From: Russ Cox <rsc@golang.org>
Date: Wed, 14 Sep 2011 15:29:01 +0000 (-0400)
Subject: runtime: track HeapIdle
X-Git-Tag: weekly.2011-09-16~35
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=33d00fae30a8079db004f6ecaa618a49955b34b4;p=gostls13.git

runtime: track HeapIdle

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/4995045
---

diff --git a/src/pkg/runtime/mheap.c b/src/pkg/runtime/mheap.c
index 37d5056815..7d24a6540d 100644
--- a/src/pkg/runtime/mheap.c
+++ b/src/pkg/runtime/mheap.c
@@ -101,6 +101,7 @@ HaveSpan:
 		runtime·throw("MHeap_AllocLocked - bad npages");
 	runtime·MSpanList_Remove(s);
 	s->state = MSpanInUse;
+	mstats.heap_idle -= s->npages<<PageShift;
 
 	if(s->npages > npage) {
 		// Trim extra and put it back in the heap.
@@ -276,6 +277,7 @@ MHeap_FreeLocked(MHeap *h, MSpan *s)
 		runtime·printf("MHeap_FreeLocked - span %p ptr %p state %d ref %d\n", s, s->start<<PageShift, s->state, s->ref);
 		runtime·throw("MHeap_FreeLocked - invalid free");
 	}
+	mstats.heap_idle += s->npages<<PageShift;
 	s->state = MSpanFree;
 	runtime·MSpanList_Remove(s);
 	sp = (uintptr*)(s->start<<PageShift);