RFR: 8253794: TestAbortVMOnSafepointTimeout never timeouts [v2]

[Robbin Ehn]

On Mon, 5 Oct 2020 12:33:56 GMT, Robbin Ehn <rehn at openjdk.org> wrote:

>> test/hotspot/jtreg/runtime/Safepoint/TestAbortVMOnSafepointTimeout.java line 97:
>> 
>> 
>> Can we check for another frame like e.g. WB_WaitUnsafe? AbortVMOnSafepointTimeout is designed to provide a stack trace
>> of the thread which is blocking the safepoint.
>
> Since top frame is always different (platform dependent, e.g. clock_nanosleep) I removed that.
> And only top frame is in output. The other frames are only in hs_err.
> 
> So I couldn't keep it.
> 
> You have some idea how to?

I update comment before mail was sent, still the old comment was sent, please see edited comment :)

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PR: https://git.openjdk.java.net/jdk/pull/465