On Wed 13-03-19 08:52:16, Oscar Salvador wrote:
> On Tue, Mar 12, 2019 at 09:42:16PM -0400, Qian Cai wrote:
> > +
> > + /*
> > +* Onlining will reset pagetype flags and makes migrate type
> > +* MOVABLE, so just need to decrease the number of isolated
> > +* pageblocks zone counter he
On Tue, Mar 12, 2019 at 09:42:16PM -0400, Qian Cai wrote:
> +
> + /*
> + * Onlining will reset pagetype flags and makes migrate type
> + * MOVABLE, so just need to decrease the number of isolated
> + * pageblocks zone counter here.
> + */
> + for (pfn = start_pfn; pfn <
The commit f1dd2cd13c4b ("mm, memory_hotplug: do not associate hotadded
memory to zones until online") introduced move_pfn_range_to_zone() which
calls memmap_init_zone() during onlining a memory block.
memmap_init_zone() will reset pagetype flags and makes migrate type to
be MOVABLE.
However, in _
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