Respond to sig-node feedback

Signed-off-by: James Sturtevant <jsturtevant@gmail.com>

pkg/features/kube_features.go

@@ -696,7 +696,7 @@ const (
 	// owner: @jsturtevant
 	// kep: https://kep.k8s.io/4888
 	//
-	// Enables the Windows GMSA feature.
+	// Add CPU and Memory Affinity support to Windows nodes with CPUManager, MemoryManager and Topology manager
 	WindowsCPUAndMemoryAffinity featuregate.Feature = "WindowsCPUAndMemoryAffinity"
 
 	// owner: @marosset

pkg/kubelet/cm/cpumanager/cpu_manager_test.go

@@ -19,9 +19,6 @@ package cpumanager
 import (
 	"context"
 	"fmt"
-	utilfeature "k8s.io/apiserver/pkg/util/feature"
-	featuregatetesting "k8s.io/component-base/featuregate/testing"
-	"k8s.io/kubernetes/pkg/features"
 	"os"
 	"reflect"
 	"runtime"
@@ -30,6 +27,10 @@ import (
 	"testing"
 	"time"
 
+	utilfeature "k8s.io/apiserver/pkg/util/feature"
+	featuregatetesting "k8s.io/component-base/featuregate/testing"
+	"k8s.io/kubernetes/pkg/features"
+
 	cadvisorapi "github.com/google/cadvisor/info/v1"
 	v1 "k8s.io/api/core/v1"
 	"k8s.io/apimachinery/pkg/api/resource"

pkg/kubelet/cm/cpumanager/cpu_manager_windows.go

@@ -29,7 +29,10 @@ import (
 )
 
 func (m *manager) updateContainerCPUSet(ctx context.Context, containerID string, cpus cpuset.CPUSet) error {
-	if utilfeature.DefaultFeatureGate.Enabled(kubefeatures.WindowsCPUAndMemoryAffinity) {
+	if !utilfeature.DefaultFeatureGate.Enabled(kubefeatures.WindowsCPUAndMemoryAffinity) {
+		return nil
+	}
+
 	affinities := winstats.CpusToGroupAffinity(cpus.List())
 	var cpuGroupAffinities []*runtimeapi.WindowsCpuGroupAffinity
 	for _, affinity := range affinities {
@@ -43,7 +46,4 @@ func (m *manager) updateContainerCPUSet(ctx context.Context, containerID string,
 			AffinityCpus: cpuGroupAffinities,
 		},
 	})
-	}
-
-	return nil
 }

pkg/kubelet/winstats/perfcounter_nodestats_windows.go

@@ -20,8 +20,6 @@ limitations under the License.
 package winstats
 
 import (
-	utilfeature "k8s.io/apiserver/pkg/util/feature"
-	kubefeatures "k8s.io/kubernetes/pkg/features"
 	"os"
 	"runtime"
 	"strconv"
@@ -31,6 +29,9 @@ import (
 	"time"
 	"unsafe"
 
+	utilfeature "k8s.io/apiserver/pkg/util/feature"
+	kubefeatures "k8s.io/kubernetes/pkg/features"
+
 	cadvisorapi "github.com/google/cadvisor/info/v1"
 	"github.com/pkg/errors"
 	"golang.org/x/sys/windows"