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[coro_io] [ibverbs] disable ibv_modify_qp to avoid IBV_WC_WR_FLUSH_ERR #1160

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Merged
poor-circle merged 1 commit into from
Mar 7, 2026
Merged

[coro_io] [ibverbs] disable ibv_modify_qp to avoid IBV_WC_WR_FLUSH_ERR #1160

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6 changes: 1 addition & 5 deletions include/ylt/coro_io/ibverbs/ib_device.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -240,14 +240,10 @@ class ib_device_t : public std::enable_shared_from_this<ib_device_t> {

void poll_async_events() {
ibv_async_event event;
ibv_qp_attr attr{.qp_state = IBV_QPS_ERR};
while (ibv_get_async_event(ctx_.get(), &event) == 0) {
ELOG_INFO << "IBDevice(" << name()
<< ") get async event: " << event.event_type;
auto qp = detail::print_async_event(ctx_.get(), &event);
if (qp) {
ibv_modify_qp(qp, &attr, IBV_QP_STATE);
}
detail::print_async_event(ctx_.get(), &event);
ibv_ack_async_event(&event);
}
ELOG_WARN << "IBDevice(" << name() << ") poll async events thread exit.";
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