On Wed, 13 Apr 2011, Andrew Morton wrote: > It's a bit naughty to change the existing interface in 2.6.38.x but the time > window is small and few people will be affected and they were nuts to be > using 2.6.38.0 anyway ;) > > I suppose we could support both the old and new formats for a while, > then retire the old format but I doubt if it's worth it. > > Isn't there some user documentation which needs to be updated to > reflect this change? If not, why not? :) > Indeed there is, in Documentation/vm/transhuge.txt -- only for /sys/kernel/mm/transparent_hugepage/khugepaged/defrag, though, we lack documentation of debug_cow. Ben, do you have time to update the patch? It sounds like this is 2.6.39 material. -- 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=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>