RFR: 8256383: PlatformMutex::try_lock has different semantics on Windows and Posix [v2]

Tue Nov 17 23:36:09 UTC 2020

On Tue, 17 Nov 2020 10:39:19 GMT, David Holmes <dholmes at openjdk.org> wrote:

>> Mutex::try_lock has to allow for the possibility that the PlatformMutex::try_lock allows recursive locking.
>> 
>> Added additional commentary on the semantics provided by Mutex and the PlatformMutex classes.
>> 
>> Testing: GHA, mach5 tiers 1-3
>
> David Holmes has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Feedback from Stefan and Thomas: prefer a check against self rather than NULL

Thumbs up.

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Marked as reviewed by dcubed (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/1247