Integrated: Enforce that generation sizes align with region sizes

[Kelvin Nilsen]

On Wed, 4 Jan 2023 16:12:35 GMT, Kelvin Nilsen <kdnilsen at openjdk.org> wrote:

> For correctness, the size of each generation should be a multiple of the region size.
> 
> A recent change violated this requirement.

This pull request has now been integrated.

Changeset: 6daaa75a
Author:    Kelvin Nilsen <kdnilsen at openjdk.org>
URL:       https://git.openjdk.org/shenandoah/commit/6daaa75a34857998be5ac4dd53bdf0db289fd3a1
Stats:     5 lines in 2 files changed: 5 ins; 0 del; 0 mod

Enforce that generation sizes align with region sizes

Reviewed-by: ysr, wkemper

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PR: https://git.openjdk.org/shenandoah/pull/191