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Add verbose mode
[userspace-rcu.git]
/
test_rwlock.c
diff --git
a/test_rwlock.c
b/test_rwlock.c
index ec2ca6e6a95c170026c5fd05e9eaf693947b83f2..1b4a56e85b21d69d9167f20e7a5337858932a609 100644
(file)
--- a/
test_rwlock.c
+++ b/
test_rwlock.c
@@
-80,6
+80,14
@@
static inline void loop_sleep(unsigned long l)
cpu_relax();
}
cpu_relax();
}
+static int verbose_mode;
+
+#define printf_verbose(fmt, args...) \
+ do { \
+ if (verbose_mode) \
+ printf(fmt, args); \
+ } while (0)
+
/*
* returns 0 if test should end.
*/
/*
* returns 0 if test should end.
*/
@@
-126,7
+134,7
@@
void *thr_reader(void *_count)
{
unsigned long long *count = _count;
{
unsigned long long *count = _count;
- printf("thread_begin %s, thread id : %lx, tid %lu\n",
+ printf
_verbose
("thread_begin %s, thread id : %lx, tid %lu\n",
"reader", pthread_self(), (unsigned long)gettid());
while (!test_go)
"reader", pthread_self(), (unsigned long)gettid());
while (!test_go)
@@
-145,7
+153,7
@@
void *thr_reader(void *_count)
}
*count = nr_reads;
}
*count = nr_reads;
- printf("thread_end %s, thread id : %lx, tid %lu\n",
+ printf
_verbose
("thread_end %s, thread id : %lx, tid %lu\n",
"reader", pthread_self(), (unsigned long)gettid());
return ((void*)1);
"reader", pthread_self(), (unsigned long)gettid());
return ((void*)1);
@@
-155,7
+163,7
@@
void *thr_writer(void *_count)
{
unsigned long long *count = _count;
{
unsigned long long *count = _count;
- printf("thread_begin %s, thread id : %lx, tid %lu\n",
+ printf
_verbose
("thread_begin %s, thread id : %lx, tid %lu\n",
"writer", pthread_self(), (unsigned long)gettid());
while (!test_go)
"writer", pthread_self(), (unsigned long)gettid());
while (!test_go)
@@
-175,7
+183,7
@@
void *thr_writer(void *_count)
usleep(wdelay);
}
usleep(wdelay);
}
- printf("thread_end %s, thread id : %lx, tid %lu\n",
+ printf
_verbose
("thread_end %s, thread id : %lx, tid %lu\n",
"writer", pthread_self(), (unsigned long)gettid());
*count = nr_writes;
return ((void*)2);
"writer", pthread_self(), (unsigned long)gettid());
*count = nr_writes;
return ((void*)2);
@@
-189,6
+197,7
@@
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(" [-v] (verbose output)");
printf(" [-a cpu#] [-a cpu#]... (affinity)");
printf("\n");
}
printf(" [-a cpu#] [-a cpu#]... (affinity)");
printf("\n");
}
@@
-251,7
+260,7
@@
int main(int argc, char **argv)
a = atoi(argv[++i]);
CPU_SET(a, &affinity);
use_affinity = 1;
a = atoi(argv[++i]);
CPU_SET(a, &affinity);
use_affinity = 1;
- printf("Adding CPU %d affinity\n", a);
+ printf
_verbose
("Adding CPU %d affinity\n", a);
break;
case 'c':
if (argc < i + 2) {
break;
case 'c':
if (argc < i + 2) {
@@
-267,14
+276,17
@@
int main(int argc, char **argv)
}
wdelay = atoi(argv[++i]);
break;
}
wdelay = atoi(argv[++i]);
break;
+ case 'v':
+ verbose_mode = 1;
+ break;
}
}
}
}
- printf("running test for %lu seconds, %u readers, %u writers.\n",
+ printf
_verbose
("running test for %lu seconds, %u readers, %u writers.\n",
duration, nr_readers, nr_writers);
duration, nr_readers, nr_writers);
- printf("Writer delay : %u us.\n", wdelay);
- printf("Reader duration : %lu loops.\n", rduration);
- printf("thread %-6s, thread id : %lx, tid %lu\n",
+ printf
_verbose
("Writer delay : %u us.\n", wdelay);
+ printf
_verbose
("Reader duration : %lu loops.\n", rduration);
+ printf
_verbose
("thread %-6s, thread id : %lx, tid %lu\n",
"main", pthread_self(), (unsigned long)gettid());
if (use_affinity
&& sched_setaffinity(0, sizeof(affinity), &affinity) < 0) {
"main", pthread_self(), (unsigned long)gettid());
if (use_affinity
&& sched_setaffinity(0, sizeof(affinity), &affinity) < 0) {
@@
-320,9
+332,15
@@
int main(int argc, char **argv)
exit(1);
tot_writes += count_writer[i];
}
exit(1);
tot_writes += count_writer[i];
}
-
- printf("total number of reads : %llu, writes %llu\n", tot_reads,
+
+ printf
_verbose
("total number of reads : %llu, writes %llu\n", tot_reads,
tot_writes);
tot_writes);
+ printf("SUMMARY %s testdur %lu nr_readers %u rdur %lu nr_writers %u "
+ "wdelay %u nr_reads %llu nr_writes %llu nr_ops %llu\n",
+ argv[0], duration, nr_readers, rduration,
+ nr_writers, wdelay, tot_reads, tot_writes,
+ tot_reads + tot_writes);
+
free(tid_reader);
free(tid_writer);
free(count_reader);
free(tid_reader);
free(tid_writer);
free(count_reader);
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