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| author | Tom Lane <tgl@sss.pgh.pa.us> | 1999-11-28 01:58:08 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 1999-11-28 01:58:08 +0000 |
| commit | 0ffe17aec61a14d27625899c221862651a502ab7 (patch) | |
| tree | 6a6138d980c9af9c9126246f0fc036c207751611 /src | |
| parent | b982c3b683570101eaff1623ef0eb234b79c0c64 (diff) | |
| download | postgresql-0ffe17aec61a14d27625899c221862651a502ab7.tar.gz postgresql-0ffe17aec61a14d27625899c221862651a502ab7.zip | |
lmgr.c didn't check for failure return from LockAcquire(). Boo hiss.
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/storage/lmgr/lmgr.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/src/backend/storage/lmgr/lmgr.c b/src/backend/storage/lmgr/lmgr.c index 86834f5d883..6d07595ad19 100644 --- a/src/backend/storage/lmgr/lmgr.c +++ b/src/backend/storage/lmgr/lmgr.c @@ -7,7 +7,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/storage/lmgr/lmgr.c,v 1.36 1999/11/17 23:51:21 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/storage/lmgr/lmgr.c,v 1.37 1999/11/28 01:58:08 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -144,7 +144,8 @@ LockRelation(Relation relation, LOCKMODE lockmode) tag.dbId = relation->rd_lockInfo.lockRelId.dbId; tag.objId.blkno = InvalidBlockNumber; - LockAcquire(LockTableId, &tag, lockmode); + if (! LockAcquire(LockTableId, &tag, lockmode)) + elog(ERROR, "LockRelation: LockAcquire failed"); /* * Check to see if the relcache entry has been invalidated @@ -192,7 +193,8 @@ LockPage(Relation relation, BlockNumber blkno, LOCKMODE lockmode) tag.dbId = relation->rd_lockInfo.lockRelId.dbId; tag.objId.blkno = blkno; - LockAcquire(LockTableId, &tag, lockmode); + if (! LockAcquire(LockTableId, &tag, lockmode)) + elog(ERROR, "LockPage: LockAcquire failed"); } /* @@ -227,7 +229,8 @@ XactLockTableInsert(TransactionId xid) tag.dbId = InvalidOid; tag.objId.xid = xid; - LockAcquire(LockTableId, &tag, ExclusiveLock); + if (! LockAcquire(LockTableId, &tag, ExclusiveLock)) + elog(ERROR, "XactLockTableInsert: LockAcquire failed"); } void @@ -259,7 +262,9 @@ XactLockTableWait(TransactionId xid) tag.dbId = InvalidOid; tag.objId.xid = xid; - LockAcquire(LockTableId, &tag, ShareLock); + if (! LockAcquire(LockTableId, &tag, ShareLock)) + elog(ERROR, "XactLockTableWait: LockAcquire failed"); + LockRelease(LockTableId, &tag, ShareLock); /* |