RFR 8194085: Obsolete the deprecated SafepointSynchronize flags and remove related code

[harold seigel]

Hi Dan,

I could not find any tests that used these options.

Harold


On 2/21/2018 2:09 PM, Daniel D. Daugherty wrote:
> Harold,
>
> Do we have any tests that refer to any of these options?
>
> Dan
>
>
> On 2/21/18 1:31 PM, harold seigel wrote:
>> Hi,
>>
>> Please review this JDK-11 change to obsolete the 
>> SafepointSpinBeforeYield, DeferThrSuspendLoopCount, and 
>> DeferPollingPageLoopCount options and related code.  With this 
>> change, these options are still accepted on the command line but have 
>> no affect other than to generate these warning messages:
>>
>>    Java HotSpot(TM) 64-Bit Server VM warning: Ignoring option
>>    SafepointSpinBeforeYield; support was removed in 11.0
>>    Java HotSpot(TM) 64-Bit Server VM warning: Ignoring option
>>    DeferThrSuspendLoopCount; support was removed in 11.0
>>    Java HotSpot(TM) 64-Bit Server VM warning: Ignoring option
>>    DeferPollingPageLoopCount; support was removed in 11.0
>>
>> Open Webrev: 
>> http://cr.openjdk.java.net/~hseigel/bug_8194085/webrev/index.html
>>
>> JBS Bug: https://bugs.openjdk.java.net/browse/JDK-8194085
>>
>> The change was tested with Mach5 tiers 1 and 2 on all Mach5 platforms 
>> and tiers 3-5 in Linux-X64.
>>
>> Thanks, Harold
>