Hello, Michal. On Wed, Sep 05, 2012 at 04:49:42PM +0200, Michal Hocko wrote: > Can we settle on the following 3 steps? > 1) warn about "flat" hierarchies (give it X releases) - I will push it > to as many Suse code streams as possible (hope other distributions > could do the same) I think I'm just gonna trigger WARN from cgroup core if anyone tries to create hierarchy with a controller which doesn't support full hierarchy. WARN_ON_ONCE() at first and then WARN_ON() on each creation later on. > 2) flip the default on the root cgroup & warn when somebody tries to > change it to 0 (give it another X releases) that the knob will be > removed > 3) remove the knob and the whole nonsese > 4) revert 3 if somebody really objects If we can get to 3, I don't think 4 would be a problem. Thanks. -- tejun -- 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/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>