Received: from oss.sgi.com (localhost.localdomain [127.0.0.1]) by oss.sgi.com (8.12.3/8.12.3) with ESMTP id g39C9u8d014581 for ; Tue, 9 Apr 2002 05:09:57 -0700 Received: (from mail@localhost) by oss.sgi.com (8.12.3/8.12.3/Submit) id g39C9ul2014580 for netdev-outgoing; Tue, 9 Apr 2002 05:09:56 -0700 X-Authentication-Warning: oss.sgi.com: mail set sender to owner-netdev@oss.sgi.com using -f Received: from mail.isg.de (rzfoobar.is-asp.com [217.11.194.155]) by oss.sgi.com (8.12.3/8.12.3) with SMTP id g39C9h8d014575 for ; Tue, 9 Apr 2002 05:09:44 -0700 Received: from barkeeper.isg.de (barkeeper.is-asp.com [192.168.5.46]) by mail.isg.de (Postfix) with ESMTP id D3761970744; Tue, 9 Apr 2002 13:28:38 +0200 (CEST) Received: from isg.de (localhost.localdomain [127.0.0.1]) by barkeeper.isg.de (8.9.3/8.9.3) with ESMTP id NAA01075; Tue, 9 Apr 2002 13:28:37 +0200 Message-ID: <3CB2D065.A3DA60BB@isg.de> Date: Tue, 09 Apr 2002 13:28:37 +0200 From: Stefan Rompf X-Mailer: Mozilla 4.79 [en] (X11; U; Linux 2.4.18 i686) X-Accept-Language: en MIME-Version: 1.0 To: jamal Cc: Michael Richardson , netdev@oss.sgi.com Subject: Re: Patch: Device operative state notification against 2.5.7 References: Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-netdev@oss.sgi.com Precedence: bulk Content-Length: 570 Lines: 14 Hi Jamal, > [discussion whether IFOP_DOWN_LOWERLAYER should send netlink messages] > > I think they should be accessible; whether you send netlink > advertisements everytime there is some state transition is the question. they should. For a routing daemon it is interesting to be notified when interfaces becomes capable or incapable of handling packets, independant of the reason. As long as we abstract virtual or subinterfaces as normal interfaces to the upper layers (which is IMHO the correct decision), IFOP_DOWN_LOWERLAYER must trigger a notification. Stefan