From 6a3f4c74fd07a8c28fda3cc7389765f30da7895a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= <ludo@gnu.org>
Date: Wed, 17 Sep 2014 09:20:38 +0200
Subject: [PATCH] services: file-system: Change directory to root before
 unmounting.

* gnu/services/base.scm (file-system-service)[stop]: Add 'chdir' call.
---
 gnu/services/base.scm | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/gnu/services/base.scm b/gnu/services/base.scm
index 9bc78bd1ae..bfe5f52af4 100644
--- a/gnu/services/base.scm
+++ b/gnu/services/base.scm
@@ -137,6 +137,10 @@ names such as device-mapping services."
       (stop #~(lambda args
                 ;; Normally there are no processes left at this point, so
                 ;; TARGET can be safely unmounted.
+
+                ;; Make sure PID 1 doesn't keep TARGET busy.
+                (chdir "/")
+
                 (umount #$target)
                 #f))))))