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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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8
src/backend/access/nbtree/nbtinsert.c
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@ -8,7 +8,7 @@
*
*
* 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 $
*
*-------------------------------------------------------------------------
*/
@ -747,7 +747,8 @@ _bt_insertonpg(Relation rel,
/* release buffers; send out relcache inval if metapage changed */
if (BufferIsValid(metabuf))
{
CacheInvalidateRelcache(rel);
if (!InRecovery)
CacheInvalidateRelcache(rel);
_bt_relbuf(rel, metabuf);
}
@ -1792,7 +1793,8 @@ _bt_newroot(Relation rel, Buffer lbuf, Buffer rbuf)
END_CRIT_SECTION();
/* send out relcache inval for metapage change */
CacheInvalidateRelcache(rel);
if (!InRecovery)
CacheInvalidateRelcache(rel);
/* done with metapage */
_bt_relbuf(rel, metabuf);