RFR(xs): 8220050: Deprecate -XX:-ThreadLocalHandshakes

[Robbin Ehn]

On 3/6/19 6:19 PM, Daniel D. Daugherty wrote:
> Thumbs up! Looks like you have the honor of adding the first 13-14-15 entry!

Thanks Dan! Yea :)

/Robbin

> 
> Dan
> 
> 
> On 3/6/19 8:10 AM, Robbin Ehn wrote:
>> Hi all, please review.
>>
>> Issue:
>> https://bugs.openjdk.java.net/browse/JDK-8220050
>> CSR:
>> https://bugs.openjdk.java.net/browse/JDK-8220052
>> Parent issue:
>> https://bugs.openjdk.java.net/browse/JDK-8220049
>>
>> Code:
>> diff -r 13acb4339895 src/hotspot/share/runtime/arguments.cpp
>> --- a/src/hotspot/share/runtime/arguments.cpp    Wed Mar 06 11:15:16 2019 +0100
>> +++ b/src/hotspot/share/runtime/arguments.cpp    Wed Mar 06 12:18:37 2019 +0100
>> @@ -532,2 +532,3 @@
>>    { "FailOverToOldVerifier",        JDK_Version::jdk(13), 
>> JDK_Version::jdk(14), JDK_Version::undefined() },
>> +  { "ThreadLocalHandshakes",        JDK_Version::jdk(13), 
>> JDK_Version::jdk(14), JDK_Version::jdk(15) },
>>
>> diff -r 13acb4339895 
>> test/hotspot/jtreg/runtime/CommandLine/VMDeprecatedOptions.java
>> --- a/test/hotspot/jtreg/runtime/CommandLine/VMDeprecatedOptions.java Wed Mar 
>> 06 11:15:16 2019 +0100
>> +++ b/test/hotspot/jtreg/runtime/CommandLine/VMDeprecatedOptions.java Wed Mar 
>> 06 12:18:37 2019 +0100
>> @@ -47,2 +47,3 @@
>>          {"TLABStats",                 "false"},
>> +        {"ThreadLocalHandshakes",     "true"},
>>
>> Passes VMDeprecatedOptions and hs-t1.
>>
>> Thanks, Robbin
>