From 5fae2c20a39f717c45b6e15b9e1917ae66539ff9 Mon Sep 17 00:00:00 2001
From: wfullmer <william.fullmer@netl.doe.gov>
Date: Tue, 10 May 2022 09:34:07 -0400
Subject: [PATCH] note on managed memory + ascent

---
 docs/source/inputs/InputsPlotFiles.rst | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/docs/source/inputs/InputsPlotFiles.rst b/docs/source/inputs/InputsPlotFiles.rst
index f3af434..7a61b41 100644
--- a/docs/source/inputs/InputsPlotFiles.rst
+++ b/docs/source/inputs/InputsPlotFiles.rst
@@ -38,7 +38,6 @@ format (for debugging).
 +---------------------+-----------------------------------------------------------------------+-------------+-----------+
 
 
-
 The following inputs must be preceded by "amr" and control what variables will be written in plotfiles.
 
 +---------------------+-----------------------------------------------------------------------+-------------+-----------+
@@ -92,7 +91,9 @@ The following inputs must be preceded by "amr" and control what variables will b
 `Ascent <ascent.readthedocs.io>`_ has been integrated into MFIX-Exa for *in situ* visualization. 
 For codes that have been built with Ascent support, the following inputs must be preceded by "ascent" 
 and specifies the ascent actions for fluid and/or particles. The frequency which these are called 
-is controlled by `ascent_int` or `ascent_per_approx`, see above.  
+is controlled by `ascent_int` or `ascent_per_approx`, see above. Note that if an ascent pipeline 
+is being included in a GPU build/run, then you must enable managed memory, 
+i.e., set `amrex.the_arena_is_managed = true`. 
 
 +---------------------+-----------------------------------------------------------------------+-------------+-----------+
 |                     | Description                                                           |   Type      | Default   |
-- 
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