Automatic merge from submit-queue (batch tested with PRs 56413, 56322, 56490, 56460, 56487). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Put process of getting pod controller reference into metadata

**What this PR does / why we need it**:
We should extract our common process/data into metadata just as other map priority functions do, so we could avoid getting same required data repeatedly in every node map process.

**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes #
None

**Special notes for your reviewer**:

**Release note**:

```release-note
None
```