From d770aadee5063ecc54ca8f57fc4906972a2de033 Mon Sep 17 00:00:00 2001 From: Dmitriy Vyukov Date: Thu, 4 Aug 2011 08:31:03 -0400 Subject: runtime: faster chan creation on Linux/FreeBSD/Plan9 The change removes chan finalizer (Lock destructor) if it is not required on the platform. benchmark old ns/op new ns/op delta BenchmarkChanCreation 1132.00 381.00 -66.34% BenchmarkChanCreation-2 1215.00 243.00 -80.00% BenchmarkChanCreation-4 1084.00 186.00 -82.84% BenchmarkChanCreation-8 1415.00 154.00 -89.12% BenchmarkChanCreation-16 1386.00 144.00 -89.61% (on 2 x Intel Xeon E5620, 8 HT cores, 2.4 GHz, Linux) R=golang-dev, rsc CC=golang-dev https://golang.org/cl/4841041 --- src/pkg/runtime/linux/thread.c | 5 ----- 1 file changed, 5 deletions(-) (limited to 'src/pkg/runtime/linux/thread.c') diff --git a/src/pkg/runtime/linux/thread.c b/src/pkg/runtime/linux/thread.c index 8efba2b98b..4878a00f25 100644 --- a/src/pkg/runtime/linux/thread.c +++ b/src/pkg/runtime/linux/thread.c @@ -199,11 +199,6 @@ runtime·unlock(Lock *l) futexunlock(l); } -void -runtime·destroylock(Lock*) -{ -} - // One-time notifications. void -- cgit v1.3