From 1e2ba2666135e7f28cb3c4185add5a257ad53637 Mon Sep 17 00:00:00 2001
From: Kevin Krakauer <krakauer@google.com>
Date: Fri, 19 Mar 2021 13:44:26 -0700
Subject: Moved to atomicbitops and renamed files

---
 pkg/tcpip/stack/stack.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'pkg/tcpip/stack/stack.go')

diff --git a/pkg/tcpip/stack/stack.go b/pkg/tcpip/stack/stack.go
index 436392f23..3d9e1e286 100644
--- a/pkg/tcpip/stack/stack.go
+++ b/pkg/tcpip/stack/stack.go
@@ -29,6 +29,7 @@ import (
 	"time"
 
 	"golang.org/x/time/rate"
+	"gvisor.dev/gvisor/pkg/atomicbitops"
 	"gvisor.dev/gvisor/pkg/rand"
 	"gvisor.dev/gvisor/pkg/sync"
 	"gvisor.dev/gvisor/pkg/tcpip"
@@ -65,10 +66,10 @@ type ResumableEndpoint interface {
 }
 
 // uniqueIDGenerator is a default unique ID generator.
-type uniqueIDGenerator uint64
+type uniqueIDGenerator atomicbitops.AlignedAtomicUint64
 
 func (u *uniqueIDGenerator) UniqueID() uint64 {
-	return atomic.AddUint64((*uint64)(u), 1)
+	return ((*atomicbitops.AlignedAtomicUint64)(u)).Add(1)
 }
 
 // Stack is a networking stack, with all supported protocols, NICs, and route
-- 
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