- Users can traverse all the pods that are in the scheduler and waiting in the permit stage through method `IterateOverWaitingPods`. In other words,  all waitingPods in scheduler can be obtained from any profiles. Before this commit, each profile could only obtain waitingPods within that profile. ([#124926](https://github.com/kubernetes/kubernetes/pull/124926), [@kerthcet](https://github.com/kerthcet))...

    static final int INVERSE_COMPUTE_FOR_WORD_OF_ALL_1S = 0xeee3ddcd;

    static int computeForWord(int word) {
      return STRIDE_TABLE[3][word & 0xFF]
          ^ STRIDE_TABLE[2][(word >>> 8) & 0xFF]
          ^ STRIDE_TABLE[1][(word >>> 16) & 0xFF]
          ^ STRIDE_TABLE[0][word >>> 24];
    }

    static int combine(int csum, int crc) {
      csum ^= crc;
      for (int i = 0; i < 4; i++) {

  // If WhenUnsatisfiable is set to DoNotSchedule, incoming pod can only be scheduled
  // to zone2(zone3) to become 3/2/1(3/1/2) as ActualSkew(2-1) on zone2(zone3) satisfies
  // MaxSkew(1). In other words, the cluster can still be imbalanced, but scheduler
  // won't make it *more* imbalanced.
  // It's a required field.
  optional string whenUnsatisfiable = 3;

  // LabelSelector is used to find matching pods.

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