The pg_authenticate (now pg_authenticate_obsolete) callback was only being
used by the nfs4 client callback code to circumvent the svcauth_unix code's
insistence on checking all requests against the export table.  With that
problem solved, we no longer need it.
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>