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- /*
- * $RCSfile: freeTransRec.c,v $
- * $Revision: 1.1.1.1 $
- * $Date: 1996/05/04 21:56:02 $
- */
- /**********************************************************************
- * EXODUS Database Toolkit Software
- * Copyright (c) 1991 Computer Sciences Department, University of
- * Wisconsin -- Madison
- * All Rights Reserved.
- *
- * Permission to use, copy, modify and distribute this software and its
- * documentation is hereby granted, provided that both the copyright
- * notice and this permission notice appear in all copies of the
- * software, derivative works or modified versions, and any portions
- * thereof, and that both notices appear in supporting documentation.
- *
- * THE COMPUTER SCIENCES DEPARTMENT OF THE UNIVERSITY OF WISCONSIN --
- * MADISON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" CONDITION.
- * THE DEPARTMENT DISCLAIMS ANY LIABILITY OF ANY KIND FOR ANY DAMAGES
- * WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * The EXODUS Project Group requests users of this software to return
- * any improvements or extensions that they make to:
- *
- * EXODUS Project Group
- * c/o David J. DeWitt and Michael J. Carey
- * Computer Sciences Department
- * University of Wisconsin -- Madison
- * Madison, WI 53706
- *
- * or exodus@cs.wisc.edu
- *
- * In addition, the EXODUS Project Group requests that users grant the
- * Computer Sciences Department rights to redistribute these changes.
- **********************************************************************/
-
- #include "sysdefs.h"
- #include "ess.h"
- #include "checking.h"
- #include "trace.h"
- #include "error.h"
- #include "list.h"
- #include "pool.h"
- #include "tid.h"
- #include "io.h"
- #include "lock.h"
- #include "object.h"
- #include "msgdefs.h"
- #include "thread.h"
- #include "semaphore.h"
- #include "link.h"
- #include "lsn.h"
- #include "latch.h"
- #include "bf.h"
- #include "volume.h"
- #include "trans.h"
- #include "openlog.h"
- #include "trans_intfuncs.h"
- #include "trans_extfuncs.h"
- #include "trans_globals.h"
- #include "log_globals.h"
- #include "distr.h"
- #include "distr_globals.h"
-
-
- void
- freeTransRec (
-
- register TRANSREC *transRec
- )
- {
-
- TRACE(TR_TRANS, TR_LEVEL_1);
-
- /*
- * initialize the state to inactive
- */
- transRec->transState = T_INACTIVE;
-
- /*
- * Make sure all other resources are free
- */
- SM_ASSERT(LEVEL_1, LIST_EMPTY(&(transRec->fileDeallocList)));
- SM_ASSERT(LEVEL_1, LIST_EMPTY(&(transRec->pageDeallocList)));
- SM_ASSERT(LEVEL_1, LIST_EMPTY(&(transRec->serverList)));
-
- /*
- * check if gtidRec needs to be returned
- */
- if (transRec->gtidRec != NULL) {
-
- /*
- * move the gtid to the free pool
- */
- poolEnq( &GtidRecPool, &(transRec->gtidRec->gtidList) );
- }
-
- /*
- * take the record off the communication link
- */
- if (LIST_MEMBER( &(transRec->linkList) )) {
-
- listRemove( &(transRec->linkList) );
- }
-
- /*
- * take the record off the distributed transaction link
- */
- if (LIST_MEMBER( &(transRec->distrTransList) )) {
-
- listRemove( &(transRec->distrTransList) );
- }
-
- /* remove log space used by trans */
- ActiveLogSpace -= transRec->logSpace;
-
- /*
- * take the record off the active list
- */
- listRemove( &(transRec->activeTransList) );
-
- /*
- * If the active list is now empty, notify any waiter wishing
- * to shutdown transaction processing
- */
- if (LIST_EMPTY(&ActiveTransList)) {
- SM_ASSERT(LEVEL_3, ActiveLogSpace == 0);
- notify(&TransShutdownWaitList, esmNOERROR, esmNOERROR);
- }
-
- /*
- * move the transaction to the free pool
- */
- poolMove( &TransRecPool, &(transRec->tidList) );
- }
-