urcu tests: add writer duration parameter

[urcu.git] / tests / test_qsbr_gc.c

diff --git a/tests/test_qsbr_gc.c b/tests/test_qsbr_gc.c
index c480461b9156092ce0b9329d5fb1d8f04580aec6..dd7a5c432d45b647c035ba99a13456a2e1de0a4d 100644 (file)
--- a/tests/test_qsbr_gc.c
+++ b/tests/test_qsbr_gc.c
@@ -82,6 +82,9 @@ struct reclaim_queue {
 static struct reclaim_queue *pending_reclaims;
 
 
+/* write-side C.S. duration, in loops */
+static unsigned long wduration;
+
 static inline void loop_sleep(unsigned long l)
 {
        while(l-- != 0)
@@ -284,6 +287,8 @@ void *thr_writer(void *data)
                new->a = 8;
                old = _rcu_xchg_pointer(&test_rcu_pointer, new);
 #endif
+               if (unlikely(wduration))
+                       loop_sleep(wduration);
                rcu_gc_reclaim(wtidx, old);
                nr_writes++;
                if (unlikely(!test_duration_write()))
@@ -304,8 +309,10 @@ void show_usage(int argc, char **argv)
 #ifdef DEBUG_YIELD
        printf(" [-r] [-w] (yield reader and/or writer)");
 #endif
+       printf(" [-b batch] (batch reclaim)");
        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");
@@ -386,6 +393,13 @@ 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;