[rtems commit] validation: Improve thread idle bodies test

[Sebastian Huber]

Module:    rtems
Branch:    master
Commit:    1a3125c0fef850650eb6b0dc6ced81a4cda970ab
Changeset: http://git.rtems.org/rtems/commit/?id=1a3125c0fef850650eb6b0dc6ced81a4cda970ab

Author:    Sebastian Huber <sebastian.huber at embedded-brains.de>
Date:      Tue Nov  7 14:06:56 2023 +0100

validation: Improve thread idle bodies test

Update #3716.

---

 testsuites/validation/tc-thread-idle-body-no-return.c | 19 +++++++++++++++----
 1 file changed, 15 insertions(+), 4 deletions(-)

diff --git a/testsuites/validation/tc-thread-idle-body-no-return.c b/testsuites/validation/tc-thread-idle-body-no-return.c
index 49caf8b03d..19c86dad99 100644
--- a/testsuites/validation/tc-thread-idle-body-no-return.c
+++ b/testsuites/validation/tc-thread-idle-body-no-return.c
@@ -100,19 +100,30 @@ typedef ScoreThreadValIdleBodyNoReturn_Context Context;
 
 static void CheckIdleBody( Context *ctx, rtems_task_entry entry )
 {
-  rtems_id id;
+  rtems_id          id;
+  rtems_interval    interval;
+  rtems_status_code sc;
 
   ctx->counter = 0;
   id = CreateTask( "WORK", PRIO_LOW );
   StartTask( id, entry, ctx );
 
-  while ( ctx->counter == 0 ) {
-    rtems_status_code sc;
+  /*
+   * With optimization disabled, coverage enabled, SMP enabled and a slow
+   * target, things may take some time.
+   */
+  interval = 1;
+  while ( ctx->counter == 0 && interval <= 1024 ) {
 
-    sc = rtems_task_wake_after( 1 );
+    sc = rtems_task_wake_after( interval );
     T_rsc_success( sc );
+
+    interval *= 2;
   }
 
+  sc = rtems_task_wake_after( interval );
+  T_rsc_success( sc );
+
   T_eq_u32( ctx->counter, 1 );
   DeleteTask( id );
 }