On Tue, 21 Jun 2022 19:22:43 GMT, Johan Sjölén <[email protected]> wrote:

>> Please review this PR for fixing JDK-8287281.
>> 
>> If a thread is handshake safe we immediately execute the closure, instead of 
>> going through the regular Handshake process. 
>> 
>> Finally:  Should `VirtualThreadGetThreadClosure` and its `do_thread()` body 
>> be inlined instead? We can do this in this PR, imho, but I'm hoping to get 
>> some input on this.
>> 
>> 
>> Passes tier1. Running tier2-5.
>
> Johan Sjölén has updated the pull request incrementally with one additional 
> commit since the last revision:
> 
>   Check only for target == current

This PR has been backed out because it caused failures in Mach5 Tier[1-4].
See [JDK-8289129](https://bugs.openjdk.org/browse/JDK-8289129) [BACKOUT] 
JDK-8287281 adjust guarantee in Handshake::execute for the case of target 
thread being current

-------------

PR: https://git.openjdk.org/jdk/pull/8992

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