Unverified Commit 28500f1c authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!1843 net: bridge: multicast: notify switchdev driver whenever MC processing gets disabled 

Merge Pull Request from: @ci-robot 
 
PR sync from: Zhengchao Shao <shaozhengchao@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/BRJBIYKRMZVLU22DE46JGRSJRG6C7E66/ 
 
https://gitee.com/openeuler/kernel/issues/I7V613 
 
Link:https://gitee.com/openeuler/kernel/pulls/1843

 

Reviewed-by: default avatarYue Haibing <yuehaibing@huawei.com>
Signed-off-by: default avatarJialin Zhang <zhangjialin11@huawei.com>
parents 06bae869 045bf89b

net/bridge/br_multicast.c

+3 −0
Original line number Diff line number Diff line
@@ -48,6 +48,8 @@ static const struct rhashtable_params br_sg_port_rht_params = { 
	.automatic_shrinking = true,

};



static void br_mc_disabled_update(struct net_device *dev, bool value);



static void br_multicast_start_querier(struct net_bridge *br,

				       struct bridge_mcast_own_query *query);

static void br_multicast_add_router(struct net_bridge *br,
@@ -1040,6 +1042,7 @@ struct net_bridge_mdb_entry *br_multicast_new_group(struct net_bridge *br, 
		return mp;



	if (atomic_read(&br->mdb_hash_tbl.nelems) >= br->hash_max) {

		br_mc_disabled_update(br->dev, false);

		br_opt_toggle(br, BROPT_MULTICAST_ENABLED, false);

		return ERR_PTR(-E2BIG);

	}