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Wed, 11 Nov 2020 10:13:04 +0000 (GMT) Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 1FC5611C066; Wed, 11 Nov 2020 10:13:04 +0000 (GMT) Received: from Alexandras-MBP.fritz.box (unknown [9.145.12.245]) by d06av25.portsmouth.uk.ibm.com (Postfix) with ESMTP; Wed, 11 Nov 2020 10:13:04 +0000 (GMT) Subject: Re: [RFC PATCH net-next 3/3] net: dsa: listen for SWITCHDEV_{FDB,DEL}_ADD_TO_DEVICE on foreign bridge neighbors To: Vladimir Oltean , DENG Qingfang Cc: Andrew Lunn , Vivien Didelot , Florian Fainelli , Jakub Kicinski , netdev , linux-kernel@vger.kernel.org, Tobias Waldekranz , Marek Behun , Russell King - ARM Linux admin References: <20201108131953.2462644-1-olteanv@gmail.com> <20201108131953.2462644-4-olteanv@gmail.com> <20201108172355.5nwsw3ek5qg6z7yx@skbuf> From: Alexandra Winter Message-ID: Date: Wed, 11 Nov 2020 11:13:03 +0100 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:78.0) Gecko/20100101 Thunderbird/78.4.0 MIME-Version: 1.0 In-Reply-To: <20201108172355.5nwsw3ek5qg6z7yx@skbuf> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.312,18.0.737 definitions=2020-11-11_02:2020-11-10,2020-11-11 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1011 priorityscore=1501 impostorscore=0 mlxscore=0 lowpriorityscore=0 suspectscore=0 mlxlogscore=999 phishscore=0 adultscore=0 spamscore=0 malwarescore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2011110052 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 08.11.20 18:23, Vladimir Oltean wrote: > On Sun, Nov 08, 2020 at 10:09:25PM +0800, DENG Qingfang wrote: >> Can it be turned off for switches that support SA learning from CPU? > > Is there a good reason I would add another property per switch and not > just do it unconditionally? > I have a similar concern for a future patch, where I want to turn on or off, whether the device driver listens to SWITCHDEV_{FDB,DEL}_ADD_TO_DEVICE for a certain interface. (Options will be: static MACs only, learning in the device or learning in bridge and notifications to device) What about 'bridge link set dev $netdev learning_sync on self' respectively the corresponding netlink message?