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https://issues.apache.org/jira/browse/SPARK-22254?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiao Li reassigned SPARK-22254:
-------------------------------

    Assignee: Kazuaki Ishizaki

> clean up the implementation of `growToSize` in CompactBuffer
> ------------------------------------------------------------
>
>                 Key: SPARK-22254
>                 URL: https://issues.apache.org/jira/browse/SPARK-22254
>             Project: Spark
>          Issue Type: Bug
>          Components: Spark Core
>    Affects Versions: 2.2.1
>            Reporter: Feng Liu
>            Assignee: Kazuaki Ishizaki
>            Priority: Major
>             Fix For: 2.3.0
>
>
> two issues:
> 1. the arrayMax should be `ByteArrayMethods.MAX_ROUNDED_ARRAY_LENGTH `
> 2. I believe some `-2` were introduced because `Integer.Max_Value` was used 
> previously. We should make the calculation of newArrayLen concise. 



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