diff -urp linux-2.6.12/drivers/md/dm-bbr.c linux-2.6.12-dm-bbr-create_workqueue/drivers/md/dm-bbr.c
--- linux-2.6.12/drivers/md/dm-bbr.c	2005-06-29 14:35:31.000000000 +0200
+++ linux-2.6.12-dm-bbr-create_workqueue/drivers/md/dm-bbr.c	2005-06-29 16:58:37.000000000 +0200
@@ -959,7 +959,11 @@ int __init dm_bbr_init(void)
 		goto err4;
 	}
 
+#ifdef PF_SYNCTHREAD
+	dm_bbr_wq = create_workqueue("dm-bbr", 0);
+#else
 	dm_bbr_wq = create_workqueue("dm-bbr");
+#endif
 	if (!dm_bbr_wq) {
 		DMERR("dm-bbr: error creating work-queue.");
 		rc = ENOMEM;