On Wed, 1 Feb 2023 07:21:10 GMT, Viktor Klang <d...@openjdk.org> wrote:
>> This PR proposed to reduce contention in synchronized methods mainly by
>> doing I/O operations outside synch blocks.
>
> src/java.base/share/classes/java/lang/Module.java line 281:
>
>> 279:
>> 280: private static boolean isNativeAccessEnabled(Module target) {
>> 281: if (target.enableNativeAccess)
>
> @minborg It'd seem a bit easier to implement using VarHandle and not having
> to use `synchronized`? Is the reason that you don't want to init VarHandle in
> this class? 🤔
It is a bootstrap problem. We cannot use AtomicBoolean, VarHandle or Unsafe
here.
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PR: https://git.openjdk.org/jdk/pull/12193
