return (void *) (uintptr_t) td->error;
}
+
+/*
+ * We cannot pass the td data into a forked process, so attach the td and
+ * pass it to the thread worker.
+ */
+static int fork_main(struct sk_out *sk_out, int shmid, int offset)
+{
+ struct fork_data *fd;
+ void *data, *ret;
+
+#if !defined(__hpux) && !defined(CONFIG_NO_SHM)
+ data = shmat(shmid, NULL, 0);
+ if (data == (void *) -1) {
+ int __err = errno;
+
+ perror("shmat");
+ return __err;
+ }
+#else
+ /*
+ * HP-UX inherits shm mappings?
+ */
+ data = threads;
+#endif
+
+ fd = calloc(1, sizeof(*fd));
+ fd->td = data + offset * sizeof(struct thread_data);
+ fd->sk_out = sk_out;
+ ret = thread_main(fd);
+ shmdt(data);
+ return (int) (uintptr_t) ret;
+}
+
static void dump_td_info(struct thread_data *td)
{
log_err("fio: job '%s' (state=%d) hasn't exited in %lu seconds, it "
struct thread_data *map[REAL_MAX_JOBS];
struct timeval this_start;
int this_jobs = 0, left;
- struct fork_data *fd;
/*
* create threads (TD_NOT_CREATED -> TD_CREATED)
map[this_jobs++] = td;
nr_started++;
- fd = calloc(1, sizeof(*fd));
- fd->td = td;
- fd->sk_out = sk_out;
-
if (td->o.use_thread) {
+ struct fork_data *fd;
int ret;
+ fd = calloc(1, sizeof(*fd));
+ fd->td = td;
+ fd->sk_out = sk_out;
+
dprint(FD_PROCESS, "will pthread_create\n");
ret = pthread_create(&td->thread, NULL,
thread_main, fd);
dprint(FD_PROCESS, "will fork\n");
pid = fork();
if (!pid) {
- int ret;
+ int ret = fork_main(sk_out, shm_id, i);
- ret = (int)(uintptr_t)thread_main(fd);
_exit(ret);
} else if (i == fio_debug_jobno)
*fio_debug_jobp = pid;