On Fri, 2011-03-04 at 22:38 +0800, Wu Fengguang wrote: > Sorry for being ignorance on the memory barriers.. n/p, everybody who encounters them seems to be a bit confused at first and a lot more confused later :-) > The below patch removes the unnecessary smp_mb__after_clear_bit(). OK, thanks! -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx 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