Subject: Re: CVS commit: src/sys (more vnode stuff)
To: Kurt Schreiner <ks@ub.uni-mainz.de>
From: Chuck Silvers <chuq@chuq.com>
List: current-users
Date: 02/05/2007 08:06:25
On Mon, Feb 05, 2007 at 09:39:23AM +0100, Kurt Schreiner wrote:
> Hi,
> 
> On Sun, Feb 04, 2007 at 08:34:31PM -0800, Chuck Silvers wrote:
> > On Mon, Feb 05, 2007 at 12:54:26AM +0000, Geoff Wing wrote:
> > > : Log Message:
> > > : more fixes for the new vnode locking scheme:
> > > 
> > > This gives me vnode locking problems symptomatically similar to the one
> > > you fixed with sys/kern/vfs_lookup.c:1.77
> > 
> > ok, could you send me a dump for the new problem?
> Just another datapoint: mounting procfs and doing "df /proc" hangs df in
> state "vnlock". Not using procfs gives me a usable system...
> 
> mount | grep procfs
> procfs on /proc type procfs (local)
> 
> ps axl | grep df
>    77  499  161     0  -2  0    48   532 vnlock   D+   ttyp1  0:00.00 df -k 
> 
> This is on i386, sources cvs-updated ~21:00 MET


please update again and let me know if that fixes it or not.
it was the combination of mountd + procfs (or any non-exportable fs)
that caused the problem.

-Chuck