Messages in this thread | | | Date | Thu, 15 Jun 2017 09:03:41 +0800 | From | Wei Yang <> | Subject | Re: [PATCH] mm, memory_hotplug: support movable_node for hotplugable nodes |
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On Wed, Jun 14, 2017 at 11:07:31AM +0200, Vlastimil Babka wrote: >On 06/14/2017 11:06 AM, Wei Yang wrote: >> On Mon, Jun 12, 2017 at 08:45:02AM +0200, Michal Hocko wrote: >>> On Mon 12-06-17 12:28:32, Wei Yang wrote: >>>> On Thu, Jun 08, 2017 at 02:23:18PM +0200, Michal Hocko wrote: >>>>> From: Michal Hocko <mhocko@suse.com> >>>>> >>>>> movable_node kernel parameter allows to make hotplugable NUMA >>>>> nodes to put all the hotplugable memory into movable zone which >>>>> allows more or less reliable memory hotremove. At least this >>>>> is the case for the NUMA nodes present during the boot (see >>>>> find_zone_movable_pfns_for_nodes). >>>>> >>>> >>>> When movable_node is enabled, we would have overlapped zones, right? >>> >>> It won't based on this patch. See movable_pfn_range >> >> I did grep in source code, but not find movable_pfn_range. > >This patch is adding it. >
Oops, what a shame.
>> Could you share some light on that? >> >>>
-- Wei Yang Help you, Help me [unhandled content-type:application/pgp-signature] | |