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Subject: Re: [OMPI devel] RFC: remove opal progress recursion depth counter
From: Nathan Hjelm (hjelmn_at_[hidden])
Date: 2013-12-18 18:40:35


Opps, yeah. Meant 1.7.5. If people agree with this change I could
possibly slip it in before Friday but that is unlikely.

On Wed, Dec 18, 2013 at 03:32:36PM -0800, Ralph Castain wrote:
> Ummmm....1.7.4 is leaving the station on Fri, Nathan, so next Tues => will have to go into 1.7.5
>
>
> On Dec 18, 2013, at 3:23 PM, Nathan Hjelm <hjelmn_at_[hidden]> wrote:
>
> > What: Remove the opal_progress_recursion_depth_counter from
> > opal_progress.
> >
> > Why: This counter adds two atomic adds to the critical path when
> > OPAL_HAVE_THREADS is set (which is the case for most builds). I grepped
> > through ompi, orte, and opal to find where this value was being used and
> > did not find anything either inside or outside opal_progress.
> >
> > When: I want this change to go into 1.7.4 (if possible) so setting a
> > quick timeout for next Tuesday.
> >
> > Let me know if there is a good reason to keep this counter and it will
> > be spared.
> >
> > -Nathan Hjelm
> > HPC-5, LANL
> > _______________________________________________
> > devel mailing list
> > devel_at_[hidden]
> > http://www.open-mpi.org/mailman/listinfo.cgi/devel
>
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