changes required by dr

This commit was SVN r8580.

ompi/mca/bml/base/bml_base_endpoint.c

@@ -25,25 +25,26 @@
 
 
 
-static void mca_bml_base_endpoint_construct(mca_bml_base_endpoint_t* proc)
+static void mca_bml_base_endpoint_construct(mca_bml_base_endpoint_t* ep)
 {
-    proc->btl_proc = NULL;
+    ep->btl_proc = NULL;
-    proc->btl_rdma_offset = 0;
+    ep->btl_rdma_offset = 0;
-    proc->btl_flags = 0;
+    ep->btl_max_send_size = 0;
+    ep->btl_flags = 0;
     
-    OBJ_CONSTRUCT(&proc->btl_lock, opal_mutex_t);
+    OBJ_CONSTRUCT(&ep->btl_lock, opal_mutex_t);
-    OBJ_CONSTRUCT(&proc->btl_eager, mca_bml_base_btl_array_t);
+    OBJ_CONSTRUCT(&ep->btl_eager, mca_bml_base_btl_array_t);
-    OBJ_CONSTRUCT(&proc->btl_send,  mca_bml_base_btl_array_t);
+    OBJ_CONSTRUCT(&ep->btl_send,  mca_bml_base_btl_array_t);
-    OBJ_CONSTRUCT(&proc->btl_rdma,  mca_bml_base_btl_array_t);
+    OBJ_CONSTRUCT(&ep->btl_rdma,  mca_bml_base_btl_array_t);
 }
 
 
-static void mca_bml_base_endpoint_destruct(mca_bml_base_endpoint_t* proc)
+static void mca_bml_base_endpoint_destruct(mca_bml_base_endpoint_t* ep)
 {
-    OBJ_DESTRUCT(&proc->btl_lock);
+    OBJ_DESTRUCT(&ep->btl_lock);
-    OBJ_DESTRUCT(&proc->btl_eager);
+    OBJ_DESTRUCT(&ep->btl_eager);
-    OBJ_DESTRUCT(&proc->btl_send);
+    OBJ_DESTRUCT(&ep->btl_send);
-    OBJ_DESTRUCT(&proc->btl_rdma);
+    OBJ_DESTRUCT(&ep->btl_rdma);
 }
 
 

ompi/mca/bml/bml.h

@@ -204,13 +204,14 @@ static inline mca_bml_base_btl_t* mca_bml_base_btl_array_find(
  */
 struct mca_bml_base_endpoint_t {
     mca_pml_proc_t           super;
-    struct ompi_proc_t       *btl_proc;        /**< back-pointer to ompi_proc_t */
+    struct ompi_proc_t       *btl_proc;         /**< back-pointer to ompi_proc_t */
-    opal_mutex_t             btl_lock;         /**< lock to protect against concurrent access */
+    opal_mutex_t             btl_lock;          /**< lock to protect against concurrent access */
-    int                      btl_flags;        /**< prefered method of accessing this peer */
+    int                      btl_flags;         /**< prefered method of accessing this peer */
-    size_t                   btl_rdma_offset;  /**< max of min rdma size for available rmda btls */
+    size_t                   btl_rdma_offset;   /**< max of min rdma size for available rmda btls */
-    mca_bml_base_btl_array_t btl_eager;        /**< array of btls to use for first fragments */
+    size_t                   btl_max_send_size; /**< min of max send size for available send btls */
-    mca_bml_base_btl_array_t btl_send;         /**< array of btls to use for remaining fragments */
+    mca_bml_base_btl_array_t btl_eager;         /**< array of btls to use for first fragments */
-    mca_bml_base_btl_array_t btl_rdma;         /**< array of btls that support (prefer) rdma */
+    mca_bml_base_btl_array_t btl_send;          /**< array of btls to use for remaining fragments */
+    mca_bml_base_btl_array_t btl_rdma;          /**< array of btls that support (prefer) rdma */
 };
 typedef struct mca_bml_base_endpoint_t mca_bml_base_endpoint_t;
                               

ompi/mca/bml/r2/bml_r2.c

@@ -248,6 +248,7 @@ int mca_bml_r2_add_procs(
                     mca_bml_base_btl_array_reserve(&bml_endpoint->btl_eager, mca_bml_r2.num_btl_modules);
                     mca_bml_base_btl_array_reserve(&bml_endpoint->btl_send,  mca_bml_r2.num_btl_modules);
                     mca_bml_base_btl_array_reserve(&bml_endpoint->btl_rdma,  mca_bml_r2.num_btl_modules);
+                    bml_endpoint->btl_max_send_size = -1;
                     bml_endpoint->btl_proc =   proc;
                     proc->proc_pml = (struct mca_pml_proc_t*) bml_endpoint; 
                     
@@ -368,6 +369,10 @@ int mca_bml_r2_add_procs(
                 *bml_btl_new = *bml_btl;
             }
 
+            /* set endpoint max send size as min of available btls */
+            if(bml_endpoint->btl_max_send_size > btl->btl_max_send_size)
+               bml_endpoint->btl_max_send_size = btl->btl_max_send_size;
+
             /* check flags - is rdma prefered */
             if(btl->btl_flags & (MCA_BTL_FLAGS_PUT|MCA_BTL_FLAGS_GET) &&
                proc->proc_arch == ompi_proc_local_proc->proc_arch) {