From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262895AbVHEHaw (ORCPT ); Fri, 5 Aug 2005 03:30:52 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262897AbVHEHaw (ORCPT ); Fri, 5 Aug 2005 03:30:52 -0400 Received: from mx1.redhat.com ([66.187.233.31]:13015 "EHLO mx1.redhat.com") by vger.kernel.org with ESMTP id S262895AbVHEHau (ORCPT ); Fri, 5 Aug 2005 03:30:50 -0400 Message-ID: <42F315A1.7050408@redhat.com> Date: Fri, 05 Aug 2005 02:30:41 -0500 From: Mike Christie User-Agent: Mozilla Thunderbird 1.0.2-6 (X11/20050513) X-Accept-Language: en-us, en MIME-Version: 1.0 To: linux clustering CC: akpm@osdl.org, linux-kernel@vger.kernel.org, Arjan van de Ven Subject: Re: [Linux-cluster] Re: [PATCH 00/14] GFS References: <20050802071828.GA11217@redhat.com> <1122968724.3247.22.camel@laptopd505.fenrus.org> <20050805071415.GC14880@redhat.com> <42F314CC.4000309@redhat.com> In-Reply-To: <42F314CC.4000309@redhat.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Mike Christie wrote: > David Teigland wrote: > >>On Tue, Aug 02, 2005 at 09:45:24AM +0200, Arjan van de Ven wrote: >> >> >>>* Why are you using bufferheads extensively in a new filesystem? >> >> >>bh's are used for metadata, the log, and journaled data which need to be >>written at the block granularity, not page. >> > > > In a scsi tree > http://kernel.org/git/?p=linux/kernel/git/jejb/scsi-block-2.6.git;a=summary oh yeah it is in -mm too. > there is a function, bio_map_kern(), in fs.c that maps a buffer into a > bio. It does not have to be page granularity. Can something like that be > used in these places? > > -- > Linux-cluster mailing list > Linux-cluster@redhat.com > http://www.redhat.com/mailman/listinfo/linux-cluster