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optimize MPI_Sendrecv if a process has to exchange with himself only
authorAugustin Degomme <degomme@idpann.imag.fr>
Wed, 26 Jun 2013 15:01:38 +0000 (17:01 +0200)
committerAugustin Degomme <degomme@idpann.imag.fr>
Wed, 26 Jun 2013 15:01:38 +0000 (17:01 +0200)
commitf746a1cfd3b3d8530468c78096133eb8ffa1fd90
treecff3f4f1cc9689248b3d6721a62a26a003878467
parentd280c6ed36861ca6a0c72aaea747f28c20c4eae1
optimize MPI_Sendrecv if a process has to exchange with himself only
This helps avoiding some lockings of lazy network model when one process waits for itself
src/smpi/smpi_base.c
teshsuite/smpi/mpich-test/coll/runtests