The first patch is unchanged from the first posting. The second patch adds multiple lists and locks to avod potential scalability issues with a single list. This is just a simple hash based on the block address being zeroed. -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html