nfsd: clarify check_op_ordering

Document a couple things that confused me on a recent reading.

Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
J. Bruce Fields 2018-06-13 15:04:59 -04:00
commit 7a04cfda7d