Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759361Ab0GVSFK (ORCPT ); Thu, 22 Jul 2010 14:05:10 -0400 Received: from borg.medozas.de ([188.40.89.202]:41582 "EHLO borg.medozas.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759219Ab0GVSFE (ORCPT ); Thu, 22 Jul 2010 14:05:04 -0400 Date: Thu, 22 Jul 2010 20:05:00 +0200 (CEST) From: Jan Engelhardt To: Jeremy Allison cc: Trond Myklebust , Linus Torvalds , Volker.Lendecke@sernet.de, David Howells , linux-cifs@vger.kernel.org, linux-nfs@vger.kernel.org, samba-technical@lists.samba.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk, linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org Subject: Re: [PATCH 02/18] xstat: Add a pair of system calls to make extended file stats available [ver #6] In-Reply-To: <20100722180204.GA32008@samba1> Message-ID: References: <20100715021709.5544.64506.stgit@warthog.procyon.org.uk> <20100715021712.5544.44845.stgit@warthog.procyon.org.uk> <30448.1279800887@redhat.com> <20100722162712.GB10352@jeremy-laptop> <1279817930.3621.14.camel@heimdal.trondhjem.org> <20100722180204.GA32008@samba1> User-Agent: Alpine 2.01 (LSU 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 867 Lines: 21 On Thursday 2010-07-22 20:02, Jeremy Allison wrote: >On Thu, Jul 22, 2010 at 12:58:50PM -0400, Trond Myklebust wrote: >> >> That would make it impossible to export the filesystem with NFSv2 and >> v3. They do rely on ctime checking for certain operations (e.g. deciding >> when to invalidate access and acl caches). NFSv4 needs this too if the >> filesystem has no dedicated change attribute. >> >> Still, I suppose the market for exporting the same filesystem with both >> NFS and Samba is limited... > >Ask NetApp about that :-). They have built a rather large >business on just that fact :-). What would ZFS do? :p -- 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/