--- linuxrc.orig	2010-02-04 19:54:22.264462512 -0800
+++ linuxrc	2010-02-04 19:54:28.356305088 -0800
@@ -229,6 +229,9 @@
 # Start device manager
 start_dev_mgr
 
+# start BTRFS volume detection
+[ -x /sbin/btrfsctl ] && /sbin/btrfsctl -a
+
 # Setup md device nodes if they dont exist
 setup_md_device