Lines Matching refs:oldest_bhp
111 BH *alloc_bhp, *bhp, *frozen_bhp, *oldest_bhp;
129 COMPQUIET(oldest_bhp, NULL);
473 reuse: if ((makecopy || frozen_bhp != NULL) && (oldest_bhp =
475 while (SH_CHAIN_HASPREV(oldest_bhp, vc))
476 oldest_bhp = SH_CHAIN_PREVP(oldest_bhp,
479 if (oldest_bhp->ref == 0 && !BH_OBSOLETE(
480 oldest_bhp, hp->old_reader, vlsn) &&
486 oldest_bhp, hp->old_reader, vlsn) &&
487 oldest_bhp->ref == 0) {
488 if (F_ISSET(oldest_bhp, BH_FROZEN)) {
489 ++oldest_bhp->ref;
491 infop, hp, oldest_bhp,
496 infop, hp, oldest_bhp,
499 alloc_bhp = oldest_bhp;
898 if (alloc_bhp != oldest_bhp) {