change netpoll vendor; we modify the epoll impl to reduce RT impact

Gopkg.toml

@@ -72,6 +72,10 @@
   branch = "master"
   name = "golang.org/x/sys"
 
+[[constraint]]
+    branch = "master"
+    name = "github.com/neverhook/easygo"
+
 [prune]
   go-tests = true
   unused-packages = true

pkg/network/eventloop.go

@@ -18,7 +18,7 @@
 package network
 
 import (
-	"github.com/mailru/easygo/netpoll"
+	"github.com/neverhook/easygo/netpoll"
 	"net"
 	"sync"
 	"errors"
@@ -59,7 +59,6 @@ func attach() *eventLoop {
 	return eventLoopPool[atomic.AddUint32(&rrCounter, 1)%poolSize]
 }
 
-
 type connEvent struct {
 	read  *netpoll.Desc
 	write *netpoll.Desc
@@ -164,11 +163,10 @@ func (el *eventLoop) unregister(id uint64) {
 
 func (el *eventLoop) unregisterRead(id uint64) {
 	if event, ok := el.conn[id]; ok {
-		if event.read != nil{
+		if event.read != nil {
 			el.poller.Stop(event.read)
 		}
 
-
 		el.mu.Lock()
 		delete(el.conn, id)
 		el.mu.Unlock()
@@ -177,7 +175,7 @@ func (el *eventLoop) unregisterRead(id uint64) {
 
 func (el *eventLoop) unregisterWrite(id uint64) {
 	if event, ok := el.conn[id]; ok {
-		if event.write != nil{
+		if event.write != nil {
 			el.poller.Stop(event.write)
 		}