RFR: 8357847: (ch) WindowsAsynchronousFileChannelImpl should support FFM Buffers

[Alan Bateman]

On Thu, 29 May 2025 19:50:58 GMT, Brian Burkhalter <bpb at openjdk.org> wrote:

> Acquire the scope of a direct buffer before it is used and release it after the task has finished with it, whether the task execution is immediate or pended.

@bplb This will need tests to exercise the read/write methods with buffers that a views on memory segments allocated from automatic and shared arenas. I think we also need to check that we have tests to ensure that UOE is thrown for thread confined arenas.

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

PR Comment: https://git.openjdk.org/jdk/pull/25531#issuecomment-2921288565