RFR: 8223312: Utilize handshakes instead of is_thread_fully_suspended [v3]

[Robbin Ehn]

On Wed, 21 Oct 2020 14:20:21 GMT, Richard Reingruber <rrich at openjdk.org> wrote:

>> src/hotspot/share/runtime/deoptimization.cpp line 1771:
>> 
>>> 1769:     Deoptimization::deoptimize_frame_internal(thread, id, reason);
>>> 1770:   } else {
>>> 1771:     VM_DeoptimizeFrame deopt(thread, id, reason);
>> 
>> I guess VM_DeoptimizeFrame can be replaced with a handshake too now.
>
> Not in this pr of course :)

I think so.

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PR: https://git.openjdk.java.net/jdk/pull/729