[8u] RFR (S) 8175813: PPC64: "mbind: Invalid argument" when -XX:+UseNUMA is used

[Zhengyu Gu]

Hi Gustavo,

On 05/31/2017 11:56 AM, Gustavo Romero wrote:
> Hi David,
>
> On 29-05-2017 02:31, David Holmes wrote:
>> Hi Gustavo,
>>
>> This looks like an accurate backport.
>
> Thanks for reviewing the change.
>
> Does it need a second reviewer or should I proceed to request the approval?
>
You can add me as a reviewer, if needed.

Thanks for doing this backport.

-Zhengyu

> Regards,
> Gustavo
>
>> Thanks,
>> David
>> -----
>>
>> On 24/05/2017 11:31 PM, Gustavo Romero wrote:
>>> Hi,
>>>
>>> Could this backport of 8175813 for jdk8u be reviewed, please?
>>>
>>> It applies cleanly to jdk8u except for a chunk in os::Linux::libnuma_init(), but
>>> it's just due to an indentation change introduced with cleanup [1].
>>>
>>> It improves JVM NUMA node detection on PPC64.
>>>
>>> Currently there is no Linux distros that package only libnuma v1, so libnuma API
>>> v2 used in that change is always available.
>>>
>>> webrev       : http://cr.openjdk.java.net/~gromero/8175813/backport/
>>> bug          : https://bugs.openjdk.java.net/browse/JDK-8175813
>>> review thread: http://mail.openjdk.java.net/pipermail/hotspot-dev/2017-May/026788.html
>>>
>>> Thank you.
>>>
>>> Regards,
>>> Gustavo
>>>
>>> [1] https://bugs.openjdk.java.net/browse/JDK-8057107
>>>
>>
>