RFR: 8321939: [GenShen] ShenandoahOldEvacRatioPercent=100 fails with divide-by-zero [v2]

[Y. Srinivas Ramakrishna]

On Wed, 13 Dec 2023 22:02:18 GMT, Kelvin Nilsen <kdnilsen at openjdk.org> wrote:

>> I'll add the justification in the comment.
>
> Thanks.  Your recollection of middle-school math is better than mine...  :)

Done.

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PR Review Comment: https://git.openjdk.org/shenandoah/pull/369#discussion_r1437311537