diff options
Diffstat (limited to 'src/include/storage/lmgr.h')
| -rw-r--r-- | src/include/storage/lmgr.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/include/storage/lmgr.h b/src/include/storage/lmgr.h index 8d63294f5c..4d1027c174 100644 --- a/src/include/storage/lmgr.h +++ b/src/include/storage/lmgr.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/include/storage/lmgr.h,v 1.46 2005/04/28 21:47:18 tgl Exp $ + * $PostgreSQL: pgsql/src/include/storage/lmgr.h,v 1.47 2005/04/29 22:28:24 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -51,7 +51,11 @@ extern void UnlockRelation(Relation relation, LOCKMODE lockmode); extern void LockRelationForSession(LockRelId *relid, LOCKMODE lockmode); extern void UnlockRelationForSession(LockRelId *relid, LOCKMODE lockmode); -/* Lock a page (mainly used for indexes) */ +/* Lock a relation for extension */ +extern void LockRelationForExtension(Relation relation, LOCKMODE lockmode); +extern void UnlockRelationForExtension(Relation relation, LOCKMODE lockmode); + +/* Lock a page (currently only used within indexes) */ extern void LockPage(Relation relation, BlockNumber blkno, LOCKMODE lockmode); extern bool ConditionalLockPage(Relation relation, BlockNumber blkno, LOCKMODE lockmode); extern void UnlockPage(Relation relation, BlockNumber blkno, LOCKMODE lockmode); |