Needs approval from an approver in each of these files:
- ~~[OWNERS](https://github.com/carina-io/carina/blob/main/OWNERS)~~ [zhangkai8048]
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What type of PR is this?
What this PR does / why we need it:
Which issue(s) this PR fixes:
Fixes: the problem that block devices cannot be expanded
Special notes for your reviewer:
Does this PR introduce a user-facing change?: