static char MTEST_Descrip[] = "Locks with no RMA operations";
*/
-int main( int argc, char *argv[] )
+int main(int argc, char *argv[])
{
int errs = 0;
int rank, size, i;
- MPI_Comm comm;
- MPI_Win win;
- int *winbuf, count;
+ MPI_Comm comm;
+ MPI_Win win;
+ int *winbuf, count;
- MTest_Init( &argc, &argv );
+ MTest_Init(&argc, &argv);
comm = MPI_COMM_WORLD;
- MPI_Comm_rank( comm, &rank );
- MPI_Comm_size( comm, &size );
+ MPI_Comm_rank(comm, &rank);
+ MPI_Comm_size(comm, &size);
/* Allocate and initialize buf */
- count = 1000;
+ count = 1000;
- MPI_Alloc_mem( count*sizeof(int), MPI_INFO_NULL, &winbuf );
+ MPI_Alloc_mem(count * sizeof(int), MPI_INFO_NULL, &winbuf);
- MPI_Win_create( winbuf, count * sizeof(int), sizeof(int), MPI_INFO_NULL,
- comm, &win );
+ MPI_Win_create(winbuf, count * sizeof(int), sizeof(int), MPI_INFO_NULL, comm, &win);
/* Clear winbuf */
- memset( winbuf, 0, count*sizeof(int) );
+ memset(winbuf, 0, count * sizeof(int));
- /* Note that for i == rank, this is a useful operation - it allows
- the programmer to use direct loads and stores, rather than
- put/get/accumulate, to access the local memory window. */
- for (i=0; i<size; i++) {
- MPI_Win_lock( MPI_LOCK_EXCLUSIVE, i, 0, win );
- MPI_Win_unlock( i, win );
+ /* Note that for i == rank, this is a useful operation - it allows
+ * the programmer to use direct loads and stores, rather than
+ * put/get/accumulate, to access the local memory window. */
+ for (i = 0; i < size; i++) {
+ MPI_Win_lock(MPI_LOCK_EXCLUSIVE, i, 0, win);
+ MPI_Win_unlock(i, win);
}
- for (i=0; i<size; i++) {
- MPI_Win_lock( MPI_LOCK_SHARED, i, 0, win );
- MPI_Win_unlock( i, win );
+ for (i = 0; i < size; i++) {
+ MPI_Win_lock(MPI_LOCK_SHARED, i, 0, win);
+ MPI_Win_unlock(i, win);
}
- MPI_Win_free( &win );
- MPI_Free_mem( winbuf );
+ MPI_Win_free(&win);
+ MPI_Free_mem(winbuf);
/* If this test completes, no error has been found */
/* A more complete test may ensure that local locks in fact block
- remote, exclusive locks */
- MTest_Finalize( errs );
+ * remote, exclusive locks */
+ MTest_Finalize(errs);
MPI_Finalize();
return 0;
