[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date: Thu, 02 Feb 2023 17:45:56 +0100
From: netdev@...io-technology.com
To: Simon Horman <simon.horman@...igine.com>
Cc: davem@...emloft.net, kuba@...nel.org, netdev@...r.kernel.org,
Florian Fainelli <f.fainelli@...il.com>,
Andrew Lunn <andrew@...n.ch>,
Vladimir Oltean <olteanv@...il.com>,
Eric Dumazet <edumazet@...gle.com>,
Paolo Abeni <pabeni@...hat.com>,
Kurt Kanzenbach <kurt@...utronix.de>,
Hauke Mehrtens <hauke@...ke-m.de>,
Woojung Huh <woojung.huh@...rochip.com>,
"maintainer:MICROCHIP KSZ SERIES ETHERNET SWITCH DRIVER"
<UNGLinuxDriver@...rochip.com>, Sean Wang <sean.wang@...iatek.com>,
Landen Chao <Landen.Chao@...iatek.com>,
DENG Qingfang <dqfext@...il.com>,
Matthias Brugger <matthias.bgg@...il.com>,
Claudiu Manoil <claudiu.manoil@....com>,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
Clément Léger
<clement.leger@...tlin.com>, Jiri Pirko <jiri@...nulli.us>,
Ivan Vecera <ivecera@...hat.com>,
Roopa Prabhu <roopa@...dia.com>,
Nikolay Aleksandrov <razor@...ckwall.org>,
Russell King <linux@...linux.org.uk>,
Christian Marangi <ansuelsmth@...il.com>,
open list <linux-kernel@...r.kernel.org>,
"moderated list:ARM/Mediatek SoC support"
<linux-arm-kernel@...ts.infradead.org>,
"moderated list:ARM/Mediatek SoC support"
<linux-mediatek@...ts.infradead.org>,
"open list:RENESAS RZ/N1 A5PSW SWITCH DRIVER"
<linux-renesas-soc@...r.kernel.org>,
"moderated list:ETHERNET BRIDGE" <bridge@...ts.linux-foundation.org>
Subject: Re: [PATCH net-next 3/5] drivers: net: dsa: add fdb entry flags
incoming to switchcore drivers
On 2023-01-31 19:54, Simon Horman wrote:
>> --- a/drivers/net/dsa/b53/b53_common.c
>> +++ b/drivers/net/dsa/b53/b53_common.c
>> @@ -1684,11 +1684,15 @@ static int b53_arl_op(struct b53_device *dev,
>> int op, int port,
>>
>> int b53_fdb_add(struct dsa_switch *ds, int port,
>> const unsigned char *addr, u16 vid,
>> - struct dsa_db db)
>> + u16 fdb_flags, struct dsa_db db)
>> {
>> struct b53_device *priv = ds->priv;
>> int ret;
>>
>> + /* Ignore entries with set flags */
>> + if (fdb_flags)
>> + return 0;
>
>
> Would returning -EOPNOTSUPP be more appropriate?
>
> ...
I don't think that would be so good, as the command
bridge fdb replace ADDR dev <DEV> master dynamic
is a valid command and should not generate errors. When ignored by the
driver, it will just install a dynamic FDB entry in the bridge, and the
bridge will age it.
Powered by blists - more mailing lists