--- drivers/block/loop.c~	Sat Feb 24 23:08:38 2001
+++ drivers/block/loop.c	Sat Feb 24 23:11:13 2001
@@ -507,7 +507,7 @@
 	sprintf(current->comm, "loop%d", lo->lo_number);
 
 	spin_lock_irq(&current->sigmask_lock);
-	siginitsetinv(&current->blocked, sigmask(SIGKILL));
+	sigfillset(&current->blocked);
 	flush_signals(current);
 	spin_unlock_irq(&current->sigmask_lock);
 
@@ -525,7 +525,7 @@
 	up(&lo->lo_sem);
 
 	for (;;) {
-		down(&lo->lo_bh_mutex);
+		down_interruptible(&lo->lo_bh_mutex);
 		if (!atomic_read(&lo->lo_pending))
 			break;