[Mpi3-rma] Fix for win_allocate_shared
balaji at mcs.anl.gov
Fri Sep 23 12:25:13 CDT 2011
On 09/23/2011 02:39 AM, Torsten Hoefler wrote:
> "The semantic rules for shared memory windows in the MPI_RMA_SEPARATE
> model allow concurrent load/store accesses from two distinct processes
> to the same target window that is remote to both processes. An
> implementation cannot expose shared memory windows on hardware that does
> not support this access mode."
This seems to suggest that it won't work for non-cache-coherent systems.
Didn't we decide against that?
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