pNFS: fill in nfs42_layoutstat_ops
pNFS: fill in nfs42_layoutstat_ops

Reviewed-by: Jeff Layton <542dfe392278ff3cf017aafde9d989e8068d5c3e@primarydata.com>
Signed-off-by: Peng Tao <4fb2b5cc20694ed9d470f738b651303a1e636b2d@primarydata.com>
Signed-off-by: Trond Myklebust <cc958843532c615cbd4920e868f78c7985331a5a@primarydata.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs