Index: multipath-tools-120821/kpartx/lopart.c
===================================================================
--- multipath-tools-120821.orig/kpartx/lopart.c
+++ multipath-tools-120821/kpartx/lopart.c
@@ -286,6 +286,7 @@ set_loop (const char *device, const char
 extern int 
 del_loop (const char *device)
 {
+	int retries = 3;
 	int fd;
 
 	if ((fd = open (device, O_RDONLY)) < 0) {
@@ -295,10 +296,17 @@ del_loop (const char *device)
 		return 1;
 	}
 
-	if (ioctl (fd, LOOP_CLR_FD, 0) < 0) {
-		perror ("ioctl: LOOP_CLR_FD");
-		close (fd);
-		return 1;
+	while (ioctl (fd, LOOP_CLR_FD, 0) < 0) {
+		if (errno != EBUSY || retries-- <= 0) {
+			perror ("ioctl: LOOP_CLR_FD");
+			close (fd);
+			return 1;
+		}
+		fprintf(stderr,
+			"loop: device %s still in use, retrying delete\n",
+			device);
+		sleep(1);
+		continue;
 	}
 
 	close (fd);