From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from soda.linbit (unknown [10.9.9.55]) by mail09.linbit.com (LINBIT Mail Daemon) with ESMTP id 5563F10622A9 for ; Mon, 21 Sep 2009 18:53:50 +0200 (CEST) Resent-Message-ID: <20090921165350.GK8072@barkeeper1-xen.linbit> Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail09.linbit.com (LINBIT Mail Daemon) with ESMTPS id 91D3210622A8 for ; Mon, 21 Sep 2009 17:52:03 +0200 (CEST) Date: Mon, 21 Sep 2009 16:52:52 +0200 From: Arjan van de Ven To: Lars Ellenberg Message-ID: <20090921165252.04e335b1@infradead.org> In-Reply-To: <20090921144308.GG8072@barkeeper1-xen.linbit> References: <20090918200803.GM23126@kernel.dk> <20090919141334N.fujita.tomonori@lab.ntt.co.jp> <20090919220232.GB31849@suse.de> <20090921223815U.fujita.tomonori@lab.ntt.co.jp> <20090921144308.GG8072@barkeeper1-xen.linbit> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: hch@infradead.org, kyle@moffetthome.net, sam@ravnborg.org, bart.vanassche@gmail.com, neilb@suse.de, knikanth@suse.de, gregkh@suse.de, linux-kernel@vger.kernel.org, philipp.reisner@linbit.com, FUJITA Tomonori , Mauelshagen@RedHat.com, James.Bottomley@suse.de, lmb@suse.de, kosaki.motohiro@jp.fujitsu.com, jens.axboe@oracle.com, davej@redhat.com, akpm@linux-foundation.org, torvalds@linux-foundation.org, drbd-dev@lists.linbit.com Subject: Re: [Drbd-dev] [GIT PULL] DRBD for 2.6.32 List-Id: Coordination of development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Mon, 21 Sep 2009 16:43:08 +0200 Lars Ellenberg wrote: > We can choose whatever user-kernel interface you like, > and change it with every dot release -- > we'd just need to add additional compat code into > the drbdsetup userland binary. uh no. the kernel<->userspace ABI is stable. we don't go about randomly changing it (extending it is fine obviously) -- Arjan van de Ven Intel Open Source Technology Centre For development, discussion and tips for power savings, visit http://www.lesswatts.org From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755919AbZIUOw4 (ORCPT ); Mon, 21 Sep 2009 10:52:56 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750803AbZIUOw4 (ORCPT ); Mon, 21 Sep 2009 10:52:56 -0400 Received: from casper.infradead.org ([85.118.1.10]:36950 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750783AbZIUOwz (ORCPT ); Mon, 21 Sep 2009 10:52:55 -0400 Date: Mon, 21 Sep 2009 16:52:52 +0200 From: Arjan van de Ven To: Lars Ellenberg Cc: FUJITA Tomonori , lmb@suse.de, jens.axboe@oracle.com, neilb@suse.de, hch@infradead.org, James.Bottomley@suse.de, linux-kernel@vger.kernel.org, drbd-dev@lists.linbit.com, akpm@linux-foundation.org, bart.vanassche@gmail.com, davej@redhat.com, gregkh@suse.de, kosaki.motohiro@jp.fujitsu.com, kyle@moffetthome.net, torvalds@linux-foundation.org, nab@linux-iscsi.org, knikanth@suse.de, philipp.reisner@linbit.com, sam@ravnborg.org, Mauelshagen@redhat.com Subject: Re: [GIT PULL] DRBD for 2.6.32 Message-ID: <20090921165252.04e335b1@infradead.org> In-Reply-To: <20090921144308.GG8072@barkeeper1-xen.linbit> References: <20090918200803.GM23126@kernel.dk> <20090919141334N.fujita.tomonori@lab.ntt.co.jp> <20090919220232.GB31849@suse.de> <20090921223815U.fujita.tomonori@lab.ntt.co.jp> <20090921144308.GG8072@barkeeper1-xen.linbit> Organization: Intel X-Mailer: Claws Mail 3.7.2 (GTK+ 2.14.7; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 21 Sep 2009 16:43:08 +0200 Lars Ellenberg wrote: > We can choose whatever user-kernel interface you like, > and change it with every dot release -- > we'd just need to add additional compat code into > the drbdsetup userland binary. uh no. the kernel<->userspace ABI is stable. we don't go about randomly changing it (extending it is fine obviously) -- Arjan van de Ven Intel Open Source Technology Centre For development, discussion and tips for power savings, visit http://www.lesswatts.org