May I re-ask my question:
> When I take down an NFS server, update the base system (say, from -6 to -8),
> and bring it up again, will clients that have NFS handles open across the
> downtime/update access the same files (under the assumption that I mount
> everything to the same place after the update) under their handles?
> In other words: is the NFS handle to VFS whatever stable across NetBSD
> versions?
My impression is that ffs_vptofh() and {ffs,ufs}_fhtovp() haven't changed
for ages, but is this sufficient for NFS handles staying stable across an
update from -6 to -8?