Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752451AbdFPAD4 convert rfc822-to-8bit (ORCPT ); Thu, 15 Jun 2017 20:03:56 -0400 Received: from mail.questertangent.com ([184.69.10.202]:59883 "EHLO mail.questertangent.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751644AbdFPADy (ORCPT ); Thu, 15 Jun 2017 20:03:54 -0400 X-Greylist: delayed 1800 seconds by postgrey-1.27 at vger.kernel.org; Thu, 15 Jun 2017 20:03:54 EDT From: Jason Cobham To: "'Vivien Didelot'" , "netdev@vger.kernel.org" CC: "linux-kernel@vger.kernel.org" , "kernel@savoirfairelinux.com" , "David S. Miller" , Florian Fainelli , Andrew Lunn Date: Thu, 15 Jun 2017 16:33:51 -0700 Subject: RE: [PATCH net-next] net: dsa: add cross-chip multicast support Thread-Topic: [PATCH net-next] net: dsa: add cross-chip multicast support Thread-Index: AdLmFGIT9liqESfZTa2m5trat4PblwAGpUPA Message-ID: References: <20170615201448.22424-1-vivien.didelot@savoirfairelinux.com> In-Reply-To: <20170615201448.22424-1-vivien.didelot@savoirfairelinux.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: acceptlanguage: en-US Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 714 Lines: 19 On 06/15/2017 1:15 PM, Vivien Didelot wrote: > Similarly to how cross-chip VLAN works, define a bitmap of multicast group > members for a switch, now including its DSA ports, so that multicast traffic > can be sent to all switches of the fabric. > > A switch may drop the frames if no user port is a member. > > This brings support for multicast in a multi-chip environment. > As of now, all switches of the fabric must support the multicast operations in > order to program a single fabric port. > > Reported-by: Jason Cobham > Signed-off-by: Vivien Didelot Thanks for this fix: Tested-by: Jason Cobham -- Jason