Mellanox --
Isn't this redundant with the "pml" MCA parameter? For example, you can
disable MXM via:
mpirun --mca pml ^mxm ...
(I said the same thing on #2988, the CMR to move this commit to v1.5.5)
On Jan 30, 2012, at 6:14 AM, mi...@osl.iu.edu wrote:
> Author: miked
> Date: 2012-01-30 06:14:20 EST (Mon, 30 Jan 2012)
> New Revision: 25813
> URL: https://svn.open-mpi.org/trac/ompi/changeset/25813
>
> Log:
> add mca param to enable/disable mxm
> Text files modified:
> trunk/ompi/mca/mtl/mxm/mtl_mxm_component.c | 11 +++++++++++
>
> trunk/ompi/mca/mtl/mxm/mtl_mxm_types.h | 1 +
>
> 2 files changed, 12 insertions(+), 0 deletions(-)
>
> Modified: trunk/ompi/mca/mtl/mxm/mtl_mxm_component.c
> ==============================================================================
> --- trunk/ompi/mca/mtl/mxm/mtl_mxm_component.c (original)
> +++ trunk/ompi/mca/mtl/mxm/mtl_mxm_component.c 2012-01-30 06:14:20 EST
> (Mon, 30 Jan 2012)
> @@ -72,6 +72,12 @@
> 0,
> &ompi_mtl_mxm.verbose);
>
> + mca_base_param_reg_int(&mca_mtl_mxm_component.super.mtl_version,
> "enable",
> + "Enable/Disable MXM component",
> + false, false,
> + 1,
> + &ompi_mtl_mxm.enabled);
> +
> return OMPI_SUCCESS;
> }
>
> @@ -82,6 +88,11 @@
> mca_mtl_mxm_output = opal_output_open(NULL);
> opal_output_set_verbosity(mca_mtl_mxm_output, ompi_mtl_mxm.verbose);
>
> + if (0 == ompi_mtl_mxm.enabled) {
> + MXM_VERBOSE(1, "MTL/MXM was disabled on user request");
> + return OPAL_ERR_NOT_AVAILABLE;
> + }
> +
> mxm_fill_context_opts(&ompi_mtl_mxm.mxm_opts);
> err = mxm_init(&ompi_mtl_mxm.mxm_opts, &ompi_mtl_mxm.mxm_context);
> if (MXM_OK != err) {
>
> Modified: trunk/ompi/mca/mtl/mxm/mtl_mxm_types.h
> ==============================================================================
> --- trunk/ompi/mca/mtl/mxm/mtl_mxm_types.h (original)
> +++ trunk/ompi/mca/mtl/mxm/mtl_mxm_types.h 2012-01-30 06:14:20 EST (Mon,
> 30 Jan 2012)
> @@ -27,6 +27,7 @@
> typedef struct mca_mtl_mxm_module_t {
> mca_mtl_base_module_t super; /**< base MTL interface */
> int verbose;
> + int enabled;
> mxm_h mxm_context;
> mxm_context_opts_t mxm_opts;
> mxm_ep_h ep;
> _______________________________________________
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--
Jeff Squyres
jsquy...@cisco.com
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