From owner-freebsd-hackers@FreeBSD.ORG  Mon Oct 30 15:43:10 2006
Return-Path: <owner-freebsd-hackers@FreeBSD.ORG>
X-Original-To: hackers@freebsd.org
Delivered-To: freebsd-hackers@FreeBSD.ORG
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 6E71116A416
	for <hackers@freebsd.org>; Mon, 30 Oct 2006 15:43:10 +0000 (UTC)
	(envelope-from yar@comp.chem.msu.su)
Received: from comp.chem.msu.su (comp.chem.msu.su [158.250.32.97])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 2CEB643D67
	for <hackers@freebsd.org>; Mon, 30 Oct 2006 15:42:52 +0000 (GMT)
	(envelope-from yar@comp.chem.msu.su)
Received: from comp.chem.msu.su (localhost [127.0.0.1])
	by comp.chem.msu.su (8.13.4/8.13.3) with ESMTP id k9UFggdZ033983;
	Mon, 30 Oct 2006 18:42:42 +0300 (MSK)
	(envelope-from yar@comp.chem.msu.su)
Received: (from yar@localhost)
	by comp.chem.msu.su (8.13.4/8.13.3/Submit) id k9UFggb7033981;
	Mon, 30 Oct 2006 18:42:42 +0300 (MSK) (envelope-from yar)
Date: Mon, 30 Oct 2006 18:42:41 +0300
From: Yar Tikhiy <yar@comp.chem.msu.su>
To: Kostik Belousov <kostikbel@gmail.com>
Message-ID: <20061030154241.GI27062@comp.chem.msu.su>
References: <20061029140716.GA12058@comp.chem.msu.su>
	<20061029152227.GA11826@walton.maths.tcd.ie>
	<006801c6fb77$e4e30100$1200a8c0@gsicomp.on.ca>
	<20061030130519.GE27062@comp.chem.msu.su>
	<20061030134737.GF1627@deviant.kiev.zoral.com.ua>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20061030134737.GF1627@deviant.kiev.zoral.com.ua>
User-Agent: Mutt/1.5.9i
Cc: hackers@freebsd.org
Subject: Re: File trees: the deeper, the weirder
X-BeenThere: freebsd-hackers@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Technical Discussions relating to FreeBSD
	<freebsd-hackers.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-hackers>, 
	<mailto:freebsd-hackers-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-hackers>
List-Post: <mailto:freebsd-hackers@freebsd.org>
List-Help: <mailto:freebsd-hackers-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-hackers>,
	<mailto:freebsd-hackers-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 30 Oct 2006 15:43:10 -0000

On Mon, Oct 30, 2006 at 03:47:37PM +0200, Kostik Belousov wrote:
> 
> I think that David is right. The references _from_ the directory make it immune
> to vnode reclamation. Try this patch. It is very unfair for lsof.

Sorry, but I'm leaving now and I'll be unable to play with your
patch until I return in a fortnight.  I hope I'll have a bit of
free time to study our modern namei cache design while off-line.
:-)

-- 
Yar