*** txn/txn.c.orig	Sun Oct 25 21:14:49 1998
--- txn/txn.c	Fri Jan 15 10:34:24 1999
***************
*** 674,680 ****
  	u_int32_t kbytes, minutes;
  {
  	DB_LOG *dblp;
! 	DB_LSN ckp_lsn, last_ckp;
  	TXN_DETAIL *txnp;
  	time_t last_ckp_time, now;
  	u_int32_t kbytes_written;
--- 674,680 ----
  	u_int32_t kbytes, minutes;
  {
  	DB_LOG *dblp;
! 	DB_LSN ckp_lsn, sync_lsn, last_ckp;
  	TXN_DETAIL *txnp;
  	time_t last_ckp_time, now;
  	u_int32_t kbytes_written;
***************
*** 750,757 ****
  	mgr->region->pending_ckp = ckp_lsn;
  	UNLOCK_TXNREGION(mgr);
  
  	if (mgr->dbenv->mp_info != NULL &&
! 	    (ret = memp_sync(mgr->dbenv->mp_info, &ckp_lsn)) != 0) {
  		/*
  		 * ret == DB_INCOMPLETE means that there are still buffers to
  		 * flush, the checkpoint is not complete.  Wait and try again.
--- 750,762 ----
  	mgr->region->pending_ckp = ckp_lsn;
  	UNLOCK_TXNREGION(mgr);
  
+ 	/*
+ 	 * memp_sync may change the lsn you pass it, so don't pass it
+ 	 * the actual ckp_lsn, pass it a temp instead.
+ 	 */
+ 	sync_lsn = ckp_lsn;
  	if (mgr->dbenv->mp_info != NULL &&
! 	    (ret = memp_sync(mgr->dbenv->mp_info, &sync_lsn)) != 0) {
  		/*
  		 * ret == DB_INCOMPLETE means that there are still buffers to
  		 * flush, the checkpoint is not complete.  Wait and try again.