From: Tom Lane Date: Thu, 5 Dec 2002 22:48:10 +0000 (+0000) Subject: localbuf.c must be able to do blind writes. X-Git-Tag: REL7_3_1~26 X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=500677c40fab730eaf6940b2f1ddd6152b3dfc29;p=postgresql localbuf.c must be able to do blind writes. --- diff --git a/src/backend/storage/buffer/localbuf.c b/src/backend/storage/buffer/localbuf.c index 5f4033b583..8e439c04ce 100644 --- a/src/backend/storage/buffer/localbuf.c +++ b/src/backend/storage/buffer/localbuf.c @@ -9,7 +9,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/storage/buffer/localbuf.c,v 1.46 2002/09/04 20:31:25 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/storage/buffer/localbuf.c,v 1.46.2.1 2002/12/05 22:48:10 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -90,19 +90,24 @@ LocalBufferAlloc(Relation reln, BlockNumber blockNum, bool *foundPtr) { Relation bufrel = RelationNodeCacheGetRelation(bufHdr->tag.rnode); - /* - * The relcache is not supposed to throw away temp rels, so this - * should always succeed. - */ - Assert(bufrel != NULL); - /* flush this page */ - smgrwrite(DEFAULT_SMGR, bufrel, bufHdr->tag.blockNum, - (char *) MAKE_PTR(bufHdr->data)); - LocalBufferFlushCount++; + if (bufrel == (Relation) NULL) + { + smgrblindwrt(DEFAULT_SMGR, + bufHdr->tag.rnode, + bufHdr->tag.blockNum, + (char *) MAKE_PTR(bufHdr->data)); + } + else + { + smgrwrite(DEFAULT_SMGR, bufrel, + bufHdr->tag.blockNum, + (char *) MAKE_PTR(bufHdr->data)); + /* drop refcount incremented by RelationNodeCacheGetRelation */ + RelationDecrementReferenceCount(bufrel); + } - /* drop refcount incremented by RelationNodeCacheGetRelation */ - RelationDecrementReferenceCount(bufrel); + LocalBufferFlushCount++; } /*