19.02.2012 11:50, Trond Myklebust пишет:

Otherwise we have no guarantee that the net namespace won't just
disappear from underneath us once the task that created it
is destroyed.

I'm not 100% sure, but holding net reference on NFS client level looks redundant 
to me, because nfs_client holds net reference on transport level (xprt_net).
But this is not an objection: code looks clearer and safer with this patch.

-- 
Best regards,
Stanislav Kinsbursky