From 5290e551641842151e3c86d65f42a97af2d95f9d Mon Sep 17 00:00:00 2001
From: Dmitriy Vyukov <dvyukov@google.com>
Date: Sun, 9 Jun 2013 21:39:47 +0400
Subject: [PATCH] runtime: use persistentalloc instead of SysAlloc in netpoll
 Especially important for Windows because it reserves VM only in multiple of
 64k.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/10138043
---
 src/pkg/runtime/netpoll.goc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/pkg/runtime/netpoll.goc b/src/pkg/runtime/netpoll.goc
index 0ab75cf0da..59420f781f 100644
--- a/src/pkg/runtime/netpoll.goc
+++ b/src/pkg/runtime/netpoll.goc
@@ -338,7 +338,7 @@ allocPollDesc(void)
 			n = 1;
 		// Must be in non-GC memory because can be referenced
 		// only from epoll/kqueue internals.
-		pd = runtime·SysAlloc(n*sizeof(*pd));
+		pd = runtime·persistentalloc(n*sizeof(*pd), 0);
 		for(i = 0; i < n; i++) {
 			pd[i].link = pollcache.first;
 			pollcache.first = &pd[i];
-- 
2.48.1