[Mpi3-rma] MPI-3.1 consideration slides
Pavan Balaji
balaji at mcs.anl.gov
Tue Dec 4 13:08:28 CST 2012
The slide talks about mixed PUT/GET and load/store to different
locations, which are not allowed in the SEPARATE model.
-- Pavan
On 12/03/2012 02:22 PM US Central Time, Rajeev Thakur wrote:
> The change suggested on slide 2 is not right.
>
> In the existing standard, for the separate memory model, the restriction is that a put/accumulate must not access a target window once a local update (to anywhere in the window) has started or a put/get (to *overlapping memory locations* in the window) has started.
>
> You are allowed to do concurrent put/gets to distinct memory locations in the same window.
>
> So the change needed is say "put/get to overlapping memory locations" instead of "put/get to an overlapping window".
>
> Rajeev
>
>
>
> On Dec 1, 2012, at 8:21 PM, Pavan Balaji wrote:
>
>> All,
>>
>> Please see the attached slides as consideration items for MPI-3.1.
>>
>> -- Pavan
>>
>> --
>> Pavan Balaji
>> http://www.mcs.anl.gov/~balaji
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>
>
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--
Pavan Balaji
http://www.mcs.anl.gov/~balaji
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