RFR (S) 8038939: Some options related to RTM locking optimization works inconsistently

Vladimir Kozlov vladimir.kozlov at oracle.com
Wed Apr 9 22:02:51 UTC 2014


Thank you, Filipp

I pushed changes.

Vladimir

On 4/9/14 1:45 PM, Filipp Zhinkin wrote:
> Hi Vladimir,
>
> On 09.04.2014 01:39, Vladimir Kozlov wrote:
>> http://cr.openjdk.java.net/~kvn/8038939/webrev
>> https://bugs.openjdk.java.net/browse/JDK-8038939
>>
>> Switch UseRTMXendForLockBusy flag ON by default and change code to
>> address issues described in the bug report.
>>
>> Jump to inflated locking when inflated lock is detected without
>> starting a new transaction regardless to RTMXendForLockBusy value.
>>
>> Now it retries RTM locking on lock busy condition by default.
>>
>> Tested with the test from bug report.
>>
>> Filipp, could you run your other tests with new patch?
> Yes, no issues found.
>
> Thanks,
> Filipp.
>>
>> Thanks,
>> Vladimir
>


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