On Thu, Dec 03, 2020 at 11:15:14AM +0100, Laurent Dufour wrote: > This patch applies to 5.9 and earlier kernels only. > > Since 5.10, this has been fortunately fixed by the commit > e5e179aa3a39 ("pseries/drmem: don't cache node id in drmem_lmb struct"). Why can't we just backport that patch instead? It's almost always better to do that than to have a one-off patch, as almost always those have bugs in them. thanks, greg k-h