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66 lines
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From: Suresh Jayaraman <sjayaraman-l3A5Bk7waGM@public.gmane.org>
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Subject: Re: [RFC][PATCH 06/10] cifs: define inode-level cache object and
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register them
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Date: Fri, 25 Jun 2010 18:20:14 +0530
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Lines: 24
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Message-ID: <4C24A606.5040001@suse.de>
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References: <1277220214-3597-1-git-send-email-sjayaraman@suse.de> <yes> <9822.1277312573@redhat.com>
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Mime-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 7bit
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Cc: Steve French <smfrench-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, linux-cifs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
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linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
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To: David Howells <dhowells-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
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X-From: linux-cifs-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Fri Jun 25 14:50:26 2010
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Return-path: <linux-cifs-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
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Envelope-to: glkc-linux-cifs-1dZseelyfdZg9hUCZPvPmw@public.gmane.org
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Received: from vger.kernel.org ([209.132.180.67])
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by lo.gmane.org with esmtp (Exim 4.69)
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(envelope-from <linux-cifs-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>)
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id 1OS8MR-0007EU-OS
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for glkc-linux-cifs-1dZseelyfdZg9hUCZPvPmw@public.gmane.org; Fri, 25 Jun 2010 14:50:24 +0200
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Received: (majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org) by vger.kernel.org via listexpand
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id S1754607Ab0FYMuX (ORCPT <rfc822;glkc-linux-cifs@m.gmane.org>);
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Fri, 25 Jun 2010 08:50:23 -0400
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Received: from cantor2.suse.de ([195.135.220.15]:38716 "EHLO mx2.suse.de"
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by mx2.suse.de (Postfix) with ESMTP id B05E686A2E;
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Fri, 25 Jun 2010 14:50:21 +0200 (CEST)
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In-Reply-To: <9822.1277312573-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
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Sender: linux-cifs-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
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List-ID: <linux-cifs.vger.kernel.org>
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X-Mailing-List: linux-cifs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
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Archived-At: <http://permalink.gmane.org/gmane.linux.kernel/1002946>
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On 06/23/2010 10:32 PM, David Howells wrote:
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> Suresh Jayaraman <sjayaraman-l3A5Bk7waGM@public.gmane.org> wrote:
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>
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>> Define inode-level data storage objects (managed by cifsInodeInfo structs).
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>> Each inode-level object is created in a super-block level object and is
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>> itself a data storage object in to which pages from the inode are stored.
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>>
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>> The inode object is keyed by UniqueId. The coherency data being used is
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>> LastWriteTime and the file size.
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>
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> Isn't there a file creation time too?
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I think the creation time is currently being ignored as we won't be able
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to accomodate in POSIX stat struct.
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> I take it you don't support caching on files that are open for writing at this
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> time?
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>
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Yes.
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--
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Suresh Jayaraman
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