RFR: 8323807: Async UL: Add a stalling mode to async UL [v19]

[Johan Sjölen]

On Tue, 25 Feb 2025 08:32:40 GMT, Axel Boldt-Christmas <aboldtch at openjdk.org> wrote:

>> Johan Sjölen has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Self-review
>
> src/hotspot/share/logging/logAsyncWriter.cpp line 40:
> 
>> 38:   Locker(Thread*& holder, PlatformMonitor& lock)
>> 39:   : _holder(holder),
>> 40:     _lock(lock) {
> 
> The other constructor in this file indents the initializer list.
> Suggestion:
> 
>     : _holder(holder),
>       _lock(lock) {

I did the opposite, and changed the style of the other constructor. AFAIK, the style that `Locker` has currently is the most common in Hotspot.

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PR Review Comment: https://git.openjdk.org/jdk/pull/22770#discussion_r1969401037