From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751507Ab1ADUcK (ORCPT ); Tue, 4 Jan 2011 15:32:10 -0500 Received: from lennier.cc.vt.edu ([198.82.162.213]:47539 "EHLO lennier.cc.vt.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751205Ab1ADUcI (ORCPT ); Tue, 4 Jan 2011 15:32:08 -0500 X-Mailer: exmh version 2.7.2 01/07/2005 with nmh-1.3-dev To: Andreas Dilger Cc: yangsheng , linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org, swhiteho@redhat.com, sickadm@gmail.com Subject: Re: [PATCH resend] Update atime from future. In-Reply-To: Your message of "Tue, 04 Jan 2011 12:13:37 MST." <2321F6F6-1042-48E8-9F21-12C52E8FFFCC@dilger.ca> From: Valdis.Kletnieks@vt.edu References: <1294131418-3835-1-git-send-email-sickamd@gmail.com> <13585.1294165307@localhost> <2321F6F6-1042-48E8-9F21-12C52E8FFFCC@dilger.ca> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1294173112_4985P"; micalg=pgp-sha1; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit Date: Tue, 04 Jan 2011 15:31:53 -0500 Message-ID: <32922.1294173113@localhost> X-Mirapoint-Received-SPF: 198.82.161.152 auth3.smtp.vt.edu Valdis.Kletnieks@vt.edu 2 pass X-Mirapoint-IP-Reputation: reputation=neutral-1, source=Fixed, refid=n/a, actions=MAILHURDLE SPF TAG X-Junkmail-Status: score=10/50, host=zidane.cc.vt.edu X-Junkmail-Signature-Raw: score=unknown, refid=str=0001.0A020208.4D2383BA.0210,ss=1,fgs=0, ip=0.0.0.0, so=2010-07-22 22:03:31, dmn=2009-09-10 00:05:08, mode=single engine X-Junkmail-IWF: false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --==_Exmh_1294173112_4985P Content-Type: text/plain; charset=us-ascii On Tue, 04 Jan 2011 12:13:37 MST, Andreas Dilger said: > On 2011-01-04, at 11:21, Valdis.Kletnieks@vt.edu wrote: > > On Tue, 04 Jan 2011 16:56:58 +0800, yangsheng said: > >> If atime has been wrong set to future, then it cannot > >> be updated back to current time. > >> > >> +#define RELATIME_MARGIN (24 * 60 * 60) > > > > Nice patch overall. Should this be a #define, or a CONFIG_ variable, > > or a tweakable /proc/sys/fs variable? Or am I senile and we thrashed > > all this out once before when the relatime code landed? > > I recall the consensus was that a /proc tunable was "too much" for the > initial patch. OK, in that case yangsheng's patch is probably good to go. --==_Exmh_1294173112_4985P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) Comment: Exmh version 2.5 07/13/2001 iD8DBQFNI4O4cC3lWbTT17ARAiu9AJ0euXfuXHiuJaHBrHFNYbLgZXa8WwCggoWs 7fAScYXgoMiKgEyZbDQFCGw= =nh0T -----END PGP SIGNATURE----- --==_Exmh_1294173112_4985P--