create_worker
if (create_worker(pool) || !need_to_create_worker(pool))
if (wq_online && !create_worker(pool))
if (!create_worker(pool))
BUG_ON(!create_worker(pool));
BUG_ON(!create_worker(pool));
BUG_ON(!create_worker(pool));
create_worker(worker + i, ctx, (void *)receiver);
create_worker(worker + num_fds + i, snd_ctx, (void *)sender);