RFR: 8362530: VM crash with -XX:+PrintTieredEvents when collecting AOT profiling [v2]

[Igor Veresov]

On Wed, 13 Aug 2025 08:53:36 GMT, Christian Hagedorn <chagedorn at openjdk.org> wrote:

>> Igor Veresov has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Update src/hotspot/share/compiler/compilationPolicy.cpp
>>   
>>   Co-authored-by: Christian Hagedorn <christian.hagedorn at oracle.com>
>
> src/hotspot/share/compiler/compilationPolicy.cpp line 552:
> 
>> 550:   print_event_on(&s, type, m, im, bci, level);
>> 551:   ResourceMark rm;
>> 552:   ttyLocker tty_lock;
> 
> Do you really need the lock with only one `print()`? I thought it should be safe in that case.

Yeah, you're right, I probably don't need it.

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PR Review Comment: https://git.openjdk.org/jdk/pull/26750#discussion_r2273975993