RFR: 8249004: Reduce ThreadsListHandle overhead in relation to direct handshakes [v12]
Coleen Phillimore
coleenp at openjdk.java.net
Fri Nov 5 16:51:21 UTC 2021
On Fri, 5 Nov 2021 15:43:37 GMT, Daniel D. Daugherty <dcubed at openjdk.org> wrote:
>> A fix to reduce ThreadsListHandle overhead in relation to handshakes and
>> we add sanity checks for ThreadsListHandles higher in the call stack.
>>
>> This fix was tested with Mach5 Tier[1-8]; Tier8 is still running.
>
> Daniel D. Daugherty has updated the pull request incrementally with one additional commit since the last revision:
>
> 8249004.cr4.patch
Thanks for the offline comments. I still think refactoring is_JavaThread_protected would be a lot nicer but that's my opinion and you don't have to change it.
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Marked as reviewed by coleenp (Reviewer).
PR: https://git.openjdk.java.net/jdk/pull/4677
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