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urcu tests: add writer duration parameter
[userspace-rcu.git]
/
tests
/
test_rwlock.c
diff --git
a/tests/test_rwlock.c
b/tests/test_rwlock.c
index b8931008bfd6dd172b53f7f2dbde0ef8d683d885..4629a44b5b2e87c601b157150c769ca8918857e6 100644
(file)
--- a/
tests/test_rwlock.c
+++ b/
tests/test_rwlock.c
@@
-79,6
+79,9
@@
static unsigned long duration;
/* read-side C.S. duration, in loops */
static unsigned long rduration;
/* 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)
static inline void loop_sleep(unsigned long l)
{
while(l-- != 0)
@@
-228,6
+231,8
@@
void *thr_writer(void *_count)
pthread_rwlock_wrlock(&lock);
test_array.a = 0;
test_array.a = 8;
pthread_rwlock_wrlock(&lock);
test_array.a = 0;
test_array.a = 8;
+ if (unlikely(wduration))
+ loop_sleep(wduration);
pthread_rwlock_unlock(&lock);
nr_writes++;
if (unlikely(!test_duration_write()))
pthread_rwlock_unlock(&lock);
nr_writes++;
if (unlikely(!test_duration_write()))
@@
-250,6
+255,7
@@
void show_usage(int argc, char **argv)
#endif
printf(" [-d delay] (writer period (us))");
printf(" [-c duration] (reader C.S. duration (in loops))");
#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");
printf(" [-v] (verbose output)");
printf(" [-a cpu#] [-a cpu#]... (affinity)");
printf("\n");
@@
-324,6
+330,13
@@
int main(int argc, char **argv)
}
wdelay = atol(argv[++i]);
break;
}
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;
case 'v':
verbose_mode = 1;
break;
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