[Mpi3-ft] Updated FT Chapter

Wesley Bland wbland at eecs.utk.edu
Wed May 9 08:20:16 CDT 2012

Clearly the number of changes involved in renaming AGREEMENT to AGREE and
INVALIDATE to REVOKE was overwhelming and made the document difficult to
read. I've removed all of those changes and attached another draft which
should be much simpler to parse.


On Tue, May 8, 2012 at 3:56 PM, Wesley Bland <wbland at eecs.utk.edu> wrote:

> We've completed the new draft of the FT chapter. I've attached just the FT
> chapter to this email. The rest of the document can be found on the ticket (
> https://svn.mpi-forum.org/trac/mpi-forum-web/ticket/323).
> In this new version, we've clarified many of the points raised at the
> forum meetings and on the recent conference calls. Here's a list:
> - MPI_COMM_INVALIDATE is now MPI_COMM_REVOKE due to naming conflicts
> (along with the RMA and I/O versions)
> - MPI_COMM_AGREEMENT is now MPI_COMM_AGREE to follow naming conventions
> - A paragraph was added to 17.1 (Introduction) to clarify that FT is
> optional, but implementing the new FT functions is not.
> - Section 17.2.2 (Point-to-Point and Collective Communication) has been
> reworked to try to make it more clean when to return MPI_ERR_PENDING and
> - The non-rooted collective discussion in the advice to users in Section
> 17.2.2 has been changed to make it more clear when collective operations
> might have non-uniform return values.
> - The definition of MPI_COMM_REVOKE has been clarified to further define
> that the function is not collective and does not have a matching call on
> remote processes.
> If you see more changes that you think would be helpful, please let us
> know either on this list or on the conference call tomorrow.
> Thanks,
> Wesley Bland
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