Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S267563AbTGHTPc (ORCPT ); Tue, 8 Jul 2003 15:15:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S267561AbTGHTP3 (ORCPT ); Tue, 8 Jul 2003 15:15:29 -0400 Received: from perninha.conectiva.com.br ([200.250.58.156]:60328 "EHLO perninha.conectiva.com.br") by vger.kernel.org with ESMTP id S267563AbTGHTOi (ORCPT ); Tue, 8 Jul 2003 15:14:38 -0400 Date: Tue, 8 Jul 2003 16:26:31 -0300 (BRT) From: Marcelo Tosatti X-X-Sender: marcelo@freak.distro.conectiva To: Alan Cox Cc: herbert@13thfloor.at, trond.myklebust@fys.uio.no, hannal@us.ibm.com, Linux Kernel Mailing List , Linux FSdevel Subject: Re: [PATCH] Fastwalk: reduce cacheline bouncing of d_count (Changelog@1.1024.1.11) In-Reply-To: <1057683213.5228.3.camel@dhcp22.swansea.linux.org.uk> Message-ID: References: <16138.53118.777914.828030@charged.uio.no> <1057673804.4357.27.camel@dhcp22.swansea.linux.org.uk> <16138.56467.342593.715679@charged.uio.no> <1057677613.4358.33.camel@dhcp22.swansea.linux.org.uk> <20030708164426.GB10004@www.13thfloor.at> <1057683213.5228.3.camel@dhcp22.swansea.linux.org.uk> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1080 Lines: 30 On Tue, 8 Jul 2003, Alan Cox wrote: > On Maw, 2003-07-08 at 17:44, Herbert Poetzl wrote: > > > Its no big problem to me since I can just back it out of -ac > > > > just curious, because I use this patch since early 2.4.20, > > are there any reasons to 'back it out of -ac' for you? > > > > anyway I totally agree that the NFS issue pointed out by > > Trond should be addressed ... > > Its high risk, its got bugs as Trond already showed and it only > helps performance on giant SMP boxes. Its all risk and no > reward. Quota updates get you working 32bit uid quota and > the interactivity stuff helps all even tho its got some > risk. Ok, fine. Thats the feedback I wanted when I included it yesterday. I'm going to revert it now. Sorry, Hanna, but Alan saved the day again, and convinced me that fastwalk is indeed a 2.5 thing. - 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/