RFR (S): 8238832: Obsolete PrintVMQWaitTime

[Daniel D. Daugherty]

On 6/15/20 9:50 PM, David Holmes wrote:
> webrev: http://cr.openjdk.java.net/~dholmes/8238832/webrev/

src/hotspot/share/runtime/arguments.cpp
     No comments.

src/hotspot/share/runtime/globals.hpp
     No comments.

src/hotspot/share/runtime/vmThread.cpp
     No comments.

Thumbs up.

Dan



> https://bugs.openjdk.java.net/browse/JDK-8238832
>
> PrintVMQWaitTime was deprecated in JDK 15 under JDK-8236844 and is now 
> obsoleted in JDK 16.
>
> - The flag table entry is moved to the obsolete flags section.
> - the entry in globals.hpp is removed
> - the code in vmThread.cpp is removed
>
> Testing:
>  - local build
>  - manual check:
>
> > ../build/linux-x64-debug/images/jdk/bin/java -XX:+PrintVMQWaitTime 
> -version
> Java HotSpot(TM) 64-Bit Server VM warning: Ignoring option 
> PrintVMQWaitTime; support was removed in 16.0
> java version "16-internal" 2021-03-16
> Java(TM) SE Runtime Environment (fastdebug build 
> 16-internal+0-2020-06-12-0350435.daholme...)
> Java HotSpot(TM) 64-Bit Server VM (fastdebug build 
> 16-internal+0-2020-06-12-0350435.daholme..., mixed mode, sharing)
>
> Thanks,
> David
> -----