static void run(void)
{
pthread_t thid[2];
int remaining = tst_timeout_remaining();
int elapsed = 0;
while (tst_timeout_remaining() > STOP_THRESHOLD) {
int fd = mkfile(file_size);
tst_atomic_store(0, &mapcnt);
tst_atomic_store(0, &unmapcnt);
SAFE_PTHREAD_CREATE(&thid[0], NULL, map_write_unmap, &fd);
SAFE_PTHREAD_CREATE(&thid[1], NULL, read_mem, &fd);
threads_spawned += 2;
SAFE_PTHREAD_JOIN(thid[0], NULL);
SAFE_PTHREAD_JOIN(thid[1], NULL);
close(fd);
if (remaining - tst_timeout_remaining() > PROGRESS_SEC) {
remaining = tst_timeout_remaining();
elapsed += PROGRESS_SEC;
tst_res(TINFO, "[%d] mapped: %lu, sigsegv hit: %lu, "
"threads spawned: %lu", elapsed, map_count,
mapped_sigsegv_count, threads_spawned);
tst_res(TINFO, "[%d] repeated_reads: %ld, "
"data_matched: %lu", elapsed, repeated_reads,
data_matched);
}
}
tst_res(TPASS, "System survived.");
}
static void wait_threads(pthread_t *id)
{
int i;
tst_res(TINFO, "waiting for '%d' threads", thread_cnt);
for (i = 0; i < thread_cnt; ++i)
SAFE_PTHREAD_JOIN(id[i], NULL);
}
static void do_test(void)
{
int i;
pthread_t id[thrd_num];
for (i = 0; i < thrd_num; ++i)
SAFE_PTHREAD_CREATE(id + i, NULL, thread_fn, NULL);
for (i = 0; i < thrd_num; ++i)
SAFE_PTHREAD_JOIN(id[i], NULL);
tst_res(TPASS, "'make' successfully build and clean all targets");
}
static void setup(void)
{
sigset_t sigusr1;
pthread_t defunct_thread;
sigemptyset(&sigusr1);
sigaddset(&sigusr1, SIGUSR1);
pthread_sigmask(SIG_BLOCK, &sigusr1, NULL);
parent_tgid = getpid();
parent_tid = sys_gettid();
SAFE_PTHREAD_CREATE(&child_thread, NULL, child_thread_func, NULL);
TST_CHECKPOINT_WAIT(0);
SAFE_PTHREAD_CREATE(&defunct_thread, NULL, defunct_thread_func, NULL);
SAFE_PTHREAD_JOIN(defunct_thread, NULL);
}
static void cleanup(void)
{
TST_CHECKPOINT_WAKE(0);
SAFE_PTHREAD_JOIN(child_thread, NULL);
}
