Function WaitForRecv

library/cpp/netliba/v12/ib_test.cpp:84–93

can hang if opposite side exits, but it's only basic test

    // can hang if opposite side exits, but it's only basic test
    static void WaitForRecv(TIBBufferPool* bp, TPtrArg<TComplectionQueue> cq, ibv_wc* wc) {
        for (;;) {
            if (cq->Poll(wc, 1) == 1) {
                if (wc->opcode & IBV_WC_RECV) {
                    break;
                }
                bp->FreeBuf(wc->wr_id);
            }
        }
    }

    void RunIBTest(bool isClient, const char* serverName) {
        TIntrusivePtr<TIBPort> port = GetIBDevice();