From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marc Kleine-Budde Subject: Re: Informations About CAN API of the Linux Kernel Date: Mon, 11 Mar 2013 17:00:59 +0100 Message-ID: <513DFFBB.8050406@pengutronix.de> References: <2B7D120CFC15DC438D721B998AD9D9E9097105AB@SEGOTNC5180-N2.vcn.ds.volvo.net> <513763CC.1070507@pengutronix.de> <20130307124012.GC603@vandijck-laurijssen.be> <5139A78D.9060005@pengutronix.de> <20130308100548.GA496@vandijck-laurijssen.be> <20130308125123.GA28383@pengutronix.de> <20130311092923.GA5114@vandijck-laurijssen.be> <513DF3D4.6090605@pengutronix.de> <20130311153437.GD5114@vandijck-laurijssen.be> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="----enig2BONUDOWPGLNBFTMFORPL" Return-path: Received: from metis.ext.pengutronix.de ([92.198.50.35]:56851 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752063Ab3CKQBB (ORCPT ); Mon, 11 Mar 2013 12:01:01 -0400 In-Reply-To: <20130311153437.GD5114@vandijck-laurijssen.be> Sender: linux-can-owner@vger.kernel.org List-ID: To: Robert Schwebel , Sako Youssouf , "linux-can@vger.kernel.org" This is an OpenPGP/MIME signed message (RFC 4880 and 3156) ------enig2BONUDOWPGLNBFTMFORPL Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On 03/11/2013 04:34 PM, Kurt Van Dijck wrote: > On Mon, Mar 11, 2013 at 04:10:12PM +0100, Marc Kleine-Budde wrote: >> On 03/11/2013 10:29 AM, Kurt Van Dijck wrote: >>> >>> >>> On Fri, Mar 08, 2013 at 01:51:23PM +0100, Robert Schwebel wrote: >>>> Hi Kurt, >>>> >>>> On Fri, Mar 08, 2013 at 11:05:48AM +0100, Kurt Van Dijck wrote: >>>>> Could I just mark j1939 as "EXPERIMENTAL" in Kconfig. >>>>> I think that is what I've seen most for 'unstable concepts'. >>>> >>>> EXPERIMENTAL is considered to be deprecated and might be removed fro= m >>>> the kernel, so I wouldn't go down that road. Staging sounds right. >>> >>> I see. >>> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/= Documentation/CodingStyle?id=3Dv3.9-rc2#n549 >>> >>> Is such thing then appropriate? >> >> Does j1939 have a protocol number? Probably. > Yes. 7. >=20 >> If so, we shouldn't use the >> "next free" one for an experimental protocol. > That's another reason to have J1939 merged. > I would have alerted anyhow when the protocol number 7 got allocated...= Yes, but as soon as you are "officially" using the number 7, you have to provide a stable API and ABI to the userspace. Marc --=20 Pengutronix e.K. | Marc Kleine-Budde | Industrial Linux Solutions | Phone: +49-231-2826-924 | Vertretung West/Dortmund | Fax: +49-5121-206917-5555 | Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de | ------enig2BONUDOWPGLNBFTMFORPL Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iEYEARECAAYFAlE9/7sACgkQjTAFq1RaXHMGNQCgh+2y5T3w4NFjFP35w8lS/XP9 2/EAn08acPzAOs91NbtqDCiWyL1UyPzt =E7PE -----END PGP SIGNATURE----- ------enig2BONUDOWPGLNBFTMFORPL--