Remove unused wait_sqe() from ringloop

src/ringloop.cpp

@@ -25,7 +25,6 @@ ring_loop_t::ring_loop_t(int qd)
     {
         free_ring_data[i] = i;
     }
-    wait_sqe_id = 1;
 }
 
 ring_loop_t::~ring_loop_t()
@@ -83,11 +82,6 @@ void ring_loop_t::loop()
         }
         io_uring_cqe_seen(&ring, cqe);
     }
-    while (get_sqe_queue.size() > 0)
-    {
-        (get_sqe_queue[0].second)();
-        get_sqe_queue.erase(get_sqe_queue.begin());
-    }
     do
     {
         loop_again = false;

src/ringloop.h

@@ -119,11 +119,9 @@ struct ring_consumer_t
 
 class ring_loop_t
 {
-    std::vector<std::pair<int,std::function<void()>>> get_sqe_queue;
     std::vector<ring_consumer_t*> consumers;
     struct ring_data_t *ring_datas;
     int *free_ring_data;
-    int wait_sqe_id;
     unsigned free_ring_data_ptr;
     bool loop_again;
     struct io_uring ring;
@@ -145,21 +143,6 @@ public:
         }
         return sqe;
     }
-    inline int wait_sqe(std::function<void()> cb)
-    {
-        get_sqe_queue.push_back({ wait_sqe_id, cb });
-        return wait_sqe_id++;
-    }
-    inline void cancel_wait_sqe(int wait_id)
-    {
-        for (int i = 0; i < get_sqe_queue.size(); i++)
-        {
-            if (get_sqe_queue[i].first == wait_id)
-            {
-                get_sqe_queue.erase(get_sqe_queue.begin()+i, get_sqe_queue.begin()+i+1);
-            }
-        }
-    }
     inline int submit()
     {
         return io_uring_submit(&ring);