Remove VolumeSnapshotDataSource

pkg/apis/core/validation/validation.go

@@ -1849,7 +1849,7 @@ func ValidatePersistentVolumeClaimSpec(spec *core.PersistentVolumeClaimSpec, fld
 		allErrs = append(allErrs, field.NotSupported(fldPath.Child("volumeMode"), *spec.VolumeMode, supportedVolumeModes.List()))
 	}
 
-	if spec.DataSource != nil && !utilfeature.DefaultFeatureGate.Enabled(features.VolumeSnapshotDataSource) {
+	if spec.DataSource != nil {
 		allErrs = append(allErrs, field.Forbidden(fldPath.Child("dataSource"), "VolumeSnapshotDataSource is disabled by feature-gate"))
 	} else if spec.DataSource != nil {
 		if len(spec.DataSource.Name) == 0 {

pkg/features/kube_features.go

@@ -251,12 +251,6 @@ const (
 	// Enable resource quota scope selectors
 	ResourceQuotaScopeSelectors utilfeature.Feature = "ResourceQuotaScopeSelectors"
 
-	// owner: @xing-yang
-	// alpha: v1.12
-	//
-	// Enable volume snapshot data source support.
-	VolumeSnapshotDataSource utilfeature.Feature = "VolumeSnapshotDataSource"
-
 	// owner: @jessfraz
 	// alpha: v1.12
 	//
@@ -319,7 +313,6 @@ var defaultKubernetesFeatureGates = map[utilfeature.Feature]utilfeature.FeatureS
 	PodReadinessGates:                           {Default: true, PreRelease: utilfeature.Beta},
 	KubeletPluginsWatcher:                       {Default: true, PreRelease: utilfeature.GA},
 	ResourceQuotaScopeSelectors:                 {Default: true, PreRelease: utilfeature.Beta},
-	VolumeSnapshotDataSource:                    {Default: false, PreRelease: utilfeature.Alpha},
 	ProcMountType:                               {Default: false, PreRelease: utilfeature.Alpha},
 	TTLAfterFinished:                            {Default: false, PreRelease: utilfeature.Alpha},
 	KubeletPodResources:                         {Default: false, PreRelease: utilfeature.Alpha},