RFR: 8257831: Suspend with handshakes [v2]

[Robbin Ehn]

On Wed, 31 Mar 2021 05:57:30 GMT, David Holmes <dholmes at openjdk.org> wrote:

>> Robbin Ehn has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains two commits:
>> 
>>  - Merge branch 'master' into SuspendInHandshake
>>  - 8257831: Suspend with handshake (review baseline)
>
> src/hotspot/share/runtime/nonJavaThread.cpp line 326:
> 
>> 324: 
>> 325:   while (watcher_thread() != NULL) {
>> 326:     // This wait should make safepoint checks, wait without a timeout.
> 
> Nit: s/checks, wait/checks and wait/

Fixed

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PR: https://git.openjdk.java.net/jdk/pull/3191