RFR: 8141445: Use of Solaris/SPARC M7 libadimalloc.so can generate unknown signal in hs_err file

[Gerald Thornbrugh]

Hi David,

I will remove the "#ifdef SOLARIS" and retest.

Thanks!

Jerry
> Hi Jerry,
>
> On 11/11/2015 12:47 AM, Gerald Thornbrugh wrote:
>> Hi Everyone,
>>
>> I have made the changes that David Holmes and Dan Daugherty 
>> suggested, below is the webrev:
>>
>> http://cr.openjdk.java.net/~gthornbr/8141445/webrev.01/ 
>> <http://cr.openjdk.java.net/~gthornbr/8141445/webrev.01/>
>>
>> Please let me know if you have any questions or concerns.
>
> If this is only for solaris/sparc then the test should only be built 
> on solaris/sparc - via conditional inclusion in the sources listed in 
> the JtregNative.gmk file. That way you don't need any #ifdef SOLARIS 
> in the code (not that I'm clear why they are needed anyway ??).
>
> Otherwise changes look good.
>
> Thanks,
> David
>
>
>> Thanks,
>>
>> Jerry
>>> On Nov 4, 2015, at 2:15 PM, Gerald Thornbrugh 
>>> <gerald.thornbrugh at oracle.com> wrote:
>>>
>>> Hi Everyone,
>>>
>>> Please review my fix for JDK-8141445.
>>>
>>> JDK-8141445 describes an issue seen only on Solaris/SPARC M7 
>>> hardware running Solaris 11.3 or later when the libadimalloc.so 
>>> library is
>>> preloaded before running the JVM and the JVM crashes due to a memory 
>>> allocation fault triggered by libadimalloc.so. Currently when
>>> libadimalloc.so triggers a memory allocation fault the SIGSEGV 
>>> si_code is displayed as “unknown" in the hs_err file.  This change adds
>>> additional si_code defines so the memory allocation faults that 
>>> trigger the JVM to core are displayed correctly in the hs_err file.
>>> The changes also include a test that preloads the libadimalloc.so 
>>> library, generates a libadimalloc.so memory allocation fault that 
>>> crashes
>>> the JVM and then verifies that the correct si_code information is 
>>> displayed in the hs_err file.
>>>
>>> Webrev: http://cr.openjdk.java.net/~gthornbr/8141445/webrev.00/ 
>>> <http://cr.openjdk.java.net/~gthornbr/8141445/webrev.00/>
>>>
>>> Bug: https://bugs.openjdk.java.net/browse/JDK-8141445 
>>> <https://bugs.openjdk.java.net/browse/JDK-8141445>
>>>
>>> Please let me know if you have any questions or concerns.
>>>
>>> Thanks,
>>>
>>> Jerry
>>