RFR: JDK-8327468: Do not restart close if errno is EINTR [macOS/linux]

[Alan Bateman]

On Fri, 8 Mar 2024 10:12:06 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

> There are a number of places remaining in the linux/macOS native JDK codebase where we use the RESTARTABLE macro with close, but this is unwanted on Linux/macOS.

src/jdk.attach/linux/native/libattach/VirtualMachineImpl.c line 200:

> 198:     if (res == -1) {
> 199:         JNU_ThrowIOExceptionWithLastError(env, "close");
> 200:     }

I assume it would be better to not stop when errno is EINTR. If there is a profiler or some other tool firing signals at threads then there isn't anything that can be done here.

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PR Review Comment: https://git.openjdk.org/jdk/pull/18164#discussion_r1517532415