FP_DONT_CARE
(ns.pdsk == D_OUTDATED || rcu_dereference(device->ldev->disk_conf)->fencing == FP_DONT_CARE))
case FP_DONT_CARE:
fp = FP_DONT_CARE;
fp = FP_DONT_CARE;
if (fp != FP_DONT_CARE) {
enum drbd_fencing_p fp = FP_DONT_CARE;
#define DRBD_FENCING_DEF FP_DONT_CARE