RFR: 8253638: Cleanup os::reserve_memory and remove MAP_FIXED

Fri Sep 25 13:43:27 UTC 2020

On Fri, 25 Sep 2020 13:40:53 GMT, Stefan Karlsson <stefank at openjdk.org> wrote:

>> I saw that as well, and I know there are more comments like that in other parts. Maybe we could take a clean-up round
>> and fix these.
>
> Created JDK-8253648.

Yes, I feel os::vm_allocation_granularity is often misunderstood. A cleanup would be good.

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

PR: https://git.openjdk.java.net/jdk/pull/357