RFR: 8307990: jspawnhelper must close its writing side of a pipe before reading from it

[Volker Simonis]

On Mon, 15 May 2023 20:00:28 GMT, Joe Darcy <darcy at openjdk.org> wrote:

> Should this issue have a CSR for any behavioral changes?

Well, you can certainly argue that every bug fix is a behavioral changes, right :)

But seriously, I don't see how this PR could require a CSR. The only behavioral change is really that `jspawnhelper` can now no longer block and deadlock. But that's exactly how it should have behaved in the first place.

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PR Comment: https://git.openjdk.org/jdk/pull/13956#issuecomment-1551331092