initialize the 2d fifo array.

This commit was SVN r2489.

src/mca/ptl/sm/src/ptl_sm.c

@@ -250,10 +250,10 @@ int mca_ptl_sm_add_procs(
                     ( (char *)(mca_ptl_sm_component.sm_ctl_header->fifo[i]) -
                     (char *)(mca_ptl_sm_component.sm_mpool->mpool_base()) );
                 /* initialize the ompi_fifo_t structures */
-                for( j=0 ; j < n_to_allocate ; j++ ) {
                 fifo_addr=(ompi_fifo_t *) (
-                        ((char *)(mca_ptl_sm_component.sm_ctl_header->fifo[i])) +
-                        mca_ptl_sm_component.sm_offset);
+                        ((char *)(mca_ptl_sm_component.sm_ctl_header->fifo[i])) 
+                        + mca_ptl_sm_component.sm_offset);
+                for( j=0 ; j < n_to_allocate ; j++ ) {
                     fifo_addr[j].head=OMPI_CB_FREE;
                     fifo_addr[j].tail=OMPI_CB_FREE;
                     ompi_atomic_unlock(&(fifo_addr[j].head_lock));
@@ -268,6 +268,12 @@ int mca_ptl_sm_add_procs(
         /* Note:  Need to make sure that proc 0 initializes control
          * structures before any of the other procs can progress */
         if( 0 != mca_ptl_sm_component.my_smp_rank ) {
+
+            /* spin unitl local proc 0 initializes the segment */
+            while(!mca_ptl_sm_component.mmap_file->map_seg->seg_inited)
+                {
+                    ;
+                }
         }
 
         /* Initizlize queue data structures