提交 335e4b9d 编写于 作者: F fengjiayi

fix a dead lock bug

上级 c822d030
......@@ -100,11 +100,13 @@ FeedFetchList ThreadedSSAGraphExecutor::Run(
auto cur_ready_vars = ready_vars.PopAll(1, &timeout);
if (timeout) {
std::lock_guard<std::mutex> l(exception_mu_);
std::unique_lock<std::mutex> l(exception_mu_);
if (exception_) {
l.unlock();
for (auto &run_op_future : run_op_futures_) {
run_op_future.wait();
}
l.lock();
std::exception *exp = exception_.get();
if (dynamic_cast<platform::EOFException *>(exp)) {
auto e = *static_cast<platform::EOFException *>(exp);
......
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