FD_SET(hd->pipe[0], &rfds);
FD_ZERO(&efds);
FD_SET(hd->pipe[0], &efds);
- select(1, &rfds, NULL, &efds, &timeout);
+ ret = select(1, &rfds, NULL, &efds, &timeout);
+ if (ret < 0)
+ log_err("fio: select() call in helper thread failed: %s",
+ strerror(errno));
if (read_from_pipe(hd->pipe[0], &action, sizeof(action)) <
0)
action = 0;