Add warning or abort for forcing with managed

AMReX-Astro · Aug 15, 2023 · b51682d · b51682d
1 parent 7a8ba99
commit b51682d
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/Source/Forcing/Forcing.cpp b/Source/Forcing/Forcing.cpp
@@ -47,6 +47,13 @@ StochasticForcing::StochasticForcing()
  modes_odd[dim] = NULL;
  }
  mask = NULL;
+#ifdef AMREX_USE_GPU
+ auto* p = dynamic_cast<CArena*>(The_Arena());
+ if(p->isManaged())
+ amrex::Warning("Forcing setup uses managed memory which may be non-performant");
+ else
+ amrex::Abort("Forcing setup with The_Arena set to device memory is not implemented");
+#endif
 }
 
 //