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authorJoel Sherrill <joel.sherrill@OARcorp.com>2011-08-02 14:19:46 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>2011-08-02 14:19:46 +0000
commitf8d760bc963dec8d166b04a4c42654fc7697ff68 (patch)
tree0470841456b85ed31b6fc576a6794009fc470cfb /testsuites/psxtmtests/psxtmrwlock02/init.c
parent2011-08-02 Sebastien Bourdeauducq <sebastien.bourdeauducq@gmail.com> (diff)
downloadrtems-f8d760bc963dec8d166b04a4c42654fc7697ff68.tar.bz2
2011-08-02 Ricardo Aguirre <el.mastin@ymail.com>
PR 1875/tests * Makefile.am, configure.ac, psxtmtests_plan.csv: Add benchmark of pthread_rwlock_rdlock - not available, blocks. * psxtmrwlock02/.cvsignore, psxtmrwlock02/Makefile.am, psxtmrwlock02/init.c, psxtmrwlock02/psxtmrwlock02.doc: New files.
Diffstat (limited to '')
-rw-r--r--testsuites/psxtmtests/psxtmrwlock02/init.c130
1 files changed, 130 insertions, 0 deletions
diff --git a/testsuites/psxtmtests/psxtmrwlock02/init.c b/testsuites/psxtmtests/psxtmrwlock02/init.c
new file mode 100644
index 0000000000..a1b8094223
--- /dev/null
+++ b/testsuites/psxtmtests/psxtmrwlock02/init.c
@@ -0,0 +1,130 @@
+/*
+ * COPYRIGHT (c) 1989-2011.
+ * On-Line Applications Research Corporation (OAR).
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ *
+ * $Id$
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+#include <coverhd.h>
+#include <errno.h>
+#include <timesys.h>
+#include <tmacros.h>
+#include <pthread.h>
+#include <sched.h>
+#include <rtems/timerdrv.h>
+#include "test_support.h"
+
+pthread_rwlock_t rwlock;
+
+void *Low(
+ void *argument
+)
+{
+ uint32_t end_time;
+
+ /*
+ * Now we have finished the thread startup overhead,
+ * so let other threads run. When we return, we can
+ * finish the benchmark.
+ */
+ sched_yield();
+ /* let other threads run */
+
+ end_time = benchmark_timer_read();
+
+ put_time(
+ "pthread_rwlock_rdlock - not available, blocks",
+ end_time,
+ OPERATION_COUNT,
+ 0,
+ 0
+ );
+
+ puts( "*** END OF POSIX TIME PSXTMRWLOCK 02 TEST ***" );
+
+ rtems_test_exit( 0 );
+ return NULL;
+}
+
+void *Middle(
+ void *argument
+)
+{
+ int status;
+
+ /*
+ * Now we have finished the thread startup overhead,
+ * so let other threads run. When we return, we can
+ * finish the benchmark.
+ */
+ sched_yield();
+ /* let other threads run */
+ /* this read lock operation will be blocked
+ * cause a write operation has the lock */
+ status = pthread_rwlock_rdlock(&rwlock);
+ rtems_test_assert( status == 0 );
+ return NULL;
+}
+
+void *POSIX_Init(
+ void *argument
+)
+{
+ int i;
+ int status;
+ pthread_t threadId;
+ pthread_rwlockattr_t attr;
+
+ puts( "\n\n*** POSIX TIME PSXTMRWLOCK 02 TEST ***" );
+
+ for ( i=0 ; i < OPERATION_COUNT - 1 ; i++ ) {
+ status = pthread_create( &threadId, NULL, Middle, NULL );
+ rtems_test_assert( !status );
+ }
+
+ status = pthread_create( &threadId, NULL, Low, NULL );
+ rtems_test_assert( !status );
+
+ /*
+ * Deliberately create the rwlock after the threads. This way if the
+ * threads do run before we intend, they will get an error.
+ */
+ status = pthread_rwlockattr_init( &attr );
+ rtems_test_assert( status == 0 );
+ status = pthread_rwlock_init( &rwlock, &attr );
+ rtems_test_assert( status == 0 );
+ /*
+ * Let the other threads start so the thread startup overhead,
+ * is accounted for. When we return, we can start the benchmark.
+ */
+ sched_yield();
+ /* let other threads run */
+
+ /* start the timer and switch through all the other tasks */
+ benchmark_timer_initialize();
+ /* write lock operation */
+ status = pthread_rwlock_wrlock(&rwlock);
+ rtems_test_assert( status == 0 );
+ return NULL;
+}
+
+/* configuration information */
+
+#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
+#define CONFIGURE_APPLICATION_NEEDS_TIMER_DRIVER
+
+#define CONFIGURE_MAXIMUM_POSIX_THREADS OPERATION_COUNT + 2
+#define CONFIGURE_MAXIMUM_POSIX_RWLOCKS 1
+#define CONFIGURE_POSIX_INIT_THREAD_TABLE
+
+#define CONFIGURE_INIT
+
+#include <rtems/confdefs.h>
+ /* end of file */