Date: Mon, 17 Feb 2014 21:31:27 +0800 From: Erich Dollansky <erichsfreebsdlist@alogt.com> To: Milan Obuch <freebsd-hackers@dino.sk> Cc: freebsd-hackers@freebsd.org, Nomad Esst <noname.esst@yahoo.com> Subject: Re: ifconfig siocifcreate invalid argument Message-ID: <20140217213127.41281a83@X220.alogt.com> In-Reply-To: <20140217140625.7f18d14f@zeta.dino.sk> References: <1392630758.77600.YahooMailNeo@web162704.mail.bf1.yahoo.com> <20140217111035.328baa3f@zeta.dino.sk> <1392632573.91721.YahooMailNeo@web162705.mail.bf1.yahoo.com> <20140217140625.7f18d14f@zeta.dino.sk>
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Hi, On Mon, 17 Feb 2014 14:06:25 +0100 Milan Obuch <freebsd-hackers@dino.sk> wrote: > On Mon, 17 Feb 2014 02:22:53 -0800 (PST) > Nomad Esst <noname.esst@yahoo.com> wrote: > > > Thanks > > Do you know which kernel module should be included in kernel config > > file? Since we could create gre interfaces without any problems > > before we customize the kernel. > > > > Well, no idea - I just try and did not see this error on any system > here, checked on 9.2-STABLE/amd64 as well, all with minimal kernel > config (no network card in kernel, no SCSI adapter in kernel, no sound > card in kernel etc.) and every time if_gre kernel module was loaded > correctly when 'ifconfig gre0 create' command was issued in shell. my observation is that if the kernel contains a certain module A which required module B to run, module B is not loaded. Stripping all modules which might be required out of the kernel and then get them loaded later will show with kldstat whet modules have been loaded. Of course, modules not needed yet are not shown. If there is no comment in GENERIC, it is a bit of trial and error to find the modules needed. Erich
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