From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ingo Molnar Subject: Re: [patch 00/35] Jeff's ReiserFS Patch Queue Date: Wed, 1 Apr 2009 18:16:57 +0200 Message-ID: <20090401161657.GA13802@elte.hu> References: <20090330180215.951354436@suse.com> Mime-Version: 1.0 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Content-Disposition: inline In-Reply-To: Sender: reiserfs-devel-owner@vger.kernel.org List-ID: Content-Type: text/plain; charset="iso-8859-1" To: Linus Torvalds , =?iso-8859-1?Q?Fr=E9d=E9ric?= Weisbecker , Peter Zijlstra Cc: Jeff Mahoney , Linux Kernel Mailing List , Andrew Morton , ReiserFS Development List * Linus Torvalds wrote: > > Once this is applied, I expect reiserfs to be in deep=20 > > maintenance-only mode. >=20 > Heh, I hadn't expected even this. Note, there are BKL-removal patches in the works by Fr=E9d=E9ric=20 Weisbecker, for the tip:kill-the-BKL topic branch. Reiser3 is the heaviest (and most non-trivial) BKL user amongst all=20 the filesystems, its BKL use is recursive and it frequently relies=20 on the implicit dropping of the BKL at various blocking points both=20 for correctness and for performance reasons. There might be something worth posting+reviewing soon. Ingo -- To unsubscribe from this list: send the line "unsubscribe reiserfs-deve= l" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1765077AbZDAQR3 (ORCPT ); Wed, 1 Apr 2009 12:17:29 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756520AbZDAQRQ (ORCPT ); Wed, 1 Apr 2009 12:17:16 -0400 Received: from mx3.mail.elte.hu ([157.181.1.138]:49487 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756145AbZDAQRP (ORCPT ); Wed, 1 Apr 2009 12:17:15 -0400 Date: Wed, 1 Apr 2009 18:16:57 +0200 From: Ingo Molnar To: Linus Torvalds , =?iso-8859-1?Q?Fr=E9d=E9ric?= Weisbecker , Peter Zijlstra Cc: Jeff Mahoney , Linux Kernel Mailing List , Andrew Morton , ReiserFS Development List Subject: Re: [patch 00/35] Jeff's ReiserFS Patch Queue Message-ID: <20090401161657.GA13802@elte.hu> References: <20090330180215.951354436@suse.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.5.18 (2008-05-17) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.3 -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Linus Torvalds wrote: > > Once this is applied, I expect reiserfs to be in deep > > maintenance-only mode. > > Heh, I hadn't expected even this. Note, there are BKL-removal patches in the works by Frédéric Weisbecker, for the tip:kill-the-BKL topic branch. Reiser3 is the heaviest (and most non-trivial) BKL user amongst all the filesystems, its BKL use is recursive and it frequently relies on the implicit dropping of the BKL at various blocking points both for correctness and for performance reasons. There might be something worth posting+reviewing soon. Ingo