RFR 8071962 The SA code needs to be updated to support Symbol lookup from the shared archive

serguei.spitsyn at oracle.com serguei.spitsyn at oracle.com
Fri Jan 30 01:48:42 UTC 2015


Hi Jiangli,

Thank you for fixing this!
Serguei

On 1/29/15 5:46 PM, Jiangli Zhou wrote:
> Hi Serguei,
>
> Thanks for noticing that. It’s actually a duplicated bug ID for the 
> same issue. I just fixed the web rev: 
> http://cr.openjdk.java.net/~jiangli/8071962/webrev.00/ 
> <http://cr.openjdk.java.net/%7Ejiangli/8071962/webrev.00/>.
>
> Thanks,
> Jiangli
>
> On Jan 29, 2015, at 5:40 PM, serguei.spitsyn at oracle.com 
> <mailto:serguei.spitsyn at oracle.com> wrote:
>
>> On 1/29/15 5:13 PM, Jiangli Zhou wrote:
>>> Hi,
>>>
>>> Please review the change for JDK-8071962 
>>> <https://bugs.openjdk.java.net/browse/JDK-8071962>, "The SA code 
>>> needs to be updated to support Symbol lookup from the shared archive”.
>>>
>>> In JDK-8059510 <https://bugs.openjdk.java.net/browse/JDK-8059510>, 
>>> we introduced a compact form of hash table for the symbols in shared 
>>> archive. The shared symbols are stored separately from the regular 
>>> symbol table. The VM looks up both tables when searching for 
>>> existing symbol at runtime. The SA code needs to do the same when 
>>> looking up symbols.
>>>
>>> Webrev: http://cr.openjdk.java.net/~jiangli/8067977/webrev.00/ 
>>> <http://cr.openjdk.java.net/%7Ejiangli/8067977/webrev.00/>
>>
>> Jiangli,
>>
>> I'm not reviewing, just wanted to make sure there is no typo here ...
>> The webrev bug number is 8067977, but the RFR bug number is 8071962 
>> which is strange.
>>
>> Thanks,
>> Serguei
>>
>>>
>>> Tested on both 32-bit and 64-bit platforms:
>>> bin/java sun.jvm.hotspot.tools.DumpJFR <pid>
>>>
>>> JPRT tests in progress.
>>>
>>> Thanks,
>>> Jiangli
>>>
>>>
>>
>



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