[mpiwg-rma] Single RMA synchronization for several window handles
wgropp at illinois.edu
Fri Aug 8 10:57:54 CDT 2014
If you are going to allow windows with different communicators, then you might as well use separate fence calls. Otherwise, you are introducing a brand-new kind of object - one that involves the union of non-disjoint groups of processes. I don’t think this is a good idea.
Director, Parallel Computing Institute
Thomas M. Siebel Chair in Computer Science
University of Illinois Urbana-Champaign
On Aug 8, 2014, at 10:50 AM, Rolf Rabenseifner <rabenseifner at hlrs.de> wrote:
> Dynamic Windows also require that all have the same communicator
> (because same win handle).
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