508 	struct tcb_histent *te;  in alloc_tcb_histent()  local
512 	te = malloc(sizeof(*te), M_CXGBE, M_ZERO | flags);  in alloc_tcb_histent()
513 	if (te == NULL)  in alloc_tcb_histent()
515 	mtx_init(&te->te_lock, "TCB entry", NULL, MTX_DEF);  in alloc_tcb_histent()
516 	callout_init_mtx(&te->te_callout, &te->te_lock, 0);  in alloc_tcb_histent()
517 	te->te_adapter = sc;  in alloc_tcb_histent()
518 	te->te_tid = tid;  in alloc_tcb_histent()
520 	return (te);  in alloc_tcb_histent()
524 free_tcb_histent(struct tcb_histent *te)  in free_tcb_histent()  argument
527 	mtx_destroy(&te->te_lock);  in free_tcb_histent()
528 	free(te, M_CXGBE);  in free_tcb_histent()
537 	struct tcb_histent *te = NULL;  in add_tid_to_history()  local
552 	te = alloc_tcb_histent(sc, tid, M_NOWAIT);  in add_tid_to_history()
553 	if (te == NULL) {  in add_tid_to_history()
557 	mtx_lock(&te->te_lock);  in add_tid_to_history()
560 		te->te_flags |= TE_RPL_PENDING;  in add_tid_to_history()
561 		td->tcb_history[tid] = te;  in add_tid_to_history()
563 		free(te, M_CXGBE);  in add_tid_to_history()
565 	mtx_unlock(&te->te_lock);  in add_tid_to_history()
572 remove_tcb_histent(struct tcb_histent *te)  in remove_tcb_histent()  argument
574 	struct adapter *sc = te->te_adapter;  in remove_tcb_histent()
578 	mtx_assert(&te->te_lock, MA_OWNED);  in remove_tcb_histent()
579 	MPASS(td->tcb_history[te->te_tid] == te);  in remove_tcb_histent()
581 	td->tcb_history[te->te_tid] = NULL;  in remove_tcb_histent()
582 	free_tcb_histent(te);  in remove_tcb_histent()
589 	struct tcb_histent *te;  in lookup_tcb_histent()  local
602 	te = td->tcb_history[tid];  in lookup_tcb_histent()
603 	if (te != NULL) {  in lookup_tcb_histent()
604 		mtx_lock(&te->te_lock);  in lookup_tcb_histent()
605 		return (te);	/* with both locks held */  in lookup_tcb_histent()
612 	return (te);  in lookup_tcb_histent()
616 release_tcb_histent(struct tcb_histent *te)  in release_tcb_histent()  argument
618 	struct adapter *sc = te->te_adapter;  in release_tcb_histent()
621 	mtx_assert(&te->te_lock, MA_OWNED);  in release_tcb_histent()
622 	mtx_unlock(&te->te_lock);  in release_tcb_histent()
630 	struct tcb_histent *te = arg;  in request_tcb()  local
632 	mtx_assert(&te->te_lock, MA_OWNED);  in request_tcb()
635 	MPASS(!(te->te_flags & TE_RPL_PENDING));  in request_tcb()
636 	if (send_get_tcb(te->te_adapter, te->te_tid) == 0)  in request_tcb()
637 		te->te_flags |= TE_RPL_PENDING;  in request_tcb()
639 		callout_schedule(&te->te_callout, hz / 100);  in request_tcb()
643 update_tcb_histent(struct tcb_histent *te, const uint64_t *tcb)  in update_tcb_histent()  argument
645 	struct tom_data *td = te->te_adapter->tom_softc;  in update_tcb_histent()
689 	te->te_sample[te->te_pidx] = sample;  in update_tcb_histent()
690 	if (++te->te_pidx == nitems(te->te_sample))  in update_tcb_histent()
691 		te->te_pidx = 0;  in update_tcb_histent()
692 	memcpy(te->te_tcb, tcb, TCB_SIZE);  in update_tcb_histent()
693 	te->te_flags |= TE_ACTIVE;  in update_tcb_histent()
702 	struct tcb_histent *te;  in do_get_tcb_rpl()  local
707 	te = lookup_tcb_histent(sc, tid, remove);  in do_get_tcb_rpl()
708 	if (te == NULL) {  in do_get_tcb_rpl()
718 	MPASS(te->te_flags & TE_RPL_PENDING);  in do_get_tcb_rpl()
719 	te->te_flags &= ~TE_RPL_PENDING;  in do_get_tcb_rpl()
721 		remove_tcb_histent(te);  in do_get_tcb_rpl()
723 		update_tcb_histent(te, tcb);  in do_get_tcb_rpl()
724 		callout_reset(&te->te_callout, hz / 10, request_tcb, te);  in do_get_tcb_rpl()
725 		release_tcb_histent(te);  in do_get_tcb_rpl()
771 fill_tcp_info_from_history(struct adapter *sc, struct tcb_histent *te,  in fill_tcp_info_from_history()  argument
775 	fill_tcp_info_from_tcb(sc, te->te_tcb, ti);  in fill_tcp_info_from_history()
811 	struct tcb_histent *te;  in fill_tcp_info()  local
814 	te = lookup_tcb_histent(sc, tid, false);  in fill_tcp_info()
815 	if (te != NULL) {  in fill_tcp_info()
816 		fill_tcp_info_from_history(sc, te, ti);  in fill_tcp_info()
817 		release_tcb_histent(te);  in fill_tcp_info()