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

[Shafi Ahmad]

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
> >>>
> >