Remove two allocs in the prio queues in sched_time_pf.

srsenb/hdr/stack/mac/schedulers/sched_time_pf.h

@@ -72,8 +72,12 @@ private:
   struct ue_ul_prio_compare {
     bool operator()(const ue_ctxt* lhs, const ue_ctxt* rhs) const;
   };
-  std::priority_queue<ue_ctxt*, std::vector<ue_ctxt*>, ue_dl_prio_compare> dl_queue;
-  std::priority_queue<ue_ctxt*, std::vector<ue_ctxt*>, ue_ul_prio_compare> ul_queue;
+
+  using ue_dl_queue_t = std::priority_queue<ue_ctxt*, std::vector<ue_ctxt*>, ue_dl_prio_compare>;
+  using ue_ul_queue_t = std::priority_queue<ue_ctxt*, std::vector<ue_ctxt*>, ue_ul_prio_compare>;
+
+  ue_dl_queue_t dl_queue;
+  ue_ul_queue_t ul_queue;
 
   uint32_t try_dl_alloc(ue_ctxt& ue_ctxt, sched_ue& ue, sf_sched* tti_sched);
   uint32_t try_ul_alloc(ue_ctxt& ue_ctxt, sched_ue& ue, sf_sched* tti_sched);

srsenb/src/stack/mac/schedulers/sched_time_pf.cc

@@ -11,6 +11,7 @@
  */
 
 #include "srsenb/hdr/stack/mac/schedulers/sched_time_pf.h"
+#include <vector>
 
 namespace srsenb {
 
@@ -22,6 +23,14 @@ sched_time_pf::sched_time_pf(const sched_cell_params_t& cell_params_, const sche
   if (not sched_args.sched_policy_args.empty()) {
     fairness_coeff = std::stof(sched_args.sched_policy_args);
   }
+
+  std::vector<ue_ctxt *> dl_storage;
+  dl_storage.reserve(SRSENB_MAX_UES);
+  dl_queue = ue_dl_queue_t(ue_dl_prio_compare{}, std::move(dl_storage));
+
+  std::vector<ue_ctxt *> ul_storage;
+  ul_storage.reserve(SRSENB_MAX_UES);
+  ul_queue = ue_ul_queue_t(ue_ul_prio_compare{}, std::move(ul_storage));
 }
 
 void sched_time_pf::new_tti(sched_ue_list& ue_db, sf_sched* tti_sched)