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

Myklebust, Trond
2011-11-04T15:18:41Z

> -----Original Message-----
> From: Jim Rees [mailto:rees@umich.edu]
> Sent: Friday, November 04, 2011 10:46 AM
> To: Chuck Lever
> Cc: Lukas Razik; Myklebust, Trond; Linux NFS Mailing List
> Subject: Re: [BUG?] Maybe NFS bug since 2.6.37 on SPARC64
>
> Chuck Lever wrote:
>
> 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.
>
> Actually I wonder if you could get by with auth_sys, no gss, and no id
> mapping until you get to the point where the root is remounted by user
land.

Please read RFC3530-bis. This is a solved problem.