On 2020-03-09 18:03:54 [+0100], To linux-rt-users@xxxxxxxxxxxxxxx wrote: … > mm-perform-lru_add_drain_all-remotely.patch I need to think again about this one. I don't think we get this upstream. We don't want to acquire the local-locks cross-CPU like we do here. Also the bug/problem exists even if -RT is not involved. Sebastian