NFS: use a local RCU critical section in nfs_start_delegation_return

Nested RCU critical sections are fine and very cheap.  Have a local one
in nfs_start_delegation_return so that the function is self-contained
and to prepare for simplifying the callers.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
This commit is contained in:
Christoph Hellwig 2026-01-07 08:27:11 +01:00 • committed by Anna Schumaker
commit 3365322401