RFR: 8274113: (fc) Tune FileChannel.transferFrom() [v2]

[Brian Burkhalter]

On Thu, 12 May 2022 09:13:41 GMT, Alan Bateman <alanb at openjdk.org> wrote:

>> I do not understand exactly what is intended here.
>
> I'd like to see chan_fd removed. To do that would require changing map0 to take a file descriptor. For another PR of course.

https://bugs.openjdk.java.net/browse/JDK-8286671

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PR: https://git.openjdk.java.net/jdk/pull/8644