[Hmm this one somehow got stuck in my outgoing emails] On Wed 11-07-18 09:23:54, Linus Torvalds wrote: [...] > So I'm open to new interfaces. I just want those new interfaces to > make sense, and be low latency and simple for the VM to do. I'm > objecting to the incredibly baroque and heavy-weight one that can > return near-infinite amounts of memory. Mel was suggesting a bulk page allocator a year ago [1]. I can see only slab bulk api so I am not sure what happened with that work. Anyway I think that starting with what we have right now is much more appropriate than over design this thing from the early beginning. [1] http://lkml.kernel.org/r/20170109163518.6001-5-mgorman@xxxxxxxxxxxxxxxxxxx -- Michal Hocko SUSE Labs