From b88e20a4da16115dd69d486dcbb481653262b038 Mon Sep 17 00:00:00 2001
From: Norman Meier <norman@berty.tech>
Date: Mon, 28 Jun 2021 16:49:04 +0200
Subject: [PATCH] fix(replicator): alignment of atomic int64 fields

Signed-off-by: Norman Meier <norman@berty.tech>
---
 stores/replicator/replicator.go | 25 ++++++++++++++-----------
 1 file changed, 14 insertions(+), 11 deletions(-)

diff --git a/stores/replicator/replicator.go b/stores/replicator/replicator.go
index 992ab176..38a865b0 100644
--- a/stores/replicator/replicator.go
+++ b/stores/replicator/replicator.go
@@ -21,20 +21,23 @@ import (
 var batchSize = 1
 
 type replicator struct {
-	events.EventEmitter
-
-	cancelFunc          context.CancelFunc
-	store               storeInterface
-	fetching            map[string]cid.Cid
+	// These require 64 bit alignment for ARM and 32bit devices
 	statsTasksRequested int64
 	statsTasksStarted   int64
 	statsTasksProcessed int64
-	buffer              []ipfslog.Log
-	concurrency         int64
-	queue               map[string]cid.Cid
-	lock                sync.RWMutex
-	logger              *zap.Logger
-	tracer              trace.Tracer
+	// For more information see https://pkg.go.dev/sync/atomic#pkg-note-BUG
+
+	events.EventEmitter
+
+	cancelFunc  context.CancelFunc
+	store       storeInterface
+	fetching    map[string]cid.Cid
+	buffer      []ipfslog.Log
+	concurrency int64
+	queue       map[string]cid.Cid
+	lock        sync.RWMutex
+	logger      *zap.Logger
+	tracer      trace.Tracer
 }
 
 func (r *replicator) GetBufferLen() int {