On Wed 17-04-19 09:23:46, Keith Busch wrote: > On Wed, Apr 17, 2019 at 11:23:18AM +0200, Michal Hocko wrote: > > On Tue 16-04-19 14:22:33, Dave Hansen wrote: > > > Keith Busch had a set of patches to let you specify the demotion order > > > via sysfs for fun. The rules we came up with were: > > > > I am not a fan of any sysfs "fun" > > I'm hung up on the user facing interface, but there should be some way a > user decides if a memory node is or is not a migrate target, right? Why? Or to put it differently, why do we have to start with a user interface at this stage when we actually barely have any real usecases out there? -- Michal Hocko SUSE Labs