From: Joel Sing <jsing@google.com>
Date: Thu, 10 Nov 2011 19:42:01 +0000 (-0800)
Subject: runtime: fix semasleep() duration for openbsd
X-Git-Tag: weekly.2011-11-18~119
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=85b7419211d9d46cc7a73c3f8595f2a3e9ca15ff;p=gostls13.git

runtime: fix semasleep() duration for openbsd

The timespec passed to thrsleep() needs to be an absolute/realtime
value, so add the current nanotime to ns.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5374048
---

diff --git a/src/pkg/runtime/openbsd/thread.c b/src/pkg/runtime/openbsd/thread.c
index fd8cbfd033..995a46edd6 100644
--- a/src/pkg/runtime/openbsd/thread.c
+++ b/src/pkg/runtime/openbsd/thread.c
@@ -79,6 +79,7 @@ runtime·semasleep(int64 ns)
 			if(ns < 0)
 				runtime·thrsleep(&m->waitsemacount, 0, nil, &m->waitsemalock);
 			else {
+				ns += runtime·nanotime();
 				ts.tv_sec = ns/1000000000LL;
 				ts.tv_nsec = ns%1000000000LL;
 				runtime·thrsleep(&m->waitsemacount, CLOCK_REALTIME, &ts, &m->waitsemalock);