Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S269859AbUIDJwi (ORCPT ); Sat, 4 Sep 2004 05:52:38 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S269865AbUIDJwh (ORCPT ); Sat, 4 Sep 2004 05:52:37 -0400 Received: from mx1.redhat.com ([66.187.233.31]:11988 "EHLO mx1.redhat.com") by vger.kernel.org with ESMTP id S269859AbUIDJtI (ORCPT ); Sat, 4 Sep 2004 05:49:08 -0400 Subject: Re: New proposed DRM interface design From: Arjan van de Ven Reply-To: arjanv@redhat.com To: Dave Airlie Cc: Christoph Hellwig , Jon Smirl , dri-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org In-Reply-To: References: <20040904004424.93643.qmail@web14921.mail.yahoo.com> <20040904102914.B13149@infradead.org> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-heHp7ldn0ijUvQsH46FJ" Organization: Red Hat UK Message-Id: <1094291327.2801.3.camel@laptop.fenrus.com> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.6 (1.4.6-2) Date: Sat, 04 Sep 2004 11:48:47 +0200 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1480 Lines: 47 --=-heHp7ldn0ijUvQsH46FJ Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Sat, 2004-09-04 at 11:43, Dave Airlie wrote: > > > > Umm, the Linux kernel isn't about minimizing interfaces. We don't link= a > > copy of scsi helpers into each scsi driver either, or libata into each = sata > > driver. >=20 > true but the DRM isn't only about the Linux kernel, the DRM is a lowlevel > component of a much larger system, of which the DRM just has to reside in > the kernel, you seem to be confusing 2 things. The kernel<->userspace interface is supposed to be stable, and it should be so that you can basically decouple X and kernel versions. Within the kernel you should go for the best interface (where "best" is a notion that is flexible over time) because 1) you can and 2) you are suboptimal in both performance and maintenance if you don't --=-heHp7ldn0ijUvQsH46FJ Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (GNU/Linux) iD8DBQBBOY9/xULwo51rQBIRAkmJAKClwpgbncTRN415Jdqq/A3Gy643uQCeJ85P lEMxqlVJYADeJE6W98BOxNQ= =r6b8 -----END PGP SIGNATURE----- --=-heHp7ldn0ijUvQsH46FJ-- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/