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fix: metax event.c #504

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fix: metax event.c #504

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14 changes: 14 additions & 0 deletions csrc/engine/infer_engine.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@
#include "../config/config_factory.hpp"
#include "spdlog/spdlog.h"
#include <future>
#include <mutex>
#include <stdexcept>
#include <unordered_set>

Expand Down Expand Up @@ -146,6 +147,15 @@ std::vector<std::string> InferEngine::state_dict_keys() {
//------------------------------------------------------
infinilm::InfinilmModel::Input
InferEngine::Input::to_model_input(infinicore::Device device) const {
// MACA maps a registered user pointer to only one node. Serialize H2D
// copies so TP ranks never access the same host registration concurrently.
static std::mutex maca_host_copy_mutex;
const bool serialize_host_copy
= device.getType() == infinicore::Device::Type::METAX;
std::unique_lock<std::mutex> maca_host_copy_lock;
if (serialize_host_copy) {
maca_host_copy_lock = std::unique_lock<std::mutex>(maca_host_copy_mutex);
}

auto to_device = [&](const std::optional<infinicore::Tensor> &t)
-> std::optional<infinicore::Tensor> {
Expand Down Expand Up @@ -183,6 +193,10 @@ InferEngine::Input::to_model_input(infinicore::Device device) const {
visual_token_ranges,
to_device(target_hidden_states)};

if (serialize_host_copy) {
infinicore::context::syncStream();
}

infinilm::global_state::get_forward_context().attn_metadata = {
input.past_sequence_lengths,
input.total_sequence_lengths,
Expand Down
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