Re: [BUG?] Maybe NFS bug since 2.6.37 on SPARC64

J. Bruce Fields
2011-11-04T14:25:18Z

On Fri, Nov 04, 2011 at 07:09:41AM -0700, Myklebust, Trond wrote:
> > -----Original Message-----
> > From: Chuck Lever [mailto:chuck.lever@oracle.com]
> > Sent: Friday, November 04, 2011 10:02 AM
> > To: Jim Rees
> > Cc: Lukas Razik; Myklebust, Trond; Linux NFS Mailing List
> > Subject: Re: [BUG?] Maybe NFS bug since 2.6.37 on SPARC64
> >
> >
> > On Nov 4, 2011, at 9:20 AM, Jim Rees wrote:
> > > As we move toward nfs4 someone will have to give some thought to
> > nfsroot.
> > > It's hard to imagine we could put enough nfs4 cruft into the kernel
> > > (gssd,
> > > idmapd) to make it work.
> >
> > A kernel-level basic id mapper is being considered. That would allow
> NFSv4
> > with AUTH_SYS, if we can get the NIC problems squared away.
>
> We already have a solution for NFSv4 and nfsroot: use auth_sys and set
> the nfs4_disable_idmapping flag. That does require an rfc3530-bis
> compatible server, but it shouldn't be long before we see those
> appearing in the wild...

And I *do* want to get back to that, I just haven't had the time.
(Patches welcome if someone else is motivated.)

--b.