From: Daniel Arndt <arndtd@ornl.gov>
Date: Fri, 20 Jan 2023 21:26:07 +0000 (-0500)
Subject: Fix race condition in implicit Kokkos initialization
X-Git-Tag: v9.5.0-rc1~628^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F14705%2Fhead;p=dealii.git

Fix race condition in implicit Kokkos initialization
---

diff --git a/include/deal.II/lac/vector_memory.templates.h b/include/deal.II/lac/vector_memory.templates.h
index ee4fadadd6..49e06d7dcc 100644
--- a/include/deal.II/lac/vector_memory.templates.h
+++ b/include/deal.II/lac/vector_memory.templates.h
@@ -41,8 +41,8 @@ GrowingVectorMemory<VectorType>::get_pool()
   // finalized past program end together with static variables and we need to
   // make sure to empty the Pool when finalizing Kokkos so that the destruction
   // of the Pool doesn't call Kokkos functions.
-  internal::ensure_kokkos_initialized();
   static auto pool = []() {
+    internal::ensure_kokkos_initialized();
     if (!internal::dealii_initialized_kokkos)
       Kokkos::push_finalize_hook(
         GrowingVectorMemory<VectorType>::release_unused_memory);