RFR: 8220293: Deadlock in JFR string pool

[Mario Torre]

Adding Andrew for reference.

I already reviewed this offline I think the patch is good to go, I
recommend getting it in the release train.

Cheers,
Mario

On Tuesday, June 16, 2020, Andrey Petushkov <andrey at azul.com> wrote:

> Dear All,
>
> As suggested by Mario may I ask to include the backport of the
> https://bugs.openjdk.java.net/browse/JDK-8220293 into 8u262 (that is,
> critical request). The reason is that this is single severe (VM
> deadlock) JFR bug we are aware of
> The patch applies cleanly, except for file locations change. Just in
> case here is the webrev https://cr.openjdk.java.net/~apetushkov/8220293/
> (one actual code change is .hpp guard macro name change due to file
> location change)
>
> Verified by the test in the bug (deadlock in about 1 minute without the
> fix, running fine for about 15 minutes a few times with the fix)
>
> Thanks,
> Andrey
>
>

-- 
Mario Torre
Associate Manager, Software Engineering
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