nfsd: allow nfsd4_encode_fattr4_change() to work with no export

In the context of a CB_NOTIFY callback, we may not have easy access to
a svc_export. nfsd will not currently grant a delegation on a the V4 root
however, so this should be safe.

Signed-off-by: Jeff Layton <jlayton@kernel.org>
Acked-by: Chuck Lever <chuck.lever@oracle.com>
Link: https://patch.msgid.link/20260616-dir-deleg-v7-13-6cbc7eac0ade@kernel.org
Signed-off-by: Chuck Lever <cel@kernel.org>
This commit is contained in:
Jeff Layton 2026-06-16 07:58:56 -04:00 • committed by Chuck Lever
commit f37d614b85