On Mon, 24 Sep 2018 14:42:03 +0200 Oscar Salvador <osalvador@xxxxxxxxxxxxxxxxxx> wrote: > On Mon, Sep 24, 2018 at 02:39:17PM +0200, Oscar Salvador wrote: > > On Mon, Sep 24, 2018 at 01:07:01PM +0100, Jonathan Cameron wrote: > > > > > > Hi All, > > > > > > This is with some additional patches on top of the mm tree to support > > > arm64 memory hot plug, but this particular issue doesn't (at first glance) > > > seem to be connected to that. It's not a recent issue as IIRC I > > > disabled Kconfig for cgroups when starting to work on this some time ago > > > as a quick and dirty work around for this. > > > > Hi Jonathan, > > > > would you mind to describe the steps you are taking? > > You are adding the memory, and then you online it? > > I forgot to ask. > Does this warning only show up with 4.19.0-rc4-mm1-00209-g70dc260f963a, or you can > trigger it with an older version? > Do you happen to know the last one that did not trigger that warning? > > Thanks >From memory perhaps 6 months back. Will take a while to backport the patch stack far enough to try anything old now. I'll look at this later in the week. Thanks, Jonathan