From owner-freebsd-net Tue Dec 17 13: 5:13 2002 Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 4B52E37B404 for ; Tue, 17 Dec 2002 13:05:12 -0800 (PST) Received: from mel-rto3.wanadoo.fr (smtp-out-3.wanadoo.fr [193.252.19.233]) by mx1.FreeBSD.org (Postfix) with ESMTP id 552D743EF1 for ; Tue, 17 Dec 2002 13:05:09 -0800 (PST) (envelope-from vjardin@wanadoo.fr) Received: from mel-rta9.wanadoo.fr (193.252.19.69) by mel-rto3.wanadoo.fr (6.7.015) id 3DF631BC004AB483; Tue, 17 Dec 2002 22:05:00 +0100 Received: from there (80.11.204.180) by mel-rta9.wanadoo.fr (6.7.015) id 3DF63117003CB51E; Tue, 17 Dec 2002 22:05:00 +0100 Message-ID: <3DF63117003CB51E@mel-rta9.wanadoo.fr> (added by postmaster@wanadoo.fr) Content-Type: text/plain; charset="iso-8859-15" From: Vincent Jardin To: "Sam Leffler" , Subject: Re: Recursive encapsulation could panic the Kernel Date: Tue, 17 Dec 2002 22:23:27 +0100 X-Mailer: KMail [version 1.3.2] References: <3DF62DBD0032C2ED@mel-rta6.wanadoo.fr> <050301c2a5f2$fc52aae0$52557f42@errno.com> In-Reply-To: <050301c2a5f2$fc52aae0$52557f42@errno.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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 > > In -current mbufs can be tagged (see m_tag* in sys/mbuf.h); this'll let you > do what you want. I've been slow to MFC them to -stable because there are > some issues with copying packet headers that I want to resolve first. > I thought about m_ext too. I agree that the m_tag looks better. However, how do you plan to solve this copy of packets ? Moreover, when the lower layer is an IPv4 or IPv6 stack, it would be nice to be able to send back an ICMP Unreachable and/or TTL expired. ;-) Vincent To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message