RFR: 8274191: Improve g1 evacuation failure injector performance [v2]

[Thomas Schatzl]

On Thu, 23 Sep 2021 21:27:08 GMT, Kim Barrett <kbarrett at openjdk.org> wrote:

>> Thomas Schatzl has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   kbarrett review
>
> src/hotspot/share/gc/g1/g1YoungGCEvacFailureInjector.inline.hpp line 40:
> 
>> 38:   }
>> 39:   // Injecting evacuation failures is in effect for current GC
>> 40:   // Access to _evacuation_failure_alot_count is not atomic;
> 
> Comment about non-atomicity seems like it should not be needed anymore.

I removed the entire paragraph. There is nothing interesting to tell any more after this change.

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PR: https://git.openjdk.java.net/jdk/pull/5650