return
	}

	ctx = newContext(r, w, action)

	// Validate the authentication result here so that failures will be audit-logged.
	if apiErrCode != ErrNone {
		stsErr := apiToSTSError(apiErrCode)
		// Borrow the description error from the API error code
		writeSTSErrorResponse(ctx, w, stsErr, errors.New(errorCodes[apiErrCode].Description))
		return
	}

	if err := claims.populateSessionPolicy(r.Form); err != nil {

- In the API Priority and Fairness feature, priority levels that are exempt from limitation can now be given a nominal and a lendable concurrency and their dispatching borrows from the concurrency limits of the other priority levels.  For details see https://github.com/kubernetes/enhancements/tree/master/keps/sig-api-machinery/1040-priority-and-fairness#dispatching . ([#118782](https://github.com/kubernetes/kubernetes/pull/118782),...

- 'Priority and Fairness has introduced a new feature called _borrowing_ that allows an API priority level
  to borrow a number of seats from other priority level(s). As a cluster operator, you can enable borrowing
  for a certain priority level configuration object via the two newly introduced fields `lendablePercent`, and