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Merge pull request #95111 from choury/patch-2

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make podTopologyHints protected by lock
This commit is contained in:
Kubernetes Prow Robot 2021-01-26 04:18:34 -08:00 committed by GitHub
commit 889cf714c1
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3 changed files with 20 additions and 13 deletions
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18
pkg/kubelet/cm/topologymanager/scope.go
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@ -68,10 +68,26 @@ func (s *scope) Name() string {
return s.name
}
func (s *scope) GetAffinity(podUID string, containerName string) TopologyHint {
func (s *scope) getTopologyHints(podUID string, containerName string) TopologyHint {
s.mutex.Lock()
defer s.mutex.Unlock()
return s.podTopologyHints[podUID][containerName]
}
func (s *scope) setTopologyHints(podUID string, containerName string, th TopologyHint) {
s.mutex.Lock()
defer s.mutex.Unlock()
if s.podTopologyHints[podUID] == nil {
s.podTopologyHints[podUID] = make(map[string]TopologyHint)
}
s.podTopologyHints[podUID][containerName] = th
}
func (s *scope) GetAffinity(podUID string, containerName string) TopologyHint {
return s.getTopologyHints(podUID, containerName)
}
func (s *scope) AddHintProvider(h HintProvider) {
s.hintProviders = append(s.hintProviders, h)
}

8
pkg/kubelet/cm/topologymanager/scope_container.go
View File

@ -55,13 +55,9 @@ func (s *containerScope) Admit(pod *v1.Pod) lifecycle.PodAdmitResult {
if !admit {
return topologyAffinityError()
}
if (s.podTopologyHints)[string(pod.UID)] == nil {
(s.podTopologyHints)[string(pod.UID)] = make(map[string]TopologyHint)
}
klog.Infof("[topologymanager] Topology Affinity for (pod: %v container: %v): %v", format.Pod(pod), container.Name, bestHint)
(s.podTopologyHints)[string(pod.UID)][container.Name] = bestHint
s.setTopologyHints(string(pod.UID), container.Name, bestHint)
err := s.allocateAlignedResources(pod, &container)
if err != nil {
return unexpectedAdmissionError(err)

7
pkg/kubelet/cm/topologymanager/scope_pod.go
View File

@ -56,12 +56,7 @@ func (s *podScope) Admit(pod *v1.Pod) lifecycle.PodAdmitResult {
for _, container := range append(pod.Spec.InitContainers, pod.Spec.Containers...) {
klog.Infof("[topologymanager] Topology Affinity for (pod: %v container: %v): %v", format.Pod(pod), container.Name, bestHint)
if (s.podTopologyHints)[string(pod.UID)] == nil {
(s.podTopologyHints)[string(pod.UID)] = make(map[string]TopologyHint)
}
(s.podTopologyHints)[string(pod.UID)][container.Name] = bestHint
s.setTopologyHints(string(pod.UID), container.Name, bestHint)
err := s.allocateAlignedResources(pod, &container)
if err != nil {