Move HighWaterMark to the top of the struct in order to fix arm, second time

pkg/controller/controller_utils.go

@@ -219,6 +219,8 @@ type Expectations interface {
 
 // ControlleeExpectations track controllee creates/deletes.
 type ControlleeExpectations struct {
+	// Important: Since these two int64 fields are using sync/atomic, they have to be at the top of the struct due to a bug on 32-bit platforms
+	// See: https://golang.org/pkg/sync/atomic/ for more information
 	add       int64
 	del       int64
 	key       string