From 4e171380032f7defda1d93eeee31beb8dfc9f0b8 Mon Sep 17 00:00:00 2001
From: Thomas Schoebel-Theuer <schoebel@bell.site>
Date: Mon, 27 Jan 2014 10:51:53 +0100
Subject: [PATCH] light: make detach/down more robust against following
 commands

Immediately stop syncing when rource should go down.
---
 kernel/sy_old/mars_light.c | 5 +++++
 userspace/marsadm          | 2 ++
 2 files changed, 7 insertions(+)

diff --git a/kernel/sy_old/mars_light.c b/kernel/sy_old/mars_light.c
index e5adc15e..12b23c4f 100644
--- a/kernel/sy_old/mars_light.c
+++ b/kernel/sy_old/mars_light.c
@@ -3665,6 +3665,11 @@ static int make_sync(void *buf, struct mars_dent *dent)
 		goto done;
 	}
 
+	/* Don't try syncing detached resources
+	 */
+	if (do_start && !_check_allow(global, dent->d_parent, "attach"))
+		do_start = false;
+	
 	/* Disallow contemporary sync & logfile_apply
 	 */
 	if (do_start &&
diff --git a/userspace/marsadm b/userspace/marsadm
index c9b3ed15..0f1d763d 100755
--- a/userspace/marsadm
+++ b/userspace/marsadm
@@ -1248,6 +1248,8 @@ sub attach_res_phase2 {
   check_status($cmd, $res, "is-attached", $detach ? 0 : 1, 1);
   if ($detach) {
     check_mars_device($cmd, $res, 1, 1);
+    check_status($cmd, $res, "is-replaying", 0, 1);
+    check_status($cmd, $res, "is-syncing", 0, 1);
   }
 }