lkml.org 
[lkml]   [2017]   [Jun]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] mm, memory_hotplug: support movable_node for hotplugable nodes
From
Date
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.

> Could you share some light on that?
>
>>

\
 
 \ /
  Last update: 2017-06-14 11:10    [W:0.099 / U:1.136 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site