RFR: 8275950: Use only _thread_in_vm in ~ThreadBlockInVMPreprocess() [v2]

[David Holmes]

On Wed, 27 Oct 2021 14:28:48 GMT, Patricio Chilano Mateo <pchilanomate at openjdk.org> wrote:

>> Please review this small change. Since _thread_in_vm is already an unsafe state there is no need to use the intermediate _thread_blocked_trans state when transitioning back in ~ThreadBlockInVMPreprocess(). Tested tiers1-3 in mach5.
>> 
>> Thanks,
>> Patricio
>
> Patricio Chilano Mateo has updated the pull request incrementally with one additional commit since the last revision:
> 
>   remove assert in SS::block

Marked as reviewed by dholmes (Reviewer).

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

PR: https://git.openjdk.java.net/jdk/pull/6120