag","commit_ref":null,"pull_url":null,"state":"accepted","archived":true,"hash":"4225739a556e593facdd3f82d0e93972a55f7940","submitter":{"id":15321,"url":"http://patchwork.ozlabs.org/api/people/15321/?format=json","name":"Jiri Pirko","email":"jiri@resnulli.us"},"delegate":{"id":34,"url":"http://patchwork.ozlabs.org/api/users/34/?format=json","username":"davem","first_name":"David","last_name":"Miller","email":"davem@davemloft.net"},"mbox":"http://patchwork.ozlabs.org/project/netdev/patch/20170920141516.1402-12-jiri@resnulli.us/mbox/","series":[{"id":4129,"url":"http://patchwork.ozlabs.org/api/series/4129/?format=json","web_url":"http://patchwork.ozlabs.org/project/netdev/list/?series=4129","date":"2017-09-20T14:15:00","name":"mlxsw: Multicast flood update","version":1,"mbox":"http://patchwork.ozlabs.org/series/4129/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/816250/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/816250/checks/","tags":{},"related":[],"headers":{"Return-Path":"<netdev-owner@vger.kernel.org>","X-Original-To":"patchwork-incoming@ozlabs.org","Delivered-To":"patchwork-incoming@ozlabs.org","Authentication-Results":["ozlabs.org;\n\tspf=none (mailfrom) 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<jiri@resnulli.us>","To":"netdev@vger.kernel.org","Cc":"davem@davemloft.net, nogahf@mellanox.com, idosch@mellanox.com,\n\tmlxsw@mellanox.com","Subject":"[patch net-next 11/16] mlxsw: spectrum_switchdev: Flood mc when mc\n\tis disabled by user flag","Date":"Wed, 20 Sep 2017 16:15:11 +0200","Message-Id":"<20170920141516.1402-12-jiri@resnulli.us>","X-Mailer":"git-send-email 2.9.5","In-Reply-To":"<20170920141516.1402-1-jiri@resnulli.us>","References":"<20170920141516.1402-1-jiri@resnulli.us>","Sender":"netdev-owner@vger.kernel.org","Precedence":"bulk","List-ID":"<netdev.vger.kernel.org>","X-Mailing-List":"netdev@vger.kernel.org"},"content":"From: Nogah Frankel <nogahf@mellanox.com>\n\nWhen multicast is disabled, flood mc packets only to port that are marked\nBR_MCAST_FLOOD (instead to all).\n\nSigned-off-by: Nogah Frankel <nogahf@mellanox.com>\nSigned-off-by: Jiri Pirko <jiri@mellanox.com>\n---\n .../ethernet/mellanox/mlxsw/spectrum_switchdev.c    | 21 +++++++++++++++++----\n 1 file changed, 17 insertions(+), 4 deletions(-)","diff":"diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c\nindex 19ac206..50c4d7c 100644\n--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c\n+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c\n@@ -262,7 +262,8 @@ mlxsw_sp_bridge_port_create(struct mlxsw_sp_bridge_device *bridge_device,\n \tbridge_port->dev = brport_dev;\n \tbridge_port->bridge_device = bridge_device;\n \tbridge_port->stp_state = BR_STATE_DISABLED;\n-\tbridge_port->flags = BR_LEARNING | BR_FLOOD | BR_LEARNING_SYNC;\n+\tbridge_port->flags = BR_LEARNING | BR_FLOOD | BR_LEARNING_SYNC |\n+\t\t\t     BR_MCAST_FLOOD;\n \tINIT_LIST_HEAD(&bridge_port->vlans_list);\n \tlist_add(&bridge_port->list, &bridge_device->ports_list);\n \tbridge_port->ref_count = 1;\n@@ -468,7 +469,8 @@ static int mlxsw_sp_port_attr_get(struct net_device *dev,\n \t\t\t\t\t       &attr->u.brport_flags);\n \t\tbreak;\n \tcase SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS_SUPPORT:\n-\t\tattr->u.brport_flags_support = BR_LEARNING | BR_FLOOD;\n+\t\tattr->u.brport_flags_support = BR_LEARNING | BR_FLOOD |\n+\t\t\t\t\t       BR_MCAST_FLOOD;\n \t\tbreak;\n \tdefault:\n \t\treturn -EOPNOTSUPP;\n@@ -653,8 +655,18 @@ static int mlxsw_sp_port_attr_br_flags_set(struct mlxsw_sp_port *mlxsw_sp_port,\n \tif (err)\n \t\treturn err;\n \n-\tmemcpy(&bridge_port->flags, &brport_flags, sizeof(brport_flags));\n+\tif (bridge_port->bridge_device->multicast_enabled)\n+\t\tgoto out;\n \n+\terr = mlxsw_sp_bridge_port_flood_table_set(mlxsw_sp_port, bridge_port,\n+\t\t\t\t\t\t   MLXSW_SP_FLOOD_TYPE_MC,\n+\t\t\t\t\t\t   brport_flags &\n+\t\t\t\t\t\t   BR_MCAST_FLOOD);\n+\tif (err)\n+\t\treturn err;\n+\n+out:\n+\tmemcpy(&bridge_port->flags, &brport_flags, sizeof(brport_flags));\n \treturn 0;\n }\n \n@@ -747,7 +759,8 @@ static bool mlxsw_sp_mc_flood(const struct mlxsw_sp_bridge_port *bridge_port)\n \tconst struct mlxsw_sp_bridge_device *bridge_device;\n \n \tbridge_device = bridge_port->bridge_device;\n-\treturn !bridge_device->multicast_enabled ? true : bridge_port->mrouter;\n+\treturn bridge_device->multicast_enabled ? bridge_port->mrouter :\n+\t\t\t\t\tbridge_port->flags & BR_MCAST_FLOOD;\n }\n \n static int mlxsw_sp_port_mc_disabled_set(struct mlxsw_sp_port *mlxsw_sp_port,\n","prefixes":["net-next","11/16"]}