NFS_DEVICEID_UNAVAILABLE
if (test_bit(NFS_DEVICEID_UNAVAILABLE, &node->flags)) {
if (test_bit(NFS_DEVICEID_UNAVAILABLE, &node->flags)) {
clear_bit(NFS_DEVICEID_UNAVAILABLE, &node->flags);
set_bit(NFS_DEVICEID_UNAVAILABLE, &node->flags);
if (test_bit(NFS_DEVICEID_UNAVAILABLE, &node->flags)) {
clear_bit(NFS_DEVICEID_UNAVAILABLE, &node->flags);