X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/f9b0b47d63fb3eed01420b0eabb455cb300f6cd7..28d7faa60b9789a70d99c922e163c4aa7de363de:/src/smpi/smpi_base.c

diff --git a/src/smpi/smpi_base.c b/src/smpi/smpi_base.c
index e76bdc1c3b..af7deebdcd 100644
--- a/src/smpi/smpi_base.c
+++ b/src/smpi/smpi_base.c
@@ -7,6 +7,7 @@
 #include "private.h"
 #include "xbt/virtu.h"
 #include "mc/mc.h"
+#include "mc/mc_replay.h"
 #include "xbt/replay.h"
 #include <errno.h>
 #include "simix/smx_private.h"
@@ -250,10 +251,8 @@ static MPI_Request build_request(void *buf, int count,
   else
     request->refcount = 0;
   request->op = MPI_REPLACE;
-#ifdef HAVE_TRACING
   request->send = 0;
   request->recv = 0;
-#endif
   if (flags & SEND) smpi_datatype_unuse(datatype);
 
   return request;
@@ -344,12 +343,14 @@ void smpi_mpi_start(MPI_Request request)
 
   if (request->flags & RECV) {
     print_request("New recv", request);
+        
+    xbt_mutex_t mut=smpi_process_mailboxes_mutex();
+    xbt_mutex_acquire(mut);
     
     if (request->flags & RMA || request->size < sg_cfg_get_int("smpi/async_small_thres")){
     //We have to check both mailboxes (because SSEND messages are sent to the large mbox). begin with the more appropriate one : the small one.
       mailbox = smpi_process_mailbox_small();
       XBT_DEBUG("Is there a corresponding send already posted in the small mailbox %p (in case of SSEND)?", mailbox);
-      XBT_DEBUG("Is there a corresponding send already posted the small mailbox %p (in case of SSEND)?", mailbox);
       smx_synchro_t action = simcall_comm_iprobe(mailbox, 0, request->src,request->tag, &match_recv, (void*)request);
     
       if(action ==NULL){
@@ -358,7 +359,6 @@ void smpi_mpi_start(MPI_Request request)
         action = simcall_comm_iprobe(mailbox, 0, request->src,request->tag, &match_recv, (void*)request);
         if(action ==NULL){
           XBT_DEBUG("Still nothing, switch back to the small mailbox : %p", mailbox);
-          XBT_DEBUG("Still notching, switch back to the small mailbox : %p", mailbox);
           mailbox = smpi_process_mailbox_small();
           }
       }else{
@@ -395,18 +395,16 @@ void smpi_mpi_start(MPI_Request request)
                                          request, -1.0);
         XBT_DEBUG("recv simcall posted");
 
-
+    xbt_mutex_release(mut);
   } else {
 
 
     int receiver = request->dst;
 
-    #ifdef HAVE_TRACING
-      int rank = request->src;
-      if (TRACE_smpi_view_internals()) {
-        TRACE_smpi_send(rank, rank, receiver,request->size);
-      }
-    #endif
+    int rank = request->src;
+    if (TRACE_smpi_view_internals()) {
+    	TRACE_smpi_send(rank, rank, receiver,request->size);
+    }
     print_request("New send", request);
     
         //if we are giving back the control to the user without waiting for completion, we have to inject timings
@@ -421,6 +419,9 @@ void smpi_mpi_start(MPI_Request request)
         XBT_DEBUG("sending size of %zu : sleep %f ", request->size, smpi_os(request->size));
     }
     
+    xbt_mutex_t mut=smpi_process_remote_mailboxes_mutex(receiver);
+    xbt_mutex_acquire(mut);
+    
     if (request->flags & RMA || request->size < sg_cfg_get_int("smpi/async_small_thres")) { // eager mode
       mailbox = smpi_process_remote_mailbox(receiver);
       XBT_DEBUG("Is there a corresponding recv already posted in the large mailbox %p?", mailbox);
@@ -456,11 +457,11 @@ void smpi_mpi_start(MPI_Request request)
         oldbuf = request->buf;
         if (!smpi_process_get_replaying() && oldbuf && request->size!=0){
           if((smpi_privatize_global_variables)
-      	      && ((char*)request->buf >= start_data_exe)
-	      && ((char*)request->buf < start_data_exe + size_data_exe )){
+            && ((char*) request->buf >= smpi_start_data_exe)
+            && ((char*)request->buf < smpi_start_data_exe + smpi_size_data_exe )){
             XBT_DEBUG("Privatization : We are sending from a zone inside global memory. Switch data segment ");
-       	    smpi_switch_data_segment(request->src);
-  	  }
+            smpi_switch_data_segment(request->src);
+          }
           buf = xbt_malloc(request->size);
           memcpy(buf,oldbuf,request->size);
           XBT_DEBUG("buf %p copied into %p",oldbuf,buf);
@@ -486,13 +487,11 @@ void smpi_mpi_start(MPI_Request request)
 
 
 
-#ifdef HAVE_TRACING
     /* FIXME: detached sends are not traceable (request->action == NULL) */
     if (request->action)
-      simcall_set_category(request->action, TRACE_internal_smpi_get_category());
-
-#endif
+    	simcall_set_category(request->action, TRACE_internal_smpi_get_category());
 
+    xbt_mutex_release(mut);
   }
 
 }
@@ -696,8 +695,8 @@ static void finish_wait(MPI_Request * request, MPI_Status * status)
     if((req->flags & ACCUMULATE) || (datatype->has_subtype == 1)){
       if (!smpi_process_get_replaying()){
         if( smpi_privatize_global_variables
-            && ((char*)req->old_buf >= start_data_exe)
-            && ((char*)req->old_buf < start_data_exe + size_data_exe )
+            && ((char*)req->old_buf >= smpi_start_data_exe)
+            && ((char*)req->old_buf < smpi_start_data_exe + smpi_size_data_exe )
         ){
             XBT_VERB("Privatization : We are unserializing to a zone in global memory - Switch data segment ");
             smpi_switch_data_segment(smpi_process_index());
@@ -721,7 +720,6 @@ static void finish_wait(MPI_Request * request, MPI_Status * status)
 
   }
 
-#ifdef HAVE_TRACING
   if (TRACE_smpi_view_internals()) {
     if(req->flags & RECV){
       int rank = smpi_process_index();
@@ -729,7 +727,6 @@ static void finish_wait(MPI_Request * request, MPI_Status * status)
       TRACE_smpi_recv(rank, src_traced, rank);
     }
   }
-#endif
 
   if(req->detached_sender!=NULL){
     smpi_mpi_request_free(&(req->detached_sender));