tests: update summary

[urcu.git] / tests / test_urcu.c

diff --git a/tests/test_urcu.c b/tests/test_urcu.c
index 0cde0b3c992aa039500546934cd8c2be63677720..d7993cbe57ca6356816c6d8bd3f2f07f9a340631 100644 (file)
--- a/tests/test_urcu.c
+++ b/tests/test_urcu.c
@@ -77,6 +77,9 @@ static unsigned long duration;
 /* read-side C.S. duration, in loops */
 static unsigned long rduration;
 
+/* write-side C.S. duration, in loops */
+static unsigned long wduration;
+
 static inline void loop_sleep(unsigned long l)
 {
        while(l-- != 0)
@@ -272,6 +275,8 @@ void *thr_writer(void *_count)
                new = test_array_alloc();
                new->a = 8;
                old = rcu_xchg_pointer(&test_rcu_pointer, new);
+               if (unlikely(wduration))
+                       loop_sleep(wduration);
                synchronize_rcu();
                if (old)
                        old->a = 0;
@@ -297,6 +302,7 @@ void show_usage(int argc, char **argv)
 #endif
        printf(" [-d delay] (writer period (us))");
        printf(" [-c duration] (reader C.S. duration (in loops))");
+       printf(" [-e duration] (writer C.S. duration (in loops))");
        printf(" [-v] (verbose output)");
        printf(" [-a cpu#] [-a cpu#]... (affinity)");
        printf("\n");
@@ -370,6 +376,13 @@ int main(int argc, char **argv)
                        }
                        wdelay = atol(argv[++i]);
                        break;
+               case 'e':
+                       if (argc < i + 2) {
+                               show_usage(argc, argv);
+                               return -1;
+                       }
+                       wduration = atol(argv[++i]);
+                       break;
                case 'v':
                        verbose_mode = 1;
                        break;
@@ -427,10 +440,10 @@ int main(int argc, char **argv)
        
        printf_verbose("total number of reads : %llu, writes %llu\n", tot_reads,
               tot_writes);
-       printf("SUMMARY %-25s testdur %4lu nr_readers %3u rdur %6lu "
+       printf("SUMMARY %-25s testdur %4lu nr_readers %3u rdur %6lu wdur %6lu "
                "nr_writers %3u "
                "wdelay %6lu nr_reads %12llu nr_writes %12llu nr_ops %12llu\n",
-               argv[0], duration, nr_readers, rduration,
+               argv[0], duration, nr_readers, rduration, wduration,
                nr_writers, wdelay, tot_reads, tot_writes,
                tot_reads + tot_writes);
        test_array_free(test_rcu_pointer);