From 4c972cfc352ae5ba851cae142ca6fe594d88bc04 Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Thu, 23 May 2019 11:01:00 +0200
Subject: egs: add support for MPI-based multi-component solves

---
 mg2d.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'mg2d.c')

diff --git a/mg2d.c b/mg2d.c
index 25a1759..d09796b 100644
--- a/mg2d.c
+++ b/mg2d.c
@@ -192,7 +192,7 @@ static int mg_solve_subgrid(MG2DContext *ctx, MG2DLevel *level, int allow_exact)
             /* prolongate the coarser-level correction */
             mg2di_timer_start(&level->timer_prolong);
             ret = mg2di_gt_transfer(level->transfer_prolong, level->prolong_tmp,
-                                    level->child->solver->u_base);
+                                    level->child->solver->u_exterior);
             mg2di_timer_stop(&level->timer_prolong);
             if (ret < 0)
                 return ret;
-- 
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