RFR (S): 8242036: G1 HeapRegionRemSet::_n_coarse_entries could be a bool

Thomas Schatzl thomas.schatzl at oracle.com
Sat Jul 25 08:36:23 UTC 2020


Hi,

On 25.07.20 01:34, Kim Barrett wrote:
>> On Jul 24, 2020, at 7:37 AM, Albert Yang <albert.m.yang at oracle.com> wrote:
>>
>> I see.
>>
>> Updated:
>>
>> http://cr.openjdk.java.net/~lkorinth/albert/8242036/3/
>>
>> I am not sure if this unconditional write will pollute the cacheline though, since this variable is accessed concurrently.
> 
> This code is on a rare path and holding the lock.
> 
> Change looks good.
> 

+1.

Thomas


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