Date: Mon, 5 Sep 2011 16:18:27 -0400 From: Arnaud Lacombe <lacombar@gmail.com> To: "K. Macy" <kmacy@freebsd.org> Cc: freebsd-net@freebsd.org Subject: Re: No IPFW binary compat across versions ? Message-ID: <CACqU3MUjjYXabmYZtivDQKJ2v6HcWyo1_3AuTyyjN1o5%2BV6hhg@mail.gmail.com> In-Reply-To: <CAHM0Q_N0UZu0tvqL6TiCOmJfHAt4sBtWM1abE%2BuJPS9ubARrfg@mail.gmail.com> References: <CACqU3MXVLjJvF6RGqpC-hvnbTgb-uNC7V0AP0ofXDRs4n7Nmtg@mail.gmail.com> <CAHM0Q_N0UZu0tvqL6TiCOmJfHAt4sBtWM1abE%2BuJPS9ubARrfg@mail.gmail.com>
next in thread | previous in thread | raw e-mail | index | archive | help
Hi, On Mon, Sep 5, 2011 at 3:14 PM, K. Macy <kmacy@freebsd.org> wrote: > -STABLE only implies that the ABI does not change during that release > line. It makes no guarantees when moving from one branch to the next. > IIUC, FreeBSD does not provide binary backward compatibility between version at all, is that it ? Thanks, - Arnaud > On Mon, Sep 5, 2011 at 8:31 PM, Arnaud Lacombe <lacombar@gmail.com> wrote= : >> Hi, >> >> It would seem that the ipfw binary from a 7.4 install is not >> compatible with the in-kernel implementation of ipfw from 8-STABLE. >> The following command returns junk: >> >> # uname -a >> FreeBSD =A08.2-STABLE FreeBSD 8.2-STABLE #0: Mon Sep =A05 13:26:22 EDT 2= 011 >> >> # ipfw show >> 65535 79609572473438209 9528064790723821568 count ip from any to any >> # ipfw show >> 65535 80229898894966785 10211949650127093760 skipto 20069 ip from any to= any >> # ipfw show >> 65535 81461570961408001 11566216593050435584 divert 20069 ip from any to= any >> # ipfw show >> 65535 81826462792941569 11967688918742073344 tee 20069 ip from any to an= y >> # ipfw show >> 65535 85659197118611457 16196106284901072896 =A0altq ?<301> ip from any = to any >> # ipfw show >> 65535 86531998897668097 17160025365645623296 ** unrecognized action 64 >> len 19 =A0ip from any to any >> # ipfw show >> 65535 127737816351244289 7272335601653776384 ** unrecognized action >> 158 len 19 =A0ip from any to any >> >> However as the 8-STABLE kernel have COMPAT_FREEBSD7 enabled, I would >> not expect this to happen... >> >> Thanks, >> =A0- Arnaud >> _______________________________________________ >> freebsd-net@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-net >> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >> >
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?CACqU3MUjjYXabmYZtivDQKJ2v6HcWyo1_3AuTyyjN1o5%2BV6hhg>