Re: kernel BUG at /build/buildd/linux-3.2.0/fs/lockd/clntxdr.c:226!

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On Mon, Oct 15, 2012 at 07:34:56AM -0700, Larry McVoy wrote:
> On Mon, Oct 15, 2012 at 04:38:02AM +0000, Myklebust, Trond wrote:
> > On Sun, 2012-10-14 at 20:43 -0400, Bruce Fields wrote:
> > > On Sat, Oct 13, 2012 at 06:42:15PM -0700, Larry McVoy wrote:
> > > > > PS: you are presumably running NFSv2 on your Macs. Odd that they should
> > > > > default to that...
> > > > 
> > > > I dunno if they default to that or we force that.  We have had lots of
> > > > problems with Linux NFS, we export our home directories but they are
> > > > more or less read only.
> > > > 
> > > > Maybe things have gotten better but back in the day I could crash the
> > > > kernel with a bk clone to a NFS directory.
> > > 
> > > Bug reports welcomed if any of those bugs are still around.
> > 
> > The other thing to note is that at this point, NFSv2 has been legacy
> > code for more than 10 years on Linux and is starting to suffer big time
> > from bit rot. We should probably aim to remove it entirely in the next
> > 1-2 years. There is no place in today's world for a protocol that can
> > only deal with a 2GB maximum file size...
> 
> Well, we support ancient machines (why?  damn good question) that only
> speak NFSv2 so it would sorta suck for us if you pulled it.

At least on the server side, I'd prefer to be more conservative about
removing NFSv2 support.

--b.
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