RFR: 8300915: G1: incomplete SATB because nmethod entry barriers don't get armed [v2]

[Richard Reingruber]

On Wed, 25 Jan 2023 20:16:41 GMT, Thomas Schatzl <tschatzl at openjdk.org> wrote:

>> Like this right?
>> 
>> ```c++
>> void G1CollectedHeap::start_codecache_marking_cycle() {
>>   CodeCache::on_gc_marking_cycle_start();
>>   CodeCache::arm_all_nmethods();
>> }
>
> Exactly. Also I meant "... to call that method here and above"; i.e. I asked to factor out because this is done twice.

Ok, will do.

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PR: https://git.openjdk.org/jdk/pull/12194