RFR(M): 8034080 Remove the USDT1 dtrace code from Hotspot

[Staffan Larsen]

On 17 feb 2014, at 02:44, David Holmes <david.holmes at oracle.com> wrote:

> src/share/vm/prims/jni.cpp
> 
> Indent is wrong here:
> 
> JNI_ENTRY(jobject, jni_NewGlobalRef(JNIEnv *env, jobject ref))
>    JNIWrapper("NewGlobalRef");
> !
> ! HOTSPOT_JNI_NEWGLOBALREF_ENTRY(env, ref);
> !

Sharp eyes! Fixed.

> Is it worth renaming src/share/vm/utilities/dtrace_usdt2_disabled.hpp to just src/share/vm/utilities/dtrace_disabled.hpp ? Or maybe even fold the content back into dtrace.hpp

Good point. Given how large (and boring) it is I kept it as a separate file but renamed it.

> Otherwise looks good to see this all get stripped out!

Updated webrev: http://cr.openjdk.java.net/~sla/8034080/webrev.01/

Thanks,
/Staffan

> 
> Thanks,
> David
> 
> 
> 
> On 11/02/2014 8:12 PM, Staffan Larsen wrote:
>> Now that both the Solaris (JDK-8030812) and the Linux (JDK-8032462) implementations have moved to USDT2, we can finally remove the USDT1 code from hotspot.
>> 
>> There are quite a lot of changes in this review, and webrev barfed on the number of change in jni.cpp so that file can only be reviewed from the patch file. The good news is that the changes are mostly trivial removal of #ifdef:ed code.
>> 
>> bug: https://bugs.openjdk.java.net/browse/JDK-8034080
>> webrev: http://cr.openjdk.java.net/~sla/8034080/webrev.00/
>> 
>> Testing: I have run jck-runtime, vm.quick.testlist and vm.dtrace.testlist on Solaris and OS X.
>> 
>> /Staffan
>>