From owner-freebsd-xen@freebsd.org Tue Jul 21 01:22:24 2015 Return-Path: Delivered-To: freebsd-xen@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id EAEE39A6F86 for ; Tue, 21 Jul 2015 01:22:24 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id D15D11F11 for ; Tue, 21 Jul 2015 01:22:24 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id t6L1MOV4071170 for ; Tue, 21 Jul 2015 01:22:24 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-xen@FreeBSD.org Subject: [Bug 195978] Add vlan support to xen netfront Date: Tue, 21 Jul 2015 01:22:25 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 10.1-STABLE X-Bugzilla-Keywords: patch X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: bugs.freebsd.org@zengel.info X-Bugzilla-Status: New X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-xen@FreeBSD.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 21 Jul 2015 01:22:25 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=195978 --- Comment #7 from Grischa Zengel --- 1. You have to look if netback can have frames with >= 1522 Bytes. See 802.1q at http://www.firewall.cx/networking-topics/vlan-networks/219-vlan-tagging.html Here is some code from Linux: netfront (DomU): http://lxr.free-electrons.com/source/drivers/net/xen-netfront.c netback (Dom0): http://lxr.free-electrons.com/source/drivers/net/xen-netback/xenbus.c 2a. https://www.freebsd.org/cgi/man.cgi?query=altq&sektion=4 2b. https://www.freebsd.org/cgi/man.cgi?query=altq&sektion=9&apropos=0&manpath=FreeBSD+10.1-RELEASE#HOW_TO_CONVERT_THE_EXISTING_DRIVERS I can't help much more. -- You are receiving this mail because: You are the assignee for the bug.