RFR: 8315923: pretouch_memory by atomic-add-0 fragments huge pages unexpectedly [v12]

[Liming Liu]

On Mon, 30 Oct 2023 06:47:15 GMT, Thomas Stuefe <stuefe at openjdk.org> wrote:

>> Liming Liu has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Update the name of the method
>
> I don't have time to look at this for now and step back to wait for others. But I don't want to hold up this patch - if there are enough reviewers that ok it, please don't wait for me. 
> 
> As I wrote earlier, the patch itself is mechanically fine. The test has aspects I don't understand, and I am worried about concurrent usage of the about-to-be-pretouched area by other threads.

Hi, @tstuefe , @kimbarrett , @dholmes-ora & @jdksjolen . Could you please continue to review this?

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

PR Comment: https://git.openjdk.org/jdk/pull/15781#issuecomment-1851199350