[8u] RFR for JDK-6515172: Runtime.availableProcessors() ignores Linux taskset command

[Gerald Thornbrugh]

Hi Shafi,

Your change looks good.

Thanks for fixing this.

Jerry
> Adding jdk9 code change reviewer  'Daniel Daugherty' and  'Gerald Thornbrugh'.
>
> Regards,
> Shafi
>
>> -----Original Message-----
>> From: Shafi Ahmad
>> Sent: Monday, September 19, 2016 10:25 AM
>> To: David Holmes; Chris Plummer; hotspot-dev at openjdk.java.net
>> Cc: Roger Calnan
>> Subject: RE: [8u] RFR for JDK-6515172: Runtime.availableProcessors() ignores
>> Linux taskset command
>>
>> May I get the second review for this change.
>>
>> Regards,
>> Shafi
>>
>>> -----Original Message-----
>>> From: David Holmes
>>> Sent: Friday, September 16, 2016 7:16 AM
>>> To: Chris Plummer; Shafi Ahmad; hotspot-dev at openjdk.java.net
>>> Subject: Re: [8u] RFR for JDK-6515172: Runtime.availableProcessors()
>>> ignores Linux taskset command
>>>
>>> On 16/09/2016 4:17 AM, Chris Plummer wrote:
>>>> You should probably include the backport of JDK-8165153 since it was
>>>> introduced by JDK-6515172.
>>> This is a simplified backport of 6515172 suitable for Java 8. It does
>>> end up being a combination of that fix and 8165153, but you can't be a
>>> backport of two bugs, and there are no distinct parts that might map
>>> to each bug. That was why originally this was flagged under a separate
>>> bug id. But I agreed that this could be considered a simpified backport of
>> 6515172.
>>> Thanks,
>>> David
>>>
>>>> cheers,
>>>>
>>>> Chris
>>>>
>>>> On 9/15/16 2:51 AM, David Holmes wrote:
>>>>> Looks good. Reviewed.
>>>>>
>>>>> Thanks,
>>>>> David
>>>>>
>>>>> On 15/09/2016 4:40 PM, Shafi Ahmad wrote:
>>>>>> Hi,
>>>>>>
>>>>>> Please review the backport [modified] of bug: "JDK-6515172
>>>>>> Runtime.availableProcessors() ignores Linux taskset command" to
>> jdk8u.
>>>>>> Please note that the backport is not clean and we can't do as it is.
>>>>>> Please note
>>>>>>    1. The changes are made by 'Andreas Eriksson' who left Oracle.
>>>>>>    2. There is difference in logging mechanism in jdk9 and jdk8 is
>>>>>> different and file logTag.hpp doesn't exists in jdk8.
>>>>>>    3. Newly added test pass after this change. It fails without
>>>>>> this change.
>>>>>>
>>>>>> Webrev link:
>>> http://cr.openjdk.java.net/~shshahma/8154324/webrev.02/
>>>>>> Jdk9 bug: https://bugs.openjdk.java.net/browse/JDK-6515172
>>>>>> Original patch pushed to jdk9:
>>>>>> http://hg.openjdk.java.net/jdk9/jdk9/hotspot/rev/c5480d4abfe4
>>>>>>
>>>>>> Testing: jprt and running jtreg.
>>>>>>
>>>>>> Regards,
>>>>>> Shafi
>>>>>>