77 * Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
88 * Portions Copyright (c) 1994, Regents of the University of California
99 *
10- * $Header: /cvsroot/pgsql/src/backend/access/transam/xlog.c,v 1.64 2001/04/0509:34:32 vadim Exp $
10+ * $Header: /cvsroot/pgsql/src/backend/access/transam/xlog.c,v 1.65 2001/04/0516:55:21 tgl Exp $
1111 *
1212 *-------------------------------------------------------------------------
1313 */
@@ -2467,6 +2467,7 @@ StartupXLOG(void)
24672467Insert -> currpage -> xlp_sui = ThisStartUpID ;
24682468else
24692469Insert -> currpage -> xlp_sui = ThisStartUpID + 1 ;
2470+ /* rest of buffer was zeroed in XLOGShmemInit */
24702471}
24712472else
24722473{
@@ -2475,10 +2476,8 @@ StartupXLOG(void)
24752476((EndOfLog .xrecoff - 1 ) /BLCKSZ + 1 )* BLCKSZ ;
24762477/*
24772478 * Tricky point here: readBuf contains the *last* block that the
2478- * LastRec record spans, not the one it starts in, which is what we
2479- * want.
2480- *
2481- * XXX - why would we want block LastRec starts in?
2479+ * LastRec record spans, not the one it starts in. The last block
2480+ * is indeed the one we want to use.
24822481 */
24832482Assert (readOff == (XLogCtl -> xlblocks [0 ].xrecoff - BLCKSZ ) %XLogSegSize );
24842483memcpy ((char * )Insert -> currpage ,readBuf ,BLCKSZ );