--- /opt/kernel/linux-2.4.2-ac10/drivers/block/loop.c	Sat Mar  3 04:16:23 2001
+++ drivers/block/loop.c	Sat Mar  3 04:18:54 2001
@@ -345,8 +345,6 @@
 		struct buffer_head *rbh = bh->b_private;
 
 		rbh->b_end_io(rbh, uptodate);
-		if (atomic_dec_and_test(&lo->lo_pending))
-			up(&lo->lo_bh_mutex);
 		loop_put_buffer(bh);
 	} else
 		loop_add_bh(lo, bh);
@@ -479,6 +477,7 @@
 
 		IV = (bh->b_rsector / (bh->b_size >> 9));
 		IV += lo->lo_offset / bh->b_size;
+		IV >>= 2;
 
 		ret = lo_do_transfer(lo, READ, bh->b_data, rbh->b_data,
 				     bh->b_size, IV);