Cross Reference: /osnet-11/usr/src/cmd/sendmail/db/txn/txn.c

Lines Matching refs:region
83  * Initialize a transaction region in shared memory.
151 	/* Join/create the txn region. */
169 	/* Fill in region-related fields. */
170 	tmgrp->region = tmgrp->reginfo.addr;
171 	tmgrp->mem = &tmgrp->region[1];
174 		tmgrp->region->maxtxns = maxtxns;
175 		if ((ret = __txn_init(tmgrp->region)) != 0)
178 	} else if (tmgrp->region->magic != DB_TXNMAGIC) {
179 		/* Check if valid region. */
220  *	Panic a transaction region.
229 		dbenv->tx_info->region->hdr.panic = 1;
240  * region of the TXN_DETAIL structure.
318 	if (mgr->region->last_txnid == TXN_INVALID) {
337 	SH_TAILQ_INSERT_HEAD(&mgr->region->active_txn, td, links, __txn_detail);
339 	id = ++mgr->region->last_txnid;
340 	++mgr->region->nbegins;
352 	off = (u_int8_t *)td - (u_int8_t *)mgr->region;
505  *	Close the transaction region, does not imply a checkpoint.
553  *	Remove the transaction region.
589 	if (txnp != NULL && txnp->mgrp != NULL && txnp->mgrp->region != NULL) {
590 		tp = (TXN_DETAIL *)((u_int8_t *)txnp->mgrp->region + txnp->off);
641 	tp = (TXN_DETAIL *)((u_int8_t *)mgr->region + txnp->off);
643 		SH_TAILQ_REMOVE(&mgr->region->active_txn,
651 		mgr->region->ncommits++;
653 		mgr->region->naborts++;
760 		last_ckp_time = mgr->region->time_ckp;
800 	if (!IS_ZERO_LSN(mgr->region->pending_ckp))
801 		ckp_lsn = mgr->region->pending_ckp;
804 		    SH_TAILQ_FIRST(&mgr->region->active_txn, __txn_detail);
817 	mgr->region->pending_ckp = ckp_lsn;
839 		last_ckp = mgr->region->last_ckp;
840 		ZERO_LSN(mgr->region->pending_ckp);
853 		mgr->region->last_ckp = ckp_lsn;
854 		(void)time(&mgr->region->time_ckp);
862  *	Called at every interface to verify if the region has changed size,
863  *	and if so, to remap the region in and reset the process' pointers.
871 	if (tp->reginfo.size == tp->region->hdr.size)
874 	/* Detach/reattach the region. */
875 	if ((ret = __db_rreattach(&tp->reginfo, tp->region->hdr.size)) != 0)
878 	/* Reset region information. */
879 	tp->region = tp->reginfo.addr;
880 	tp->mem = &tp->region[1];
894 	oldmax = tp->region->maxtxns;
897 	    (u_int8_t *)tp->mutexp - (u_int8_t *)tp->region : 0;
902 	tp->region = tp->reginfo.addr;
905 	curaddr = (u_int8_t *)tp->region + oldsize;
906 	tp->mem = &tp->region[1];
908 	    (db_mutex_t *)((u_int8_t *)tp->region + mutex_offset) : NULL;
914 	tp->region->maxtxns = 2 * oldmax;
934 	nactive = mgr->region->nbegins -
935 	    mgr->region->naborts - mgr->region->ncommits;
940 	 * that have been created since we unlocked the region.
947 	stats->st_last_txnid = mgr->region->last_txnid;
948 	stats->st_last_ckp = mgr->region->last_ckp;
949 	stats->st_maxtxns = mgr->region->maxtxns;
950 	stats->st_naborts = mgr->region->naborts;
951 	stats->st_nbegins = mgr->region->nbegins;
952 	stats->st_ncommits = mgr->region->ncommits;
953 	stats->st_pending_ckp = mgr->region->pending_ckp;
954 	stats->st_time_ckp = mgr->region->time_ckp;
962 	for (txnp = SH_TAILQ_FIRST(&mgr->region->active_txn, __txn_detail);
973 	stats->st_region_wait = mgr->region->hdr.lock.mutex_set_wait;
974 	stats->st_region_nowait = mgr->region->hdr.lock.mutex_set_nowait;
975 	stats->st_refcnt = mgr->region->hdr.refcnt;
976 	stats->st_regsize = mgr->region->hdr.size;
999 		/* Free the transaction detail in the region. */
1001 		tp = (TXN_DETAIL *)((u_int8_t *)mgr->region + kids->off);
1002 		SH_TAILQ_REMOVE(&mgr->region->active_txn,
1024  * follow the links in the transaction region.
1035 	hold_tp = (TXN_DETAIL *)((u_int8_t *)mgr->region + hold_off);
1036 	req_tp = (TXN_DETAIL *)((u_int8_t *)mgr->region + req_off);
1040 		    (TXN_DETAIL *)((u_int8_t *)mgr->region + req_tp->parent);