[foreign-memaccess] RFR: 8254343: Revisit API for supporting mapped memory segments [v2]

[Paul Sandoz]

On Mon, 12 Oct 2020 10:39:30 GMT, Jorn Vernee <jvernee at openjdk.org> wrote:

>> Maurizio Cimadamore has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Address review comments.
>>   Apply some renaming: `mapping` -> `toMemoryMapping`.
>>   Also streamlined javadoc a bit.
>
> Marked as reviewed by jvernee (Committer).

FTR i think the issue with indirect VHs is solvable (with a reasonable set of changes to guards and MH factory of an
indirect VH). However, this has encouraged a useful rethink of the API for mapped segments.

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PR: https://git.openjdk.java.net/panama-foreign/pull/377