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openmpi/ompi/mpi
George Bosilca 0f0c27a184
Allow MPI_PROC_NULL as neighbor.
Allowing MPI_PROC_NULL as a neighbor in any topology allows us to add
gaps on the send and recv buffers. This does make the traditional
neighbor collective have a similar behavior as the V version, but in
same time it allows the users to skip the step where they prepare the
counts and the displacement array.

For more info please take a look at issue #4675.

Signed-off-by: George Bosilca <bosilca@icl.utk.edu>
2018-03-09 12:20:26 +09:00
..
c Allow MPI_PROC_NULL as neighbor. 2018-03-09 12:20:26 +09:00
cxx configury: remove the --disable-mpi-io option 2017-09-20 14:39:09 +09:00
fortran Merge pull request #4681 from nathanweeks/issue/f08_mpi_errcodes_ignore 2018-01-10 12:34:16 -05:00
java mpi/java: Remove dlopen() workaround 2017-08-24 11:56:17 -04:00
man man: fix indentation of MPI_Comm_spawn[_multiple] 2018-01-15 11:29:15 +09:00
tool mca/base: add support for additional variable types 2018-03-01 20:42:27 -07:00
help-mpi-api.txt Revert "Update to sync with OMPI master and cleanup to build" 2016-11-22 15:03:20 -08:00
Makefile.am Revert "Update to sync with OMPI master and cleanup to build" 2016-11-22 15:03:20 -08:00