[GitHub] [cassandra] belliottsmith commented on pull request #1462: CASSANDRA-15510 (4.0): Optimise BTree.{build,update,transform}

[GitBox <gi...@apache.org>]

belliottsmith commented on pull request #1462:
URL: https://github.com/apache/cassandra/pull/1462#issuecomment-1072396239


   > Called it nonEmptyParentMaybeSteal and changed touch to inUse. I didn't reset it to false to avoid risking uncleaned arrays after use.
   
   I did mentally wonder about this after proposing it (without checking) and figured if that were the case we could easily introduce two flags `used` (or `touched`) and `inUse` - set both on touch and unset only `inUse` when empty.


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