Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1161104AbWHJGlv (ORCPT ); Thu, 10 Aug 2006 02:41:51 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1161101AbWHJGlv (ORCPT ); Thu, 10 Aug 2006 02:41:51 -0400 Received: from smtp.osdl.org ([65.172.181.4]:22170 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S1161103AbWHJGlt (ORCPT ); Thu, 10 Aug 2006 02:41:49 -0400 Date: Wed, 9 Aug 2006 23:41:00 -0700 From: Andrew Morton To: cmm@us.ibm.com Cc: linux-kernel@vger.kernel.org, ext2-devel@lists.sourceforge.net, linux-fsdevel@vger.kernel.org Subject: Re: [PATCH 8/9] 48-bit block numbers for extended attributes Message-Id: <20060809234100.9337162d.akpm@osdl.org> In-Reply-To: <1155172929.3161.87.camel@localhost.localdomain> References: <1155172929.3161.87.camel@localhost.localdomain> X-Mailer: Sylpheed version 2.2.7 (GTK+ 2.8.17; x86_64-unknown-linux-gnu) Mime-Version: 1.0 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 Content-Length: 722 Lines: 17 On Wed, 09 Aug 2006 18:22:09 -0700 Mingming Cao wrote: > As we are planning to support 48-bit block numbers for ext4, > we need to support 48-bit block numbers for extended attributes. > In the short term, we can do this by reuse (on-disk) 16-bit > padding (linux2.i_pad1 currently used only by "hurd") as high > order bits for xattr. This patch basically does that. Short-term tends to become medium-term, then you're stuck with it. What is the plan here? - 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/