From owner-freebsd-fs  Thu Jan  2  1:43:40 2003
Delivered-To: freebsd-fs@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP
	id BD3E937B401; Thu,  2 Jan 2003 01:43:39 -0800 (PST)
Received: from smtp03.iprimus.com.au (smtp03.iprimus.com.au [210.50.30.52])
	by mx1.FreeBSD.org (Postfix) with ESMTP
	id 7845E43EA9; Thu,  2 Jan 2003 01:43:38 -0800 (PST)
	(envelope-from tim@robbins.dropbear.id.au)
Received: from smtp01.iprimus.net.au (210.50.30.70) by smtp03.iprimus.com.au (6.7.010)
        id 3E0FA3A20003C9D9; Thu, 2 Jan 2003 20:43:32 +1100
Received: from dilbert.robbins.dropbear.id.au ([210.50.36.76]) by smtp01.iprimus.net.au with Microsoft SMTPSVC(5.0.2195.5600);
	 Thu, 2 Jan 2003 20:43:31 +1100
Received: from dilbert.robbins.dropbear.id.au (e0m3csivqzido3hq@localhost [127.0.0.1])
	by dilbert.robbins.dropbear.id.au (8.12.6/8.12.6) with ESMTP id h029iVCv091054;
	Thu, 2 Jan 2003 20:44:32 +1100 (EST)
	(envelope-from tim@dilbert.robbins.dropbear.id.au)
Received: (from tim@localhost)
	by dilbert.robbins.dropbear.id.au (8.12.6/8.12.6/Submit) id h029iTDD090701;
	Thu, 2 Jan 2003 20:44:29 +1100 (EST)
	(envelope-from tim)
Date: Thu, 2 Jan 2003 20:44:29 +1100
From: Tim Robbins <tjr@freebsd.org>
To: Michael Ranner <mranner@inode.at>
Cc: freebsd-fs@freebsd.org, freebsd-current@freebsd.org
Subject: Re: mount_portalfs broken in 5.0-RC2
Message-ID: <20030102204429.A24711@dilbert.robbins.dropbear.id.au>
References: <200212302251.20720.mranner@inode.at>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
User-Agent: Mutt/1.2.5.1i
In-Reply-To: <200212302251.20720.mranner@inode.at>; from mranner@inode.at on Mon, Dec 30, 2002 at 10:51:20PM +0100
X-OriginalArrivalTime: 02 Jan 2003 09:43:31.0766 (UTC) FILETIME=[69388560:01C2B243]
Sender: owner-freebsd-fs@FreeBSD.ORG
Precedence: bulk
List-ID: <freebsd-fs.FreeBSD.ORG>
List-Archive: <http://docs.freebsd.org/mail/> (Web Archive)
List-Help: <mailto:majordomo@FreeBSD.ORG?subject=help> (List Instructions)
List-Subscribe: <mailto:majordomo@FreeBSD.ORG?subject=subscribe%20freebsd-fs>
List-Unsubscribe: <mailto:majordomo@FreeBSD.ORG?subject=unsubscribe%20freebsd-fs>
X-Loop: FreeBSD.org

On Mon, Dec 30, 2002 at 10:51:20PM +0100, Michael Ranner wrote:

> After mounting the portalfs,
> 
> # cat /p/tcp
> 
> or
> 
> # cat /p/telnet
> 
> or
> 
> # cat /p/http
> 
> portalfs hangs instead of expected "cat: /p/telnet: No such file or directory"

I tried but failed to fix this. I think that the vnode locking in
portalfs is hosed. From memory, I think that portal_lookup() was
part of the problem. Try building a kernel with DEBUG_VFS_LOCKS and
watch for the warnings from portalfs.


Tim

To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-fs" in the body of the message