On Wed, Apr 10, 2019 at 12:14:55PM +0200, David Hildenbrand wrote: > While current node handling is probably terribly broken for memory block > devices that span several nodes (only possible when added during boot, > and something like that should be blocked completely), properly put the > device reference we obtained via find_memory_block() to get the nid.
We even have nodes sharing sections, so tricky to "fix". But I agree that the way memblocks are being handled now sucks big time. > > Fixes: d0dc12e86b31 ("mm/memory_hotplug: optimize memory hotplug") > Cc: Andrew Morton <a...@linux-foundation.org> > Cc: Oscar Salvador <osalva...@suse.de> > Cc: Michal Hocko <mho...@suse.com> > Cc: David Hildenbrand <da...@redhat.com> > Cc: Pavel Tatashin <pasha.tatas...@soleen.com> > Cc: Wei Yang <richard.weiy...@gmail.com> > Cc: Qian Cai <c...@lca.pw> > Cc: Arun KS <aru...@codeaurora.org> > Cc: Mathieu Malaterre <ma...@debian.org> > Signed-off-by: David Hildenbrand <da...@redhat.com> Well spotted David ;-) Reviewed-by: Oscar Salvador <osalva...@suse.de> -- Oscar Salvador SUSE L3