From: David Howells Subject: Re: [RFC][PATCH 06/10] cifs: define inode-level cache object and register them Date: Fri, 25 Jun 2010 13:55:49 +0100 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 Lines: 12 Message-ID: <22697.1277470549@redhat.com> References: <4C24A606.5040001@suse.de> <1277220214-3597-1-git-send-email-sjayaraman@suse.de> <9822.1277312573@redhat.com> Cc: dhowells-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, Steve French , linux-cifs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Suresh Jayaraman X-From: linux-cifs-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Fri Jun 25 14:56:04 2010 Return-path: Envelope-to: glkc-linux-cifs-1dZseelyfdZg9hUCZPvPmw@public.gmane.org Received: from vger.kernel.org ([209.132.180.67]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1OS8Rw-0002tq-3k for glkc-linux-cifs-1dZseelyfdZg9hUCZPvPmw@public.gmane.org; Fri, 25 Jun 2010 14:56:04 +0200 Received: (majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org) by vger.kernel.org via listexpand id S1753622Ab0FYM4B (ORCPT ); Fri, 25 Jun 2010 08:56:01 -0400 Received: from mx1.redhat.com ([209.132.183.28]:50162 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752535Ab0FYM4B (ORCPT ); Fri, 25 Jun 2010 08:56:01 -0400 Received: from int-mx01.intmail.prod.int.phx2.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) by mx1.redhat.com (8.13.8/8.13.8) with ESMTP id o5PCtqOd018091 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Fri, 25 Jun 2010 08:55:52 -0400 Received: from redhat.com (ovpn01.gateway.prod.ext.phx2.redhat.com [10.5.9.1]) by int-mx01.intmail.prod.int.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id o5PCtn4G016466; Fri, 25 Jun 2010 08:55:51 -0400 In-Reply-To: <4C24A606.5040001-l3A5Bk7waGM@public.gmane.org> X-Scanned-By: MIMEDefang 2.67 on 10.5.11.11 Sender: linux-cifs-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Precedence: bulk List-ID: X-Mailing-List: linux-cifs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Archived-At: Suresh Jayaraman wrote: > I think the creation time is currently being ignored as we won't be able > to accomodate in POSIX stat struct. The FS-Cache interface doesn't use the POSIX stat struct, but it could be really useful to save it and use it for cache coherency inside the kernel. Out of interest, what does Samba do when it comes to generating a creation time for UNIX where one does not exist? David