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Date:   Mon, 15 Apr 2019 15:26:33 -0700
From:   Yang Shi <>
To:     Dave Hansen <>,,,,,,,,,,,
Subject: Re: [v2 PATCH 5/9] mm: vmscan: demote anon DRAM pages to PMEM node

On 4/15/19 3:14 PM, Dave Hansen wrote:
> On 4/15/19 3:10 PM, Yang Shi wrote:
>>> Also, I don't see anything in the code tying this to strictly demote
>>> from DRAM to PMEM.  Is that the end effect, or is it really implemented
>>> that way and I missed it?
>> No, not restrict to PMEM. It just tries to demote from "preferred node"
>> (or called compute node) to a memory-only node. In the hardware with
>> PMEM, PMEM would be the memory-only node.
> If that's the case, your patch subject is pretty criminal. :)

Aha, s/PMEM/cpuless would sound guiltless.

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