From: Daniel Arndt <arndtd@ornl.gov>
Date: Wed, 28 Dec 2022 21:43:55 +0000 (+0100)
Subject: Use create_mirror_view_and_copy
X-Git-Tag: v9.5.0-rc1~697^2~10
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ca56ecbecef43a138b711f60487b515dbbc18fef;p=dealii.git

Use create_mirror_view_and_copy
---

diff --git a/include/deal.II/lac/la_parallel_vector.templates.h b/include/deal.II/lac/la_parallel_vector.templates.h
index 756b2d92b8..c18a97f302 100644
--- a/include/deal.II/lac/la_parallel_vector.templates.h
+++ b/include/deal.II/lac/la_parallel_vector.templates.h
@@ -405,13 +405,12 @@ namespace LinearAlgebra
             ::dealii::MemorySpace::Default::kokkos_space{}, indices);
 
           // Move the data to the device
-          Kokkos::View<Number *, ::dealii::MemorySpace::Default::kokkos_space>
-            V_dev("V_dev", n_elements);
-          Kokkos::deep_copy(
-            exec,
-            V_dev,
-            Kokkos::View<Number *, Kokkos::HostSpace>(V.begin(), n_elements));
-          exec.fence();
+          Kokkos::View<Number *, Kokkos::HostSpace> V_view(V.begin(),
+                                                           n_elements);
+          Kokkos::View<Number *,
+                       ::dealii::MemorySpace::Default::kokkos_space> auto
+            V_dev = Kokkos::create_mirror_view_and_copy(
+              ::dealii::MemorySpace::Default::kokkos_space{}, V_view);
 
           // Set the values in tmp_vector
           Kokkos::parallel_for(