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FlushRelationBuffers was also being a bit cavalier about whether the

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relation is already opened by smgr.
This commit is contained in:
Tom Lane 2004-08-31 16:13:06 +00:00
parent 556110f4e0
commit a421b4e850
1 changed files with 5 additions and 5 deletions
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10
src/backend/storage/buffer/bufmgr.c
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@ -8,7 +8,7 @@
* *
* *
* IDENTIFICATION * IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/storage/buffer/bufmgr.c,v 1.175 2004/08/29 05:06:47 momjian Exp $ * $PostgreSQL: pgsql/src/backend/storage/buffer/bufmgr.c,v 1.176 2004/08/31 16:13:06 tgl Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -1366,6 +1366,10 @@ FlushRelationBuffers(Relation rel, BlockNumber firstDelBlock)
int i; int i;
BufferDesc *bufHdr; BufferDesc *bufHdr;
/* Open rel at the smgr level if not already done */
if (rel->rd_smgr == NULL)
rel->rd_smgr = smgropen(rel->rd_node);
if (rel->rd_istemp) if (rel->rd_istemp)
{ {
for (i = 0; i < NLocBuffer; i++) for (i = 0; i < NLocBuffer; i++)
@ -1384,10 +1388,6 @@ FlushRelationBuffers(Relation rel, BlockNumber firstDelBlock)
errcontext.previous = error_context_stack; errcontext.previous = error_context_stack;
error_context_stack = &errcontext; error_context_stack = &errcontext;
/* Open rel at the smgr level if not already done */
if (rel->rd_smgr == NULL)
rel->rd_smgr = smgropen(rel->rd_node);
smgrwrite(rel->rd_smgr, smgrwrite(rel->rd_smgr,
bufHdr->tag.blockNum, bufHdr->tag.blockNum,
(char *) MAKE_PTR(bufHdr->data), (char *) MAKE_PTR(bufHdr->data),