Update filterHints to filterSingleNumaHints:

- Change function name
- Remove policy parameter (unnecessary)
- Update unit test to reflect change

pkg/kubelet/cm/topologymanager/policy_single_numa_node.go

@@ -55,7 +55,7 @@ func (p *singleNumaNodePolicy) canAdmitPodResult(hint *TopologyHint) lifecycle.P
 }
 
 // Return hints that have valid bitmasks with exactly one bit set.
-func (p *singleNumaNodePolicy) filterHints(allResourcesHints [][]TopologyHint) [][]TopologyHint {
+func filterSingleNumaHints(allResourcesHints [][]TopologyHint) [][]TopologyHint {
 	var filteredResourcesHints [][]TopologyHint
 	for _, oneResourceHints := range allResourcesHints {
 		var filtered []TopologyHint
@@ -108,7 +108,7 @@ func (p *singleNumaNodePolicy) mergeProvidersHints(providersHints []map[string][
 	}
 
 	// Filter to only include don't cares and hints with a single NUMA node.
-	allProviderHints = p.filterHints(allProviderHints)
+	allProviderHints = filterSingleNumaHints(allProviderHints)
 
 	// Set the bestHint to return from this function as {nil false}.
 	// This will only be returned if no better hint can be found when

pkg/kubelet/cm/topologymanager/policy_single_numa_node_test.go

@@ -155,10 +155,8 @@ func TestPolicySingleNumaNodeFilterHints(t *testing.T) {
 		},
 	}
 
-	numaNodes := []int{0, 1, 2, 3}
 	for _, tc := range tcases {
-		policy := NewSingleNumaNodePolicy(numaNodes)
-		actual := policy.(*singleNumaNodePolicy).filterHints(tc.allResources)
+		actual := filterSingleNumaHints(tc.allResources)
 		if !reflect.DeepEqual(tc.expectedResources, actual) {
 			t.Errorf("Test Case: %s", tc.name)
 			t.Errorf("Expected result to be %v, got %v", tc.expectedResources, actual)