RFR: 8265753: Remove manual JavaThread transitions to blocked [v3]

[Patricio Chilano Mateo]

On Mon, 17 May 2021 07:43:06 GMT, Robbin Ehn <rehn at openjdk.org> wrote:

>> src/hotspot/share/runtime/interfaceSupport.inline.hpp line 277:
>> 
>>> 275: class ThreadBlockInVM {
>>> 276:   InFlightMutexRelease _ifmr;
>>> 277:   ThreadBlockInVMPreprocess<InFlightMutexRelease> _tbivmpp;
>> 
>> Why delegate to the TBIVMPP instead of extending it?
>
> I need to run the InFlightMutexRelease constructor before I can run the ThreadBlockInVMPreprocess constructor.

Just for consistency, shouldn't we just use ThreadBlockInVMPreprocess in mutex.cpp as we are using it in objectMonitor.cpp?

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PR: https://git.openjdk.java.net/jdk/pull/3875