Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965045AbVJUR5f (ORCPT ); Fri, 21 Oct 2005 13:57:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965046AbVJUR5f (ORCPT ); Fri, 21 Oct 2005 13:57:35 -0400 Received: from pentafluge.infradead.org ([213.146.154.40]:40078 "EHLO pentafluge.infradead.org") by vger.kernel.org with ESMTP id S965045AbVJUR5e (ORCPT ); Fri, 21 Oct 2005 13:57:34 -0400 Date: Fri, 21 Oct 2005 18:57:30 +0100 From: Christoph Hellwig To: Zach Brown Cc: linux-kernel@vger.kernel.org, Andrew Morton , hch@infradead.org, Andreas Dilger Subject: Re: [RFC] page lock ordering and OCFS2 Message-ID: <20051021175730.GD22372@infradead.org> Mail-Followup-To: Christoph Hellwig , Zach Brown , linux-kernel@vger.kernel.org, Andrew Morton , Andreas Dilger References: <20051017222051.GA26414@tetsuo.zabbo.net> <20051017161744.7df90a67.akpm@osdl.org> <43544499.5010601@oracle.com> <435928BC.5000509@oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <435928BC.5000509@oracle.com> User-Agent: Mutt/1.4.2.1i X-SRS-Rewrite: SMTP reverse-path rewritten from by pentafluge.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 953 Lines: 17 On Fri, Oct 21, 2005 at 10:43:24AM -0700, Zach Brown wrote: > It introduces block_read_full_page() and truncate_inode_pages() derivatives > which understand the PG_fs_misc special case. It needs a few export patches to > the core, but the real burden is on OCFS2 to keep these derivatives up to date. The way you do it looks nice, but the exports aren't a big no-way. That stuff is far too internal to be exported. Either we can get Andrew to agree on moving those bits into the codepath for all filesystems or we need to do some hackery where every functions gets renamed to __function with an argument int cluster_aware and we have to functions inling them, one normal and one for cluster filesystems. - 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/