On Wed, Aug 19, 2020 at 07:59:54PM +0200, David Hildenbrand wrote: > We don't allow to offline memory with holes, all boot memory is online, > and all hotplugged memory cannot have holes. > > We can now simplify onlining of pages. As we only allow to online/offline > full sections and sections always span full MAX_ORDER_NR_PAGES, we can just > process MAX_ORDER - 1 pages without further special handling. > > The number of onlined pages simply corresponds to the number of pages we > were requested to online. > > While at it, refine the comment regarding the callback not exposing all > pages to the buddy. > > Acked-by: Michal Hocko <[email protected]> > Cc: Andrew Morton <[email protected]> > Cc: Michal Hocko <[email protected]> > Cc: Wei Yang <[email protected]> > Cc: Baoquan He <[email protected]> > Cc: Pankaj Gupta <[email protected]> > Cc: Oscar Salvador <[email protected]> > Signed-off-by: David Hildenbrand <[email protected]>
Reviewed-by: Oscar Salvador <[email protected]> -- Oscar Salvador SUSE L3
