nfsrv_delegconflict
static int nfsrv_delegconflict(struct nfsstate *stp, int *haslockp,
ret = nfsrv_delegconflict(tstp, &haslock, p, vp);
ret = nfsrv_delegconflict(stp, &haslock, p, vp);
ret = nfsrv_delegconflict(stp, &haslock, p, vp);
ret = nfsrv_delegconflict(stp, haslockp, p, vp);