[mpiwg-rma] MPI RMA nit: MPI_Win_create_keyval

William Gropp wgropp at illinois.edu
Fri Mar 4 11:04:27 CST 2016

As Jeff H suggests, it was for symmetry with the other attributes.  There is no way to invoked it in the current standard.


William Gropp
Director, Parallel Computing Institute
Thomas M. Siebel Chair in Computer Science
Chief Scientist, NCSA
University of Illinois Urbana-Champaign

On Mar 4, 2016, at 10:33 AM, Jeff Hammond <jeff.science at gmail.com> wrote:

> That's before my time. My guess is that it made the interface symmetric wrt other objects. 
> Adding WG list. 
> Sent from my iPhone
>> On Mar 4, 2016, at 8:07 AM, Jeff Squyres (jsquyres) <jsquyres at cisco.com> wrote:
>> Jim / JeffH --
>> Any idea why MPI_WIN_CREATE_KEYVAL includes a win_copy_attr_fn parameter?  When can that callback ever get invoked?
>> -- 
>> Jeff Squyres
>> jsquyres at cisco.com
>> For corporate legal information go to: http://www.cisco.com/web/about/doing_business/legal/cri/
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