database/postgres
database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-04-25 21:42:33 +03:00
Code

Forgot to check page LSN and unlock buffer in btree_xlog_delete - fixed.

Browse Source 
(Thanks to Tatsuo Ishii for finding bug)
This commit is contained in:
Vadim B. Mikheev 2000-11-01 20:39:58 +00:00
parent 961eb5716b
commit 855ffa0be0
1 changed files with 11 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
src/backend/access/nbtree/nbtree.c
View File

@ -12,7 +12,7 @@
* Portions Copyright (c) 1994, Regents of the University of California * Portions Copyright (c) 1994, Regents of the University of California
* *
* IDENTIFICATION * IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtree.c,v 1.68 2000/10/29 18:33:40 vadim Exp $ * $Header: /cvsroot/pgsql/src/backend/access/nbtree/nbtree.c,v 1.69 2000/11/01 20:39:58 vadim Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -1018,8 +1018,18 @@ btree_xlog_delete(bool redo, XLogRecPtr lsn, XLogRecord *record)
if (PageIsNew((PageHeader) page)) if (PageIsNew((PageHeader) page))
elog(STOP, "btree_delete_redo: uninitialized page"); elog(STOP, "btree_delete_redo: uninitialized page");
if (XLByteLE(lsn, PageGetLSN(page)))
{
UnlockAndReleaseBuffer(buffer);
return;
}
PageIndexTupleDelete(page, ItemPointerGetOffsetNumber(&(xlrec->target.tid))); PageIndexTupleDelete(page, ItemPointerGetOffsetNumber(&(xlrec->target.tid)));
PageSetLSN(page, lsn);
PageSetSUI(page, ThisStartUpID);
UnlockAndWriteBuffer(buffer);
return; return;
} }