Make HugePages const name consistent.

pkg/volume/empty_dir/empty_dir.go

@@ -227,7 +227,7 @@ func (ed *emptyDir) SetUpAt(dir string, fsGroup *int64) error {
 		err = ed.setupDir(dir)
 	case v1.StorageMediumMemory:
 		err = ed.setupTmpfs(dir)
-	case v1.StorageMediumHugepages:
+	case v1.StorageMediumHugePages:
 		err = ed.setupHugepages(dir)
 	default:
 		err = fmt.Errorf("unknown storage medium %q", ed.medium)
@@ -392,7 +392,7 @@ func (ed *emptyDir) TearDownAt(dir string) error {
 			ed.medium = v1.StorageMediumMemory
 			return ed.teardownTmpfsOrHugetlbfs(dir)
 		} else if medium == mediumHugepages {
-			ed.medium = v1.StorageMediumHugepages
+			ed.medium = v1.StorageMediumHugePages
 			return ed.teardownTmpfsOrHugetlbfs(dir)
 		}
 	}

pkg/volume/empty_dir/empty_dir_test.go

@@ -83,7 +83,7 @@ func TestPluginEmptyRootContext(t *testing.T) {
 
 func TestPluginHugetlbfs(t *testing.T) {
 	doTestPlugin(t, pluginTestConfig{
-		medium:                        v1.StorageMediumHugepages,
+		medium:                        v1.StorageMediumHugePages,
 		expectedSetupMounts:           1,
 		expectedTeardownMounts:        0,
 		shouldBeMountedBeforeTeardown: true,

staging/src/k8s.io/api/core/v1/types.go

@@ -989,7 +989,7 @@ type StorageMedium string
 const (
 	StorageMediumDefault   StorageMedium = ""          // use whatever the default is for the node
 	StorageMediumMemory    StorageMedium = "Memory"    // use memory (tmpfs)
-	StorageMediumHugepages StorageMedium = "HugePages" // use hugepages
+	StorageMediumHugePages StorageMedium = "HugePages" // use hugepages
 )
 
 // Protocol defines network protocols supported for things like container ports.