- Enabled use of pods with volumes and user namespaces. The feature gate was renamed from `UserNamespacesStatelessPodsSupport`...

   ([#120111](https://github.com/kubernetes/kubernetes/pull/120111), [@newtondev](https://github.com/newtondev))
- When using a claim with immediate allocation and a pod referencing that claim couldn't get scheduled, the scheduler incorrectly may have tried to deallocate that claim. ([#122415](https://github.com/kubernetes/kubernetes/pull/122415), [@pohly](https://github.com/pohly))

- In the `wait.PollUntilContextTimeout` function, if `immediate` is true, the condition will now be invoked before waiting, guaranteeing that the condition is invoked at least once and then wait a interval before executing again. ([#119762](https://github.com/kubernetes/kubernetes/pull/119762), [@AxeZhan](ht...

	b        http2pipeBuffer // nil when done reading
	unread   int             // bytes unread when done
	err      error           // read error once empty. non-nil means closed.
	breakErr error           // immediate read error (caller doesn't see rest of b)
	donec    chan struct{}   // closed on error
	readFn   func()          // optional code to run in Read before error
}

type http2pipeBuffer interface {
	Len() int