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From: "Hans J. Schultz" <netdev@kapio-technology•com>
To: davem@davemloft•net, kuba@kernel•org
Cc: netdev@vger•kernel.org,
	"Hans J. Schultz" <netdev@kapio-technology•com>,
	"Florian Fainelli" <f.fainelli@gmail•com>,
	"Andrew Lunn" <andrew@lunn•ch>,
	"Vladimir Oltean" <olteanv@gmail•com>,
	"Eric Dumazet" <edumazet@google•com>,
	"Paolo Abeni" <pabeni@redhat•com>,
	"Kurt Kanzenbach" <kurt@linutronix•de>,
	"Hauke Mehrtens" <hauke@hauke-m•de>,
	"Woojung Huh" <woojung.huh@microchip•com>,
	UNGLinuxDriver@microchip•com (maintainer:MICROCHIP KSZ SERIES
	ETHERNET SWITCH DRIVER), "Sean Wang" <sean.wang@mediatek•com>,
	"Landen Chao" <Landen.Chao@mediatek•com>,
	"DENG Qingfang" <dqfext@gmail•com>,
	"Matthias Brugger" <matthias.bgg@gmail•com>,
	"Claudiu Manoil" <claudiu.manoil@nxp•com>,
	"Alexandre Belloni" <alexandre.belloni@bootlin•com>,
	"Clément Léger" <clement.leger@bootlin•com>,
	"Jiri Pirko" <jiri@resnulli•us>,
	"Ivan Vecera" <ivecera@redhat•com>,
	"Roopa Prabhu" <roopa@nvidia•com>,
	"Nikolay Aleksandrov" <razor@blackwall•org>,
	"Russell King" <linux@armlinux•org.uk>,
	"Christian Marangi" <ansuelsmth@gmail•com>,
	linux-kernel@vger•kernel.org (open list),
	linux-arm-kernel@lists•infradead.org (moderated
	list:ARM/Mediatek SoC support),
	linux-mediatek@lists•infradead.org (moderated list:ARM/Mediatek
	SoC support),
	linux-renesas-soc@vger•kernel.org (open list:RENESAS RZ/N1 A5PSW
	SWITCH DRIVER),
	bridge@lists•linux-foundation.org (moderated list:ETHERNET
	BRIDGE)
Subject: [PATCH net-next 4/5] net: bridge: ensure FDB offloaded flag is handled as needed
Date: Mon, 30 Jan 2023 18:34:28 +0100	[thread overview]
Message-ID: <20230130173429.3577450-5-netdev@kapio-technology.com> (raw)
In-Reply-To: <20230130173429.3577450-1-netdev@kapio-technology.com>

Since user added entries in the bridge FDB will get the BR_FDB_OFFLOADED
flag set, we do not want the bridge to age those entries and we want the
entries to be deleted in the bridge upon an SWITCHDEV_FDB_DEL_TO_BRIDGE
event.

Signed-off-by: Hans J. Schultz <netdev@kapio-technology•com>
---
 net/bridge/br_fdb.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index e69a872bfc1d..b0c23a72bc76 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -537,6 +537,7 @@ void br_fdb_cleanup(struct work_struct *work)
 		unsigned long this_timer = f->updated + delay;
 
 		if (test_bit(BR_FDB_STATIC, &f->flags) ||
+		    test_bit(BR_FDB_OFFLOADED, &f->flags) ||
 		    test_bit(BR_FDB_ADDED_BY_EXT_LEARN, &f->flags)) {
 			if (test_bit(BR_FDB_NOTIFY, &f->flags)) {
 				if (time_after(this_timer, now))
@@ -1465,7 +1466,9 @@ int br_fdb_external_learn_del(struct net_bridge *br, struct net_bridge_port *p,
 	spin_lock_bh(&br->hash_lock);
 
 	fdb = br_fdb_find(br, addr, vid);
-	if (fdb && test_bit(BR_FDB_ADDED_BY_EXT_LEARN, &fdb->flags))
+	if (fdb &&
+	    (test_bit(BR_FDB_ADDED_BY_EXT_LEARN, &fdb->flags) ||
+	     test_bit(BR_FDB_OFFLOADED, &fdb->flags)))
 		fdb_delete(br, fdb, swdev_notify);
 	else
 		err = -ENOENT;
-- 
2.34.1


  parent reply	other threads:[~2023-01-30 17:37 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-30 17:34 [PATCH net-next 0/5] ATU and FDB synchronization on locked ports Hans J. Schultz
2023-01-30 17:34 ` [PATCH net-next 1/5] net: bridge: add dynamic flag to switchdev notifier Hans J. Schultz
2023-02-01 18:10   ` Ido Schimmel
2023-02-02  7:28     ` netdev
2023-02-02 16:11       ` Ido Schimmel
2023-02-02 16:38         ` netdev
2023-02-03 16:14           ` Ido Schimmel
2023-02-03 16:26             ` Vladimir Oltean
2023-02-03 16:27             ` netdev
2023-02-03 17:06               ` Ido Schimmel
2023-01-30 17:34 ` [PATCH net-next 2/5] net: dsa: propagate flags down towards drivers Hans J. Schultz
2023-01-30 17:34 ` [PATCH net-next 3/5] drivers: net: dsa: add fdb entry flags incoming to switchcore drivers Hans J. Schultz
2023-01-31 18:54   ` Simon Horman
2023-02-02 16:45     ` netdev
2023-02-03  8:17       ` Simon Horman
2023-02-03 18:41         ` netdev
2023-01-30 17:34 ` Hans J. Schultz [this message]
2023-02-01 18:24   ` [PATCH net-next 4/5] net: bridge: ensure FDB offloaded flag is handled as needed Ido Schimmel
2023-02-02  7:32     ` netdev
2023-01-30 17:34 ` [PATCH net-next 5/5] net: dsa: mv88e6xxx: implementation of dynamic ATU entries Hans J. Schultz
2023-01-31 18:56   ` Simon Horman
2023-02-02 17:00     ` netdev
2023-02-03  8:20       ` Simon Horman
2023-02-03 20:44         ` Vladimir Oltean
2023-02-04  8:12           ` Simon Horman
2023-02-04  8:48             ` netdev
2023-02-06 16:02               ` Simon Horman
2023-02-14 21:14                 ` Hans Schultz
2023-02-17 17:44                   ` Vladimir Oltean
2023-02-20 14:11                     ` Simon Horman
2023-01-31 19:25 ` [PATCH net-next 0/5] ATU and FDB synchronization on locked ports Ido Schimmel
2023-02-02  7:37   ` netdev
2023-02-02 15:43     ` Ido Schimmel
2023-02-02 16:19       ` netdev
2023-02-02 16:36         ` Ido Schimmel
2023-02-03 21:14           ` Vladimir Oltean
2023-02-02 17:18   ` netdev

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