From: Bruno Turcksin <bruno.turcksin@gmail.com>
Date: Mon, 3 Aug 2020 18:52:48 +0000 (+0000)
Subject: CUDA 11 adds a possible memory attribute for host memory
X-Git-Tag: v9.3.0-rc1~1205^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F10793%2Fhead;p=dealii.git

CUDA 11 adds a possible memory attribute for host memory
---

diff --git a/include/deal.II/base/array_view.h b/include/deal.II/base/array_view.h
index 49ead81f65..9a271eb63f 100644
--- a/include/deal.II/base/array_view.h
+++ b/include/deal.II/base/array_view.h
@@ -342,7 +342,8 @@ namespace internal
         {
           AssertCuda(cuda_error);
           if (std::is_same<MemorySpaceType, MemorySpace::Host>::value)
-            return attributes.type == cudaMemoryTypeHost;
+            return (attributes.type == cudaMemoryTypeHost) ||
+                   (attributes.type == cudaMemoryTypeUnregistered);
           else
             return attributes.type == cudaMemoryTypeDevice;
         }