change hardcoded values into mca params

This commit was SVN r9815.

ompi/mca/btl/sm/btl_sm.h

@@ -85,6 +85,8 @@ struct mca_btl_sm_component_t {
     int sm_free_list_num;              /**< initial size of free lists */
     int sm_free_list_max;              /**< maximum size of free lists */
     int sm_free_list_inc;              /**< number of elements to alloc when growing free lists */
+    int sm_exclusivity;                /**< exclusivity setting */
+    int sm_latency;                    /**< lowest latency */
     int sm_max_procs;                  /**< upper limit on the number of processes using the shared memory pool */
     int sm_extra_procs;                /**< number of extra procs to allow */
     char* sm_mpool_name;               /**< name of shared memory pool module */

ompi/mca/btl/sm/btl_sm_component.c

@@ -126,6 +126,10 @@ int mca_btl_sm_component_open(void)
         mca_btl_sm_param_register_int("free_list_max", -1);
     mca_btl_sm_component.sm_free_list_inc =
         mca_btl_sm_param_register_int("free_list_inc", 256);
+    mca_btl_sm_component.sm_exclusivity =
+        mca_btl_sm_param_register_int("exclusivity", MCA_BTL_EXCLUSIVITY_HIGH-1);
+    mca_btl_sm_component.sm_latency =
+        mca_btl_sm_param_register_int("latency", 100);
     mca_btl_sm_component.sm_max_procs =
         mca_btl_sm_param_register_int("max_procs", -1);
     mca_btl_sm_component.sm_extra_procs =
@@ -283,8 +287,8 @@ mca_btl_base_module_t** mca_btl_sm_component_init(
          * mca_btl_sm_add_procs) or we will face segfault as only the first
          * allocate memory for the mca_btl_sm_component.sm_proc_connect array.
          */
-        mca_btl_sm[i].super.btl_exclusivity=MCA_BTL_EXCLUSIVITY_HIGH-1-i;  /* always use this btl */
-        mca_btl_sm[i].super.btl_latency=100;      /* lowest latency */
+        mca_btl_sm[i].super.btl_exclusivity=mca_btl_sm_component.sm_exclusivity;
+        mca_btl_sm[i].super.btl_latency=mca_btl_sm_component.sm_latency; /* lowest latency */
         mca_btl_sm[i].super.btl_bandwidth=900; /* not really used now since exclusivity is set to the highest value */
     }