rtspin: add -e option to enable PRECISE_ENFORCEMENT2010.2

Useful to test how the kernel handles PRECISE_ENFORCEMENT.

1 files changed, 9 insertions, 2 deletions

diff --git a/bin/rtspin.c b/bin/rtspin.c
index f291869..33919b1 100644
--- a/bin/rtspin.c
+++ b/bin/rtspin.c
@@ -133,7 +133,7 @@ static int job(double exec_time)
         return 0;
 }
 
-#define OPTSTR "p:c:wld:v"
+#define OPTSTR "p:c:wld:ve"
 
 int main(int argc, char** argv) 
 {
@@ -148,6 +148,7 @@ int main(int argc, char** argv)
         int test_loop = 0;
         int skip_config = 0;
         int verbose = 0;
+        int want_enforcement = 0;
         double duration, start;
         task_class_t class = RT_CLASS_HARD;
 
@@ -167,6 +168,9 @@ int main(int argc, char** argv)
                         if (class == -1)
                                 usage("Unknown task class.");
                         break;
+                case 'e':
+                        want_enforcement = 1;
+                        break;
                 case 'l':
                         test_loop = 1;
                         break;
@@ -221,7 +225,10 @@ int main(int argc, char** argv)
                         bail_out("could not migrate to target partition");
         }
 
-        ret = sporadic_task_ns(wcet, period, 0, cpu, class, NO_ENFORCEMENT, migrate);
+        ret = sporadic_task_ns(wcet, period, 0, cpu, class,
+                               want_enforcement ? PRECISE_ENFORCEMENT
+                                                : NO_ENFORCEMENT,
+                               migrate);
 
         if (ret < 0)
                 bail_out("could not setup rt task params");