net: enable runtime-integrated network pollster on freebsd, openbsd

Fixes #5199.

Benchmark results on freebsd/amd64 (virtual machine):

benchmark                             old ns/op    new ns/op    delta
BenchmarkTCP4OneShot-2                   184566       187164   +1.41%
BenchmarkTCP4OneShotTimeout-2            215558       187722  -12.91%
BenchmarkTCP4Persistent-2                 59686        41294  -30.81%
BenchmarkTCP4PersistentTimeout-2          60692        39974  -34.14%
BenchmarkTCP6OneShot-2                   226595       223688   -1.28%
BenchmarkTCP6OneShotTimeout-2            253144       225161  -11.05%
BenchmarkTCP6Persistent-2                 69157        55605  -19.60%
BenchmarkTCP6PersistentTimeout-2          70426        53805  -23.60%
BenchmarkTCP4ConcurrentReadWrite-2        53878        56087   +4.10%
BenchmarkTCP6ConcurrentReadWrite-2        66538        68190   +2.48%

benchmark                            old allocs   new allocs    delta
BenchmarkTCP4OneShot-2                       39           36   -7.69%
BenchmarkTCP4OneShotTimeout-2                42           36  -14.29%
BenchmarkTCP4Persistent-2                     1            0  -100.00%
BenchmarkTCP4PersistentTimeout-2              1            0  -100.00%
BenchmarkTCP6OneShot-2                       41           36  -12.20%
BenchmarkTCP6OneShotTimeout-2                43           36  -16.28%
BenchmarkTCP6Persistent-2                     1            0  -100.00%
BenchmarkTCP6PersistentTimeout-2              1            0  -100.00%
BenchmarkTCP4ConcurrentReadWrite-2            0            0     n/a%
BenchmarkTCP6ConcurrentReadWrite-2            0            0     n/a%

benchmark                             old bytes    new bytes    delta
BenchmarkTCP4OneShot-2                     3084         2544  -17.51%
BenchmarkTCP4OneShotTimeout-2              3129         2519  -19.50%
BenchmarkTCP4Persistent-2                    30            0  -100.00%
BenchmarkTCP4PersistentTimeout-2             31            0  -100.00%
BenchmarkTCP6OneShot-2                     3297         2660  -19.32%
BenchmarkTCP6OneShotTimeout-2              3306         2655  -19.69%
BenchmarkTCP6Persistent-2                    31            0  -100.00%
BenchmarkTCP6PersistentTimeout-2             29            0  -100.00%
BenchmarkTCP4ConcurrentReadWrite-2            2            0  -100.00%
BenchmarkTCP6ConcurrentReadWrite-2            7            0  -100.00%

R=dvyukov, minux.ma, dave, bradfitz, alex.brainman
CC=golang-dev
https://golang.org/cl/8264043

diff --git a/src/pkg/net/fd_bsd.go b/src/pkg/net/fd_bsd.go
index 8bb1ae53847a83aab2739e179df6ca89c7bf0e47..784091da13c9d5cd3e3a4862deacfc07c1e70efc 100644 (file)
--- a/src/pkg/net/fd_bsd.go
+++ b/src/pkg/net/fd_bsd.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build freebsd netbsd openbsd
+// +build freebsd,arm netbsd
 
 // Waiting for FDs via kqueue/kevent.
 

diff --git a/src/pkg/net/fd_poll_runtime.go b/src/pkg/net/fd_poll_runtime.go
index 1675110bf08798174ed45803020d52c66a690e9e..b65cffbe56fa591b10823aac92bd1c8914fc4fb4 100644 (file)
--- a/src/pkg/net/fd_poll_runtime.go
+++ b/src/pkg/net/fd_poll_runtime.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build darwin linux windows
+// +build darwin freebsd,amd64 freebsd,386 linux openbsd windows
 
 package net
 

diff --git a/src/pkg/net/fd_poll_unix.go b/src/pkg/net/fd_poll_unix.go
index dd1bc104afc701c4795a2ce7d6f28cb466c352d5..922c62d6bdbb6d9cbb23f78b2d9608d62ff46a50 100644 (file)
--- a/src/pkg/net/fd_poll_unix.go
+++ b/src/pkg/net/fd_poll_unix.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build freebsd netbsd openbsd
+// +build freebsd,arm netbsd
 
 package net