> Calling get_page/put_pages more times than necessary is never ideal, I > imagine the biggest cost is the atomic_inc on the head page that I've actually seen it in profile logs, but I hadn't realized it was redundant. Have to see if it brings a benefit to hot users. -Andi -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>