Hi Jim,
On 13:53 Tue 15 Jun , Jim Schutt wrote:
> diff --git a/opensm/opensm/osm_opensm.c b/opensm/opensm/osm_opensm.c
> index d3dc02e..5614240 100644
> --- a/opensm/opensm/osm_opensm.c
> +++ b/opensm/opensm/osm_opensm.c
> @@ -147,7 +147,8 @@ static void append_routing_engine(osm_opensm_t *osm,
> r->next = routing_engine;
> }
>
> -static void setup_routing_engine(osm_opensm_t *osm, const char *name)
> +static struct osm_routing_engine *setup_routing_engine(osm_opensm_t *osm,
> + const char *name)
> {
> struct osm_routing_engine *re;
> const struct routing_engine_module *m;
> @@ -158,47 +159,53 @@ static void setup_routing_engine(osm_opensm_t *osm,
> const char *name)
> if (!re) {
> OSM_LOG(&osm->log, OSM_LOG_VERBOSE,
> "memory allocation failed\n");
> - return;
> + return NULL;
> }
> memset(re, 0, sizeof(struct osm_routing_engine));
>
> re->name = m->name;
> + re->type = osm_routing_engine_type(m->name);
> if (m->setup(re, osm)) {
> OSM_LOG(&osm->log, OSM_LOG_VERBOSE,
> "setup of routing"
> " engine \'%s\' failed\n", name);
> - return;
> + free(re);
> + return NULL;
> }
> OSM_LOG(&osm->log, OSM_LOG_DEBUG,
> "\'%s\' routing engine set up\n", re->name);
> - append_routing_engine(osm, re);
> - return;
> + if (re->type == OSM_ROUTING_ENGINE_TYPE_MINHOP)
> + osm->default_routing_engine = re;
> + return re;
> }
> }
>
> OSM_LOG(&osm->log, OSM_LOG_ERROR,
> "cannot find or setup routing engine \'%s\'\n", name);
> + return NULL;
> }
>
> static void setup_routing_engines(osm_opensm_t *osm, const char
> *engine_names)
> {
> char *name, *str, *p;
> + struct osm_routing_engine *re;
>
> - if (!engine_names || !*engine_names) {
> - setup_routing_engine(osm, "minhop");
> - return;
> + if (engine_names && *engine_names) {
> + str = strdup(engine_names);
> + name = strtok_r(str, ", \t\n", &p);
> + while (name && *name) {
> + re = setup_routing_engine(osm, name);
> + if (re)
> + append_routing_engine(osm, re);
> + name = strtok_r(NULL, ", \t\n", &p);
> + }
> + free(str);
> }
> -
> - str = strdup(engine_names);
> - name = strtok_r(str, ", \t\n", &p);
> - while (name && *name) {
> - setup_routing_engine(osm, name);
> - name = strtok_r(NULL, ", \t\n", &p);
> + if (!osm->default_routing_engine) {
> + re = setup_routing_engine(osm, "minhop");
> + if (!osm->routing_engine_list && re)
> + append_routing_engine(osm, re);
Shouldn't here be:
osm->default_routing_engine = re;
too?
> }
> - free(str);
> -
> - if (!osm->routing_engine_list)
> - setup_routing_engine(osm, "minhop");
> }
>
> void osm_opensm_construct(IN osm_opensm_t * p_osm)
So that this chunk in osm_ucast_mgr_process() (below) will not break
over NULL pointer?
> - if (p_osm->routing_engine_used == OSM_ROUTING_ENGINE_TYPE_NONE) {
> + if (!p_osm->routing_engine_used) {
> /* If configured routing algorithm failed, use default MinHop */
> - osm_ucast_mgr_build_lid_matrices(p_mgr);
> - ucast_mgr_build_lfts(p_mgr);
> + struct osm_routing_engine *r = p_osm->default_routing_engine;
> +
> + r->build_lid_matrices(r->context);
> + r->ucast_build_fwd_tables(r->context);
> + p_osm->routing_engine_used = r;
> osm_ucast_mgr_set_fwd_tables(p_mgr);
> - p_osm->routing_engine_used = OSM_ROUTING_ENGINE_TYPE_MINHOP;
> }
Sasha
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