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Clean up MultiXactIdExpand's API by separating out the case where we

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are creating a new MultiXactId from two regular XIDs.  The original
coding was unnecessarily complicated and didn't save any code anyway.
This commit is contained in:
Tom Lane
2005-05-03 19:42:41 +00:00
parent 893b57c871
commit 126eaef651
3 changed files with 48 additions and 43 deletions
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8
src/include/access/multixact.h
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@@ -6,7 +6,7 @@
* Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/access/multixact.h,v 1.1 2005/04/28 21:47:17 tgl Exp $
* $PostgreSQL: pgsql/src/include/access/multixact.h,v 1.2 2005/05/03 19:42:41 tgl Exp $
*/
#ifndef MULTIXACT_H
#define MULTIXACT_H
@@ -16,10 +16,10 @@
#define MultiXactIdIsValid(multi) ((multi) != InvalidMultiXactId)
extern void MultiXactIdWait(MultiXactId multi);
extern MultiXactId MultiXactIdExpand(MultiXactId multi, bool isMulti,
TransactionId xid);
extern MultiXactId MultiXactIdCreate(TransactionId xid1, TransactionId xid2);
extern MultiXactId MultiXactIdExpand(MultiXactId multi, TransactionId xid);
extern bool MultiXactIdIsRunning(MultiXactId multi);
extern void MultiXactIdWait(MultiXactId multi);
extern void MultiXactIdSetOldestMember(void);
extern void AtEOXact_MultiXact(void);