RFR: 8292562: (fc) Use copy_file_range in FileChannel::transferTo on Linux [v10]

[Alan Bateman]

On Fri, 26 Aug 2022 15:09:06 GMT, Brian Burkhalter <bpb at openjdk.org> wrote:

>> Add `copy_file_range(2)` to the native Linux implementation of `FileChannel::transferTo`.
>
> Brian Burkhalter has updated the pull request incrementally with one additional commit since the last revision:
> 
>   8292562: Remove building Platform

Marked as reviewed by alanb (Reviewer).

> > The test no longer needs to build jdk.test.lib.Platform, otherwise the update looks okay.
> 
> Ack. I had to forget something. Fixed in [6182d3b](https://github.com/openjdk/jdk/commit/6182d3b01f441e0f4ff1d6b7ffbd3561790d3943).

Thanks. MIN_SIZE is a left-over too, we can get that the next time.

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PR: https://git.openjdk.org/jdk/pull/9925