RFR: 8255254: Split os::reserve_memory and os::map_memory_to_file interfaces [v2]

[Stefan Karlsson]

On Mon, 26 Oct 2020 20:16:32 GMT, Anton Kozlov <akozlov at openjdk.org> wrote:

>> Hi,
>> 
>> Please review a change to extract map_memory_to_file interface out of reserve_memory when the latter takes file descriptor.
>> 
>> The change should be a pure refactoring without changes in functionality. The only part is disturbing: a comment in original os_posix.cpp:316 seems to refer to else clause and it contradicts to the actual code.
>
> Anton Kozlov has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Fix review findings

Marked as reviewed by stefank (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/812