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Message-ID: <20231217083244.4076193-5-idosch@nvidia.com>
Date: Sun, 17 Dec 2023 10:32:39 +0200
From: Ido Schimmel <idosch@...dia.com>
To: <netdev@...r.kernel.org>, <bridge@...ts.linux-foundation.org>
CC: <davem@...emloft.net>, <kuba@...nel.org>, <pabeni@...hat.com>,
	<edumazet@...gle.com>, <roopa@...dia.com>, <razor@...ckwall.org>,
	<petrm@...dia.com>, Ido Schimmel <idosch@...dia.com>
Subject: [PATCH net-next 4/9] rtnetlink: bridge: Invoke MDB bulk deletion when needed

Invoke the new MDB bulk deletion device operation when the 'NLM_F_BULK'
flag is set in the netlink message header.

Signed-off-by: Ido Schimmel <idosch@...dia.com>
Reviewed-by: Petr Machata <petrm@...dia.com>
---
 net/core/rtnetlink.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 30f030a672f2..349255151ad0 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -6494,6 +6494,14 @@ static int rtnl_mdb_del(struct sk_buff *skb, struct nlmsghdr *nlh,
 		return -EINVAL;
 	}
 
+	if (del_bulk) {
+		if (!dev->netdev_ops->ndo_mdb_del_bulk) {
+			NL_SET_ERR_MSG(extack, "Device does not support MDB bulk deletion");
+			return -EOPNOTSUPP;
+		}
+		return dev->netdev_ops->ndo_mdb_del_bulk(dev, tb, extack);
+	}
+
 	if (!dev->netdev_ops->ndo_mdb_del) {
 		NL_SET_ERR_MSG(extack, "Device does not support MDB operations");
 		return -EOPNOTSUPP;
-- 
2.40.1


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