Date: Mon, 5 Sep 2011 17:44:48 -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: <CACqU3MVvgftNMrGnoPaXB-MwyDqMc4jLd3qPWj9YEYdN3fJyyA@mail.gmail.com> In-Reply-To: <CACqU3MUjjYXabmYZtivDQKJ2v6HcWyo1_3AuTyyjN1o5%2BV6hhg@mail.gmail.com> References: <CACqU3MXVLjJvF6RGqpC-hvnbTgb-uNC7V0AP0ofXDRs4n7Nmtg@mail.gmail.com> <CAHM0Q_N0UZu0tvqL6TiCOmJfHAt4sBtWM1abE%2BuJPS9ubARrfg@mail.gmail.com> <CACqU3MUjjYXabmYZtivDQKJ2v6HcWyo1_3AuTyyjN1o5%2BV6hhg@mail.gmail.com>
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Hi, On Mon, Sep 5, 2011 at 4:18 PM, Arnaud Lacombe <lacombar@gmail.com> wrote: > 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 ? > I guess the answer is "NO", on the same system: # netstat -m netstat: memstat_mtl_find: zone mbuf_jumbo_pagesize not found It would seem that COMPAT_FREEBSD7 is just as useful as is eyes powder on a scare-crow... - Arnaud > Thanks, > =A0- Arnaud > >> On Mon, Sep 5, 2011 at 8:31 PM, Arnaud Lacombe <lacombar@gmail.com> wrot= e: >>> 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 = 2011 >>> >>> # ipfw show >>> 65535 79609572473438209 9528064790723821568 count ip from any to any >>> # ipfw show >>> 65535 80229898894966785 10211949650127093760 skipto 20069 ip from any t= o any >>> # ipfw show >>> 65535 81461570961408001 11566216593050435584 divert 20069 ip from any t= o any >>> # ipfw show >>> 65535 81826462792941569 11967688918742073344 tee 20069 ip from any to a= ny >>> # 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" >>> >> >
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