On Tue, 2012-05-29 at 19:44 +0200, Andrea Arcangeli wrote: > > But it'd be totally bad not to do the hard bindings to the cpu_s_ of > the node, and not using PF_THREAD_BOUND would just allow userland to > shoot itself in the foot. I mean if PF_THREAD_BOUND wouldn't exist > already I wouldn't add it, but considering somebody bothered to > implement it for the sake to make userland root user "safer", it'd be > really silly not to take advantage of that for knuma_migrated too > (even if it binds to more than 1 CPU). No, I'm absolutely ok with the user shooting himself in the foot. The thing exists because you can crash stuff if you get it wrong with per-cpu. Crashing is not good, worse performance is his own damn fault. -- 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