From: Bruno Turcksin <bruno.turcksin@gmail.com>
Date: Tue, 21 Apr 2020 18:23:13 +0000 (+0000)
Subject: Extend documentation
X-Git-Tag: v9.2.0-rc1~102^2~2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c5ec61753e2936316807d196204afa1ee0c7787a;p=dealii.git

Extend documentation
---

diff --git a/include/deal.II/lac/la_parallel_vector.h b/include/deal.II/lac/la_parallel_vector.h
index 2841949469..5db98f861f 100644
--- a/include/deal.II/lac/la_parallel_vector.h
+++ b/include/deal.II/lac/la_parallel_vector.h
@@ -515,6 +515,9 @@ namespace LinearAlgebra
        * warning to prevent this situation.
        *
        * Must follow a call to the @p compress_start function.
+       *
+       * When the MemorySpace is CUDA and MPI is not CUDA-aware, data changed on
+       * the device after the call to compress_start will be lost.
        */
       void
       compress_finish(::dealii::VectorOperation::values operation);