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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>
In-Reply-To: <200212302251.20720.mranner@inode.at>; from mranner@inode.at on Mon, Dec 30, 2002 at 10:51:20PM %2B0100
References:  <200212302251.20720.mranner@inode.at>

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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

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