RFR: 8357188: Remove the field MemAllocator::Allocation::_overhead_limit_exceeded and the related code [v2]

[Guoxiong Li]

On Sat, 30 Aug 2025 11:40:27 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

>> Guoxiong Li has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Remove outdated comments.
>
> src/hotspot/share/gc/parallel/parallelScavengeHeap.hpp line 197:
> 
>> 195:   // an excessive amount of time is being spent doing collections
>> 196:   // and caused a null to be returned.  If a null is not returned,
>> 197:   // "gc_time_limit_was_exceeded" has an undefined meaning.
> 
> Outdated comments about "gc_time_limit_was_exceeded".
> 
> Looks good otherwise.

Fixed.

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PR Review Comment: https://git.openjdk.org/jdk/pull/27020#discussion_r2312417378