On Wed 03-10-18 15:52:24, Vitaly Kuznetsov wrote: [...] > > As David said some of the memory cannot be onlined without further steps > > (e.g. when it is standby as David called it) and then I fail to see how > > eBPF help in any way. > > and also, we can fight till the end of days here trying to come up with > an onlining solution which would work for everyone and eBPF would move > this decision to distro level. The point is that there is _no_ general onlining solution. This is basically policy which belongs to the userspace. -- Michal Hocko SUSE Labs