NFS: Handle NFS4ERR_MOVED during delegation recall

When a server returns NFS4ERR_MOVED during a delegation recall,
trigger the new migration recovery logic in the state manager.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index a1f620950f11..552e4f7a8225 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -1575,6 +1575,9 @@ static int nfs4_handle_delegation_recall_error(struct nfs_server *server, struct
                         /* Don't recall a delegation if it was lost */
                         nfs4_schedule_lease_recovery(server->nfs_client);
                         return -EAGAIN;
+                case -NFS4ERR_MOVED:
+                        nfs4_schedule_migration_recovery(server);
+                        return -EAGAIN;
                 case -NFS4ERR_DELEG_REVOKED:
                 case -NFS4ERR_ADMIN_REVOKED:
                 case -NFS4ERR_BAD_STATEID: