Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sat, 12 Jan 2002 15:18:28 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sat, 12 Jan 2002 15:18:18 -0500 Received: from vasquez.zip.com.au ([203.12.97.41]:25609 "EHLO vasquez.zip.com.au") by vger.kernel.org with ESMTP id ; Sat, 12 Jan 2002 15:18:04 -0500 Message-ID: <3C409896.51CB2259@zip.com.au> Date: Sat, 12 Jan 2002 12:12:06 -0800 From: Andrew Morton X-Mailer: Mozilla 4.77 [en] (X11; U; Linux 2.4.18pre1 i686) X-Accept-Language: en MIME-Version: 1.0 To: Roman Zippel CC: yodaiken@fsmlabs.com, Rob Landley , Robert Love , Alan Cox , nigel@nrg.org, linux-kernel@vger.kernel.org Subject: Re: [2.4.17/18pre] VM and swap - it's really unusable In-Reply-To: <1010781207.819.27.camel@phantasy> <20020111195018.A2008@hq.fsmlabs.com> <20020112042404.WCSI23959.femail47.sdc1.sfba.home.com@there> <20020111220051.A2333@hq.fsmlabs.com> <3C4023A2.8B89C278@linux-m68k.org> <20020112052802.A3734@hq.fsmlabs.com> <3C40392F.C4E1EFF3@linux-m68k.org> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Roman Zippel wrote: > > Andrew's patch requires constant audition and Andrew can't audit all > drivers for possible problems. That doesn't mean Andrew's work is > wasted, since it identifies problems, which preempting can't solve, but > it will always be a hunt for the worst cases, where preempting goes for > the general case. Guys, I've heard this so many times, and it just ain't so. The overwhelming majority of problem areas are inside locks. All the complexity and maintainability difficulties to which you refer exist in the preempt patch as well. There just is no difference. - - 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/