From 42e3a21b11ec98ecfd1e3473c9bbc8e9e98b10b5 Mon Sep 17 00:00:00 2001
From: Keir Fraser <keir.fraser@citrix.com>
Date: Wed, 7 Apr 2010 08:15:55 +0100
Subject: mini-os: Fix frontend shutdown wait loop

minios frontends must wait for backends to be shut down and
reinitialized before freeing resources.

Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
---
 extras/mini-os/blkfront.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'extras/mini-os/blkfront.c')

diff --git a/extras/mini-os/blkfront.c b/extras/mini-os/blkfront.c
index 9862fb9acb..f47aa69f23 100644
--- a/extras/mini-os/blkfront.c
+++ b/extras/mini-os/blkfront.c
@@ -289,7 +289,7 @@ void shutdown_blkfront(struct blkfront_dev *dev)
         goto close;
     }
     state = xenbus_read_integer(path);
-    if (state < XenbusStateClosed) {
+    while (state < XenbusStateClosed) {
         err = xenbus_wait_for_state_change(path, &state, &dev->events);
         if (err) free(err);
     }
-- 
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