From 2dd0307b9723a0ebcc5559f76458f98673e8d98e Mon Sep 17 00:00:00 2001
From: Chris Swan <chris.swan@iee.org>
Date: Wed, 5 Sep 2012 01:23:19 +0200
Subject: [PATCH] additional sync before losetup -d

seems to be required by some disk subsystems, otherwise losetup -d fails due to device or resource busy
---
 packages/tools/bcm2835-bootloader/files/create_sdcard | 1 +
 1 file changed, 1 insertion(+)

diff --git a/packages/tools/bcm2835-bootloader/files/create_sdcard b/packages/tools/bcm2835-bootloader/files/create_sdcard
index b6f8a7d660..81a72ac9ae 100755
--- a/packages/tools/bcm2835-bootloader/files/create_sdcard
+++ b/packages/tools/bcm2835-bootloader/files/create_sdcard
@@ -213,6 +213,7 @@ echo "#########################################################"
 
 # remount loopback device
   if [ "$DISK" = "/dev/loop0" ]; then
+    sync
     losetup -d $DISK
     losetup $DISK $IMGFILE -o 1048576 --sizelimit 131071488
     PART1=$DISK