improved design to avoid data structures, and allow guarded start/stop even in lambdas
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8a54aef89d
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@ -29,19 +29,88 @@
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namespace srslte {
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struct tprof_handler {
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explicit tprof_handler(const char* name_) : name(name_) { log_ptr->set_level(LOG_LEVEL_INFO); }
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virtual void process(long sample) = 0;
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template <typename Prof>
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class tprof
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{
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public:
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using tpoint = std::chrono::time_point<std::chrono::high_resolution_clock>;
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std::mutex mutex;
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srslte::log_ref log_ptr = srslte::logmap::get("TPROF");
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std::string name;
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struct measure {
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public:
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measure(tprof<Prof>* h_) : t1(std::chrono::high_resolution_clock::now()), h(h_) {}
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~measure()
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{
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if (deferred) {
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stop();
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}
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}
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void stop()
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{
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auto t2 = std::chrono::high_resolution_clock::now();
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h->process(std::chrono::duration_cast<std::chrono::nanoseconds>(t2 - t1).count());
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}
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void defer_stop() { deferred = true; }
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tpoint t1;
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tprof<Prof>* h;
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bool deferred = false;
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};
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template <typename... Args>
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explicit tprof(Args&&... args) : prof(std::forward<Args>(args)...)
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{
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srslte::logmap::get("TPROF")->set_level(LOG_LEVEL_INFO);
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}
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measure start() { return measure{this}; }
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virtual void process(long duration) { prof.process(duration); }
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Prof prof;
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};
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struct avg_tprof : public tprof_handler {
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avg_tprof(const char* name_, size_t print_period_) : tprof_handler(name_), print_period(print_period_) {}
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template <typename Prof>
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struct mutexed_tprof : public tprof<Prof> {
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using tprof<Prof>::tprof;
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void process(long duration) final
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{
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std::lock_guard<std::mutex> lock(mutex);
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tprof<Prof>::prof.process(duration);
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}
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std::mutex mutex;
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};
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#else
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namespace srslte {
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template <typename Prof>
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struct tprof {
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struct measure {
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public:
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void stop() {}
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void defer_stop() {}
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};
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template <typename... Args>
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explicit tprof(Args&&... args)
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{
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}
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measure start() { return measure{}; }
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private:
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void process(long duration) {}
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};
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template <typename Prof>
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using mutexed_tprof = tprof<Prof>;
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#endif
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struct avg_time_stats {
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avg_time_stats(const char* name_, size_t print_period_) : name(name_), print_period(print_period_) {}
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void process(long duration)
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{
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count++;
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avg_val = avg_val * (count - 1) / count + static_cast<double>(duration) / count;
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@ -57,61 +126,13 @@ struct avg_tprof : public tprof_handler {
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}
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}
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double avg_val = 1;
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long count = 0, max_val = 0, min_val = std::numeric_limits<long>::max();
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long print_period;
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srslte::log_ref log_ptr = srslte::logmap::get("TPROF");
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std::string name;
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double avg_val = 1;
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long count = 0, max_val = 0, min_val = std::numeric_limits<long>::max();
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long print_period;
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};
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struct tprof_measure {
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using tpoint = std::chrono::time_point<std::chrono::high_resolution_clock>;
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explicit tprof_measure(tprof_handler* h_) : h(h_) {}
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void start() { t1 = std::chrono::high_resolution_clock::now(); }
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void stop()
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{
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auto t2 = std::chrono::high_resolution_clock::now();
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std::lock_guard<std::mutex> lock(h->mutex);
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h->process(std::chrono::duration_cast<std::chrono::nanoseconds>(t2 - t1).count());
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}
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private:
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tprof_handler* h;
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tpoint t1;
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};
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struct tprof_measure_guard {
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tprof_measure_guard(tprof_handler* h_) : tmeas(h_) { tmeas.start(); }
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~tprof_measure_guard() { tmeas.stop(); }
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tprof_measure_guard(const tprof_measure_guard&) = delete;
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tprof_measure_guard& operator=(const tprof_measure_guard&) = delete;
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private:
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tprof_measure tmeas;
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};
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#else
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namespace srslte {
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struct tprof_handler {
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};
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struct avg_tprof : public tprof_handler {
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avg_tprof(const char*, size_t) {}
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};
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class tprof_measure
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{
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public:
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explicit tprof_measure(tprof_handler* h_) {}
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void start() {}
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void stop() {}
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};
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#endif
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} // namespace srslte
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#endif // SRSLTE_TIME_PROF_H
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@ -445,11 +445,10 @@ int mac::sr_detected(uint32_t tti, uint16_t rnti)
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void mac::rach_detected(uint32_t tti, uint32_t enb_cc_idx, uint32_t preamble_idx, uint32_t time_adv)
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{
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static srslte::avg_tprof rach_tprof("RACH", 1);
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static srslte::mutexed_tprof<srslte::avg_time_stats> rach_tprof("RACH", 1);
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log_h->step(tti);
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uint16_t rnti;
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srslte::tprof_measure tprof_meas{&rach_tprof};
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tprof_meas.start();
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uint16_t rnti;
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auto rach_tprof_meas = rach_tprof.start();
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{
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srslte::rwlock_write_guard lock(rwlock);
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@ -473,7 +472,8 @@ void mac::rach_detected(uint32_t tti, uint32_t enb_cc_idx, uint32_t preamble_idx
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}
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}
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stack_task_queue.push([this, rnti, tti, enb_cc_idx, preamble_idx, time_adv, tprof_meas]() mutable {
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stack_task_queue.push([this, rnti, tti, enb_cc_idx, preamble_idx, time_adv, rach_tprof_meas]() mutable {
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rach_tprof_meas.defer_stop();
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// Generate RAR data
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sched_interface::dl_sched_rar_info_t rar_info = {};
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rar_info.preamble_idx = preamble_idx;
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@ -491,7 +491,6 @@ void mac::rach_detected(uint32_t tti, uint32_t enb_cc_idx, uint32_t preamble_idx
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ue_cfg.dl_cfg.tm = SRSLTE_TM1;
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if (scheduler.ue_cfg(rnti, ue_cfg) != SRSLTE_SUCCESS) {
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Error("Registering new user rnti=0x%x to SCHED\n", rnti);
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tprof_meas.stop();
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return;
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}
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@ -501,15 +500,12 @@ void mac::rach_detected(uint32_t tti, uint32_t enb_cc_idx, uint32_t preamble_idx
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// Add temporal rnti to the PHY
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if (phy_h->add_rnti(rnti, enb_cc_idx, true) != SRSLTE_SUCCESS) {
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Error("Registering temporal-rnti=0x%x to PHY\n", rnti);
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tprof_meas.stop();
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return;
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}
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// Trigger scheduler RACH
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scheduler.dl_rach_info(enb_cc_idx, rar_info);
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tprof_meas.stop();
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log_h->info("RACH: tti=%d, preamble=%d, offset=%d, temp_crnti=0x%x\n", tti, preamble_idx, time_adv, rnti);
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log_h->console("RACH: tti=%d, preamble=%d, offset=%d, temp_crnti=0x%x\n", tti, preamble_idx, time_adv, rnti);
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});
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