diff --git a/PYTHON/CMakeLists.txt b/PYTHON/CMakeLists.txt
index 947316e6..04f2960f 100644
--- a/PYTHON/CMakeLists.txt
+++ b/PYTHON/CMakeLists.txt
@@ -17,7 +17,7 @@ get_target_property(superlu_dist_soversion superlu_dist SOVERSION)
 set_target_properties(superlu_dist_python PROPERTIES VERSION ${superlu_dist_version})
 set_target_properties(superlu_dist_python PROPERTIES SOVERSION ${superlu_dist_soversion})
 target_link_libraries(superlu_dist_python superlu_dist)
-add_dependencies(superlu_dist_python config_f)
+# add_dependencies(superlu_dist_python config_f)
 
 set(PY_SCRIPT_SOURCE ${CMAKE_SOURCE_DIR}/PYTHON/pddrive.py)
 set(PY_SCRIPT_DEST ${CMAKE_BINARY_DIR}/PYTHON/pddrive.py)
diff --git a/SRC/complex16/pzgssvx.c b/SRC/complex16/pzgssvx.c
index c5dc7e9b..99dc6bd5 100755
--- a/SRC/complex16/pzgssvx.c
+++ b/SRC/complex16/pzgssvx.c
@@ -1127,9 +1127,10 @@ pzgssvx(superlu_dist_options_t *options, SuperMatrix *A,
 	if (symb_comm != MPI_COMM_NULL) MPI_Comm_free (&symb_comm);
 
 	/* Distribute entries of A into L & U data structures. */
-	//if (parSymbFact == NO || ???? Fact == SamePattern_SameRowPerm) {
-	if ( parSymbFact == NO ) {
-	    /* CASE OF SERIAL SYMBOLIC */
+	if (parSymbFact == NO || Fact == SamePattern_SameRowPerm) {
+	//if ( parSymbFact == NO ) {
+	    /* Case of serial symbolic,
+	       or parallel symbolic and reuse L&U structure, only redistribute A */
   	    /* Apply column permutation to the original distributed A */
 	    for (j = 0; j < nnz_loc; ++j) colind[j] = perm_c[colind[j]];
 
@@ -1390,7 +1391,7 @@ pzgssvx(superlu_dist_options_t *options, SuperMatrix *A,
 
 
 
-    /* nvshmem related. */
+    /* nvshmem related */
     #ifdef HAVE_NVSHMEM
 		nsupers = Glu_persist->supno[n-1] + 1;
 		int nc = CEILING( nsupers, grid->npcol);
@@ -1405,6 +1406,7 @@ pzgssvx(superlu_dist_options_t *options, SuperMatrix *A,
 		if (get_acc_solve()){
 		nv_init_wrapper(grid->comm);
 		zprepare_multiGPU_buffers(flag_bc_size,flag_rd_size,ready_x_size,ready_lsum_size,my_flag_bc_size,my_flag_rd_size);
+
 		}
 	#endif
 
diff --git a/SRC/double/pdgssvx.c b/SRC/double/pdgssvx.c
index 60f412a8..0d558aca 100755
--- a/SRC/double/pdgssvx.c
+++ b/SRC/double/pdgssvx.c
@@ -1126,9 +1126,10 @@ pdgssvx(superlu_dist_options_t *options, SuperMatrix *A,
 	if (symb_comm != MPI_COMM_NULL) MPI_Comm_free (&symb_comm);
 
 	/* Distribute entries of A into L & U data structures. */
-	//if (parSymbFact == NO || ???? Fact == SamePattern_SameRowPerm) {
-	if ( parSymbFact == NO ) {
-	    /* CASE OF SERIAL SYMBOLIC */
+	if (parSymbFact == NO || Fact == SamePattern_SameRowPerm) {
+	//if ( parSymbFact == NO ) {
+	    /* Case of serial symbolic,
+	       or parallel symbolic and reuse L&U structure, only redistribute A */
   	    /* Apply column permutation to the original distributed A */
 	    for (j = 0; j < nnz_loc; ++j) colind[j] = perm_c[colind[j]];
 
@@ -1165,6 +1166,7 @@ pdgssvx(superlu_dist_options_t *options, SuperMatrix *A,
 
 	/*if (!iam) printf ("\tDISTRIBUTE time  %8.2f\n", stat->utime[DIST]);*/
 
+
 	/* Perform numerical factorization in parallel. */
 	t = SuperLU_timer_();
     // #pragma omp parallel
@@ -1384,7 +1386,7 @@ pdgssvx(superlu_dist_options_t *options, SuperMatrix *A,
 
 
 
-    /* nvshmem related. */
+    /* nvshmem related */
     #ifdef HAVE_NVSHMEM
 		nsupers = Glu_persist->supno[n-1] + 1;
 		int nc = CEILING( nsupers, grid->npcol);
@@ -1397,8 +1399,9 @@ pdgssvx(superlu_dist_options_t *options, SuperMatrix *A,
 		int ready_x_size = maxrecvsz*nc;
 		int ready_lsum_size = 2*maxrecvsz*nr;
 		if (get_acc_solve()){
-		nv_init_wrapper(grid->comm);	
+		nv_init_wrapper(grid->comm);
 		dprepare_multiGPU_buffers(flag_bc_size,flag_rd_size,ready_x_size,ready_lsum_size,my_flag_bc_size,my_flag_rd_size);
+
 		}
 	#endif
 
diff --git a/SRC/single/psgssvx.c b/SRC/single/psgssvx.c
index c9e6a0b6..0a395525 100755
--- a/SRC/single/psgssvx.c
+++ b/SRC/single/psgssvx.c
@@ -1126,9 +1126,10 @@ psgssvx(superlu_dist_options_t *options, SuperMatrix *A,
 	if (symb_comm != MPI_COMM_NULL) MPI_Comm_free (&symb_comm);
 
 	/* Distribute entries of A into L & U data structures. */
-	//if (parSymbFact == NO || ???? Fact == SamePattern_SameRowPerm) {
-	if ( parSymbFact == NO ) {
-	    /* CASE OF SERIAL SYMBOLIC */
+	if (parSymbFact == NO || Fact == SamePattern_SameRowPerm) {
+	//if ( parSymbFact == NO ) {
+	    /* Case of serial symbolic,
+	       or parallel symbolic and reuse L&U structure, only redistribute A */
   	    /* Apply column permutation to the original distributed A */
 	    for (j = 0; j < nnz_loc; ++j) colind[j] = perm_c[colind[j]];
 
@@ -1385,7 +1386,7 @@ psgssvx(superlu_dist_options_t *options, SuperMatrix *A,
 
 
 
-    /* nvshmem related.*/
+    /* nvshmem related */
     #ifdef HAVE_NVSHMEM
 		nsupers = Glu_persist->supno[n-1] + 1;
 		int nc = CEILING( nsupers, grid->npcol);
@@ -1400,10 +1401,10 @@ psgssvx(superlu_dist_options_t *options, SuperMatrix *A,
 		if (get_acc_solve()){
 		nv_init_wrapper(grid->comm);
 		sprepare_multiGPU_buffers(flag_bc_size,flag_rd_size,ready_x_size,ready_lsum_size,my_flag_bc_size,my_flag_rd_size);
+
 		}
 	#endif
 
-
     } /* end if (!factored) */
 
     if ( options->Fact == DOFACT || options->Fact == SamePattern ) {