adjust async

Author: TheNumbat

rvk/execute.h

@@ -53,18 +53,17 @@ template<typename F>
     requires Invocable<F, Commands&>
 auto async(Async::Pool<>& pool, F&& f, Queue_Family family, u32 index)
     -> Async::Task<Invoke_Result<F, Commands&>> {
+    co_await pool.suspend();
     auto fence = make_fence();
     auto cmds = make_commands(family);
     if constexpr(Same<Invoke_Result<F, Commands&>, void>) {
         forward<F>(f)(cmds);
         submit(cmds, index, fence);
         co_await pool.event(fence.event());
-        fence.wait();
     } else {
         auto ret = forward<F>(f)(cmds);
         submit(cmds, index, fence);
         co_await pool.event(fence.event());
-        fence.wait();
         co_return ret;
     }
 }