RFR: 8273373: Zero: Cannot invoke JVM in primordial threads on Zero [v2]

[Aleksey Shipilev]

On Tue, 14 Sep 2021 10:19:44 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

>> See the bug for more discussion.
>> 
>> Additional testing:
>>  - [x] Linux Zero x86_64 passes most gtests now (there are unrelated failures)
>>  - [x] Linux Zero x86_32 passes most gtests now (there are unrelated failures)
>
> Aleksey Shipilev has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains five additional commits since the last revision:
> 
>  - Merge branch 'master' into JDK-8273373-zero-initial-stack
>  - Coming up with a more limited fix
>  - Merge branch 'master' into JDK-8273373-zero-initial-stack
>  - Merge branch 'master' into JDK-8273373-zero-initial-stack
>  - Fix

I pushed the most conservative version I could think of now. Debian folks seem to also patch this method for HPPA: it seems to have unusual stack arrangements too, so I left the original method body as untouched as possible. This still makes gtests happier for Zero.

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PR: https://git.openjdk.java.net/jdk/pull/5376