NFS: Shortcut lookup revalidations if we have a directory delegation

Holding a directory delegation means we know that nobody else has
modified the directory on the server, so we can take a few revalidation
shortcuts.

Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Anna Schumaker 2025-11-04 10:06:44 -05:00 • committed by Trond Myklebust
commit 669c0580ac
3 changed files with 27 additions and 0 deletions