Integrated: 8268556: Use bitmap for storing regions that failed evacuation

Thomas Schatzl tschatzl at openjdk.java.net
Thu Jun 17 17:25:31 UTC 2021


On Fri, 11 Jun 2021 07:54:21 GMT, Thomas Schatzl <tschatzl at openjdk.org> wrote:

> Hi all,
> 
>   can I have reviews for this follow-up cleanup of the earlier JDK-8267073? It introduced a byte-map for storing information about regions that have already been experienced an evacuation failure.
> 
> During review the improvement to use a bitmap instead came up - uses less space and there are existing setters/getters that can be used.
> 
> Testing: tier1-4

This pull request has now been integrated.

Changeset: f2afe0a5
Author:    Thomas Schatzl <tschatzl at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/f2afe0a5130fd3162403ecc18c827bcf56e9c883
Stats:     13 lines in 3 files changed: 2 ins; 5 del; 6 mod

8268556: Use bitmap for storing regions that failed evacuation

Reviewed-by: kbarrett, iwalulya, sjohanss

-------------

PR: https://git.openjdk.java.net/jdk/pull/4471


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