On Mon, Jul 18, 2022 at 03:44:21PM +0800, Jing-Ting Wu <jing-ting.wu@xxxxxxxxxxxx> wrote: > Accroding your description, is the following patch corrent? Yes, this is what I meant (i.e. grace period before invalidating the removed rstat_css_node). > If the patch is correct, we will add this patch to our stability test. > And we will continue to observe whether the problem is solved. It'd be great to have such confirmation. Thanks, Michal