From 1dc3bee64c15f5e6ffb973cbb47bcfe375498531 Mon Sep 17 00:00:00 2001
From: sjplimp <sjplimp@f3b2605a-c512-4ea7-a41b-209d697bcdaa>
Date: Thu, 7 Mar 2013 17:45:43 +0000
Subject: [PATCH] git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@9609
 f3b2605a-c512-4ea7-a41b-209d697bcdaa

---
 src/KSPACE/pppm.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/KSPACE/pppm.cpp b/src/KSPACE/pppm.cpp
index 0ccff8c1be..77eca1b07c 100644
--- a/src/KSPACE/pppm.cpp
+++ b/src/KSPACE/pppm.cpp
@@ -2778,6 +2778,7 @@ void PPPM::compute_group_group(int groupbit_A, int groupbit_B, int BA_flag)
   density_brick = density_A_brick;
   density_fft = density_A_fft;
 
+  cg->reverse_comm(this,REVERSE_RHO);
   brick2fft();
 
   // group B
@@ -2785,6 +2786,7 @@ void PPPM::compute_group_group(int groupbit_A, int groupbit_B, int BA_flag)
   density_brick = density_B_brick;
   density_fft = density_B_fft;
 
+  cg->reverse_comm(this,REVERSE_RHO);
   brick2fft();
 
   // switch back pointers