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| author | Dave Love <fx@gnu.org> | 2017-07-27 15:52:34 +0100 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2017-08-21 17:04:54 +0200 |
| commit | 685bef2bd1d92678c7f7104fee9f6e46438d88f8 (patch) | |
| tree | 416590f4c1a72433dd226119c1c8a1768aeed620 /gnu | |
| parent | cf684d87d7446ffe33ca4c73bf51dc24fa5a7129 (diff) | |
| download | guix-685bef2bd1d92678c7f7104fee9f6e46438d88f8.tar guix-685bef2bd1d92678c7f7104fee9f6e46438d88f8.tar.gz | |
gnu: openmpi: Add separate variant with thread-multiple support.
* gnu/packages/mpi.scm (openmpi)[arguments]: Remove
"--enable-mpi-thread-multiple".
(openmpi-thread-multiple): New variable.
Signed-off-by: Ludovic Courtès <ludovic.courtes@inria.fr>
Diffstat (limited to 'gnu')
| -rw-r--r-- | gnu/packages/mpi.scm | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/gnu/packages/mpi.scm b/gnu/packages/mpi.scm index d6423aa6fc..ac7b9b2545 100644 --- a/gnu/packages/mpi.scm +++ b/gnu/packages/mpi.scm @@ -135,7 +135,6 @@ bind processes, and much more.") (arguments `(#:configure-flags `("--enable-static" - "--enable-mpi-thread-multiple" "--enable-builtin-atomics" "--enable-mpi-ext=all" @@ -184,3 +183,17 @@ best MPI library available. Open MPI offers advantages for system and software vendors, application developers and computer science researchers.") ;; See file://LICENSE (license bsd-2))) + +(define-public openmpi-thread-multiple + (package + (inherit openmpi) + (name "openmpi-thread-multiple") + (arguments + (substitute-keyword-arguments (package-arguments openmpi) + ((#:configure-flags flags) + `(cons "--enable-mpi-thread-multiple" ,flags)))) + (description " This version of Open@tie{}MPI has an implementation of +@code{MPI_Init_thread} that provides @code{MPI_THREAD_MULTIPLE}. This won't +work correctly with all transports (such as @code{openib}), and the +performance is generally worse than the vanilla @code{openmpi} package, which +only provides @code{MPI_THREAD_FUNNELED}."))) |