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Fix bug in the WAL recovery code to finish an incomplete split.

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CacheInvalidateRelcache() crashes if called in WAL recovery, because the
invalidation infrastructure hasn't been initialized yet.

Back-patch to 8.2, where the bug was introduced.
This commit is contained in:
Heikki Linnakangas
2008-06-11 08:38:56 +00:00
parent 109940c635
commit 96675bff1f
1 changed files with 5 additions and 3 deletions
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4
src/backend/access/nbtree/nbtinsert.c
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@ -8,7 +8,7 @@
* *
* *
* IDENTIFICATION * IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/access/nbtree/nbtinsert.c,v 1.166 2008/05/12 00:00:45 alvherre Exp $ * $PostgreSQL: pgsql/src/backend/access/nbtree/nbtinsert.c,v 1.167 2008/06/11 08:38:56 heikki Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -747,6 +747,7 @@ _bt_insertonpg(Relation rel,
/* release buffers; send out relcache inval if metapage changed */ /* release buffers; send out relcache inval if metapage changed */
if (BufferIsValid(metabuf)) if (BufferIsValid(metabuf))
{ {
if (!InRecovery)
CacheInvalidateRelcache(rel); CacheInvalidateRelcache(rel);
_bt_relbuf(rel, metabuf); _bt_relbuf(rel, metabuf);
} }
@ -1792,6 +1793,7 @@ _bt_newroot(Relation rel, Buffer lbuf, Buffer rbuf)
END_CRIT_SECTION(); END_CRIT_SECTION();
/* send out relcache inval for metapage change */ /* send out relcache inval for metapage change */
if (!InRecovery)
CacheInvalidateRelcache(rel); CacheInvalidateRelcache(rel);
/* done with metapage */ /* done with metapage */