Add NodeSwap as a node feature in nodefeature.go

Also, Remove wrong documentation about
tempSetCurrentKubeletConfig() returning bool

Signed-off-by: Itamar Holder <iholder@redhat.com>

test/e2e/nodefeature/nodefeature.go

@@ -97,6 +97,10 @@ var (
 	// TODO: document the feature (owning SIG, when to use this feature for a test)
 	RuntimeHandler = framework.WithNodeFeature(framework.ValidNodeFeatures.Add("RuntimeHandler"))
 
+	// Added to test Swap Feature
+	// This label should be used when testing KEP-2400 (Node Swap Support)
+	Swap = framework.WithNodeFeature(framework.ValidNodeFeatures.Add("NodeSwap"))
+
 	// TODO: document the feature (owning SIG, when to use this feature for a test)
 	SidecarContainers = framework.WithNodeFeature(framework.ValidNodeFeatures.Add("SidecarContainers"))
 

test/e2e_node/util.go

@@ -188,7 +188,6 @@ func cleanupPods(f *framework.Framework) {
 
 // Must be called within a Context. Allows the function to modify the KubeletConfiguration during the BeforeEach of the context.
 // The change is reverted in the AfterEach of the context.
-// Returns true on success.
 func tempSetCurrentKubeletConfig(f *framework.Framework, updateFunction func(ctx context.Context, initialConfig *kubeletconfig.KubeletConfiguration)) {
 	var oldCfg *kubeletconfig.KubeletConfiguration