Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754239AbYLTBUp (ORCPT ); Fri, 19 Dec 2008 20:20:45 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752016AbYLTBUf (ORCPT ); Fri, 19 Dec 2008 20:20:35 -0500 Received: from mx2.redhat.com ([66.187.237.31]:57657 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751918AbYLTBUe (ORCPT ); Fri, 19 Dec 2008 20:20:34 -0500 Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903 From: David Howells In-Reply-To: References: To: Bryan Henderson Cc: dhowells@redhat.com, "Andrew Morton" , "Muntz, Daniel" , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, nfsv4@linux-nfs.org, rwheeler@redhat.com, sfr@canb.auug.org.au, steved@redhat.com Subject: Re: Pull request for FS-Cache, including NFS patches Date: Sat, 20 Dec 2008 01:20:05 +0000 Message-ID: <13180.1229736005@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 697 Lines: 18 Bryan Henderson wrote: > > > AFS was designed to support local disk cache, so with callbacks you can > > > get a consistent system. > > > > It's less the callbacks and more the data version number that's important. > > Maybe for consistency, but for the performance benefits of local disk > caching, I believe the callbacks are pretty important. Indeed, but he said "so with callbacks you can get a _consistent_ system". David -- 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/