Commitc8a6b52

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Further marginal speed hacking: in MemoryContextReset, don't call

MemoryContextResetChildren unless necessary.

1 parentfabef30 commitc8a6b52Copy full SHA for c8a6b52

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Lines changed: 5 additions & 2 deletions

Original file line number	Diff line number	Diff line change
`@@ -14,7 +14,7 @@`
`14`	`14`	`*`
`15`	`15`	`*`
`16`	`16`	`* IDENTIFICATION`
`17`		`- * $PostgreSQL: pgsql/src/backend/utils/mmgr/mcxt.c,v 1.54 2005/02/18 21:52:33 tgl Exp $`
	`17`	`+ * $PostgreSQL: pgsql/src/backend/utils/mmgr/mcxt.c,v 1.55 2005/05/14 23:16:29 tgl Exp $`
`18`	`18`	`*`
`19`	`19`	`*-------------------------------------------------------------------------`
`20`	`20`	`*/`
`@@ -123,7 +123,10 @@ MemoryContextReset(MemoryContext context)`
`123`	`123`	`{`
`124`	`124`	`AssertArg(MemoryContextIsValid(context));`
`125`	`125`
`126`		`-MemoryContextResetChildren(context);`
	`126`	`+/* save a function call in common case where there are no children */`
	`127`	`+if (context->firstchild!=NULL)`
	`128`	`+MemoryContextResetChildren(context);`
	`129`	`+`
`127`	`130`	`(*context->methods->reset) (context);`
`128`	`131`	`}`
`129`	`132`

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