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Update readme
[urcu.git]
/
test_rwlock.c
diff --git
a/test_rwlock.c
b/test_rwlock.c
index b54aed9a8555492686cd0dcb8e7afb1f1d2c42eb..ef3ce2c73bb49c14571703c9d9d6eb94e5ba164a 100644
(file)
--- a/
test_rwlock.c
+++ b/
test_rwlock.c
@@
-61,39
+61,25
@@
struct test_array {
pthread_rwlock_t lock = PTHREAD_RWLOCK_INITIALIZER;
pthread_rwlock_t lock = PTHREAD_RWLOCK_INITIALIZER;
-static volatile int test_go;
+static volatile int test_go
, test_stop
;
static int wdelay;
static int wdelay;
-static struct test_array test_array = { 8 };
+static
volatile
struct test_array test_array = { 8 };
static unsigned long duration;
static unsigned long duration;
-static time_t start_time;
-static unsigned long __thread duration_interval;
-#define DURATION_TEST_DELAY_WRITE 4
-#define DURATION_TEST_DELAY_READ 100
/*
* returns 0 if test should end.
*/
static int test_duration_write(void)
{
/*
* returns 0 if test should end.
*/
static int test_duration_write(void)
{
- if (duration_interval++ >= DURATION_TEST_DELAY_WRITE) {
- duration_interval = 0;
- if (time(NULL) - start_time >= duration)
- return 0;
- }
- return 1;
+ return !test_stop;
}
static int test_duration_read(void)
{
}
static int test_duration_read(void)
{
- if (duration_interval++ >= DURATION_TEST_DELAY_READ) {
- duration_interval = 0;
- if (time(NULL) - start_time >= duration)
- return 0;
- }
- return 1;
+ return !test_stop;
}
static unsigned long long __thread nr_writes;
}
static unsigned long long __thread nr_writes;
@@
-166,6
+152,7
@@
void *thr_writer(void *_count)
for (;;) {
pthread_rwlock_wrlock(&lock);
for (;;) {
pthread_rwlock_wrlock(&lock);
+ test_array.a = 0;
test_array.a = 8;
pthread_rwlock_unlock(&lock);
nr_writes++;
test_array.a = 8;
pthread_rwlock_unlock(&lock);
nr_writes++;
@@
-270,10
+257,14
@@
int main(int argc, char **argv)
exit(1);
}
exit(1);
}
- start_time = time(NULL);
- test_go = 1;
smp_mb();
smp_mb();
+ test_go = 1;
+
+ sleep(duration);
+
+ test_stop = 1;
+
for (i = 0; i < nr_readers; i++) {
err = pthread_join(tid_reader[i], &tret);
if (err != 0)
for (i = 0; i < nr_readers; i++) {
err = pthread_join(tid_reader[i], &tret);
if (err != 0)
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