NFS: Refactor nfs_lookup_revalidate()

Refactor the code in nfs_lookup_revalidate() as a stepping stone towards
optimising and fixing nfs4_lookup_revalidate().

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Trond Myklebust 2018-09-28 09:04:05 -04:00
commit 5ceb9d7fda