From owner-freebsd-net Mon Jul 23 4:48:47 2001 Delivered-To: freebsd-net@freebsd.org Received: from vbook.express.ru (vbook.express.ru [212.24.37.106]) by hub.freebsd.org (Postfix) with ESMTP id 34D9C37B401 for ; Mon, 23 Jul 2001 04:48:45 -0700 (PDT) (envelope-from vova@express.ru) Received: from vova by vbook.express.ru with local (Exim 3.31 #2) id 15OGQw-0000CP-00; Sun, 22 Jul 2001 14:25:58 +0400 From: "Vladimir B. Grebenschikov" MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <15194.43573.236252.134077@vbook.express.ru> Date: Sun, 22 Jul 2001 14:25:57 +0400 (MSD) To: "C. Stephen Gunn" Cc: Brooks Davis , net@FreeBSD.ORG Subject: Re: sysctl net.link.vlan.link.proto In-Reply-To: <20010719085727.A41774@progeny.com> References: <20010713171342.A18472@Odin.AC.HMC.Edu> <20010719085727.A41774@progeny.com> X-Mailer: VM 6.72 under 21.1 (patch 12) "Channel Islands" XEmacs Lucid Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org C. Stephen Gunn writes: > > I'm working on modernizing the vlan device (making it loadable, > > unloadable, and clonable) and I've run into this sysctl. > > This shoud allow you to move the check for 802.1q packets down into > the normal ether_demux() which classifies packets based on ethertype. > > The former code was a check right above the main switch statement in > ether_demux() because it was a sysctl, not a constant. > > I have some other patches around that ease the interrupt-time requirements > by scheduling a NETISR for vlan traffic. I wasn't ever sure if that was > a true win, so I didn't contrib them. I could dig them up if you're > really interested in spiffing up the VLAN code. ;-) May be most right way to handle VLANs is netgraph mechanism ? I've dig a bit into code and found that to get such mechanism working it need to add ng_iface node hook to inject not demuxed frames. And fix a bit code related to ARP. > - Steve -- TSB Russian Express, Moscow Vladimir B. Grebenschikov, vova@express.ru To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message