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openmpi/opal/mca/common/verbs/common_verbs_mca.c
Alina Sklarevich 1560ed9761 initialize opal_common_verbs_want_fork_support to -1.
This way, if the call to ibv_fork_init() fails, the job will still
continue.
2015-03-05 14:29:09 +02:00

61 строка
2.3 KiB
C

/*
* Copyright (c) 2012 Cisco Systems, Inc. All rights reserved.
*
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "opal_config.h"
#include "common_verbs.h"
#include "opal/mca/base/mca_base_var.h"
/***********************************************************************/
static bool registered = false;
static int warn_nonexistent_if_index = -1;
bool opal_common_verbs_warn_nonexistent_if = true;
int opal_common_verbs_want_fork_support = -1;
static void register_internal(void)
{
opal_common_verbs_warn_nonexistent_if = true;
warn_nonexistent_if_index =
mca_base_var_register("opal", "opal_common", "verbs", "warn_nonexistent_if",
"Warn if non-existent devices and/or ports are specified in device include/exclude MCA parameters "
"(0 = do not warn; any other value = warn)",
MCA_BASE_VAR_TYPE_BOOL, NULL, 0, MCA_BASE_VAR_FLAG_SETTABLE,
OPAL_INFO_LVL_9, MCA_BASE_VAR_SCOPE_LOCAL,
&opal_common_verbs_warn_nonexistent_if);
/* A depreacated synonym */
mca_base_var_register_synonym(warn_nonexistent_if_index, "ompi", "ompi_common",
"verbs", "warn_nonexistent_if", MCA_BASE_VAR_SYN_FLAG_DEPRECATED);
mca_base_var_register("opal", "opal_common", "verbs", "want_fork_support",
"Whether fork support is desired or not "
"(negative = try to enable fork support, but continue even "
"if it is not available, 0 = do not enable fork support, "
"positive = try to enable fork support and fail if it is not available)",
MCA_BASE_VAR_TYPE_INT, NULL, 0, MCA_BASE_VAR_FLAG_SETTABLE,
OPAL_INFO_LVL_8, MCA_BASE_VAR_SCOPE_ALL_EQ,
&opal_common_verbs_want_fork_support);
registered = true;
}
void opal_common_verbs_mca_register(mca_base_component_t *component)
{
if (!registered) {
register_internal();
}
/* Make synonym for the common_verbs MCA params. */
mca_base_var_register_synonym(warn_nonexistent_if_index, "ompi", component->mca_type_name,
component->mca_component_name, "warn_nonexistent_if", 0);
}