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Date:   Wed, 25 Oct 2017 00:32:01 +0000
From:   "Du, Fan" <>
To:     Michal Hocko <>
CC:     "" <>,
        "" <>,
        "Williams, Dan J" <>,
        "" <>,
        "Du, Fan" <>
Subject: RE: [PATCH] Add /proc/PID/{smaps, numa_maps} support for DAX

>-----Original Message-----
>From: Michal Hocko []
>Sent: Tuesday, October 24, 2017 8:02 PM
>To: Du, Fan <>
>Cc:;; Williams, Dan J
>Subject: Re: [PATCH] Add /proc/PID/{smaps, numa_maps} support for DAX
>On Tue 24-10-17 15:52:01, Fan Du wrote:
>> So user could check those interface for more detailed
>> information about how much DAX mappings are currently
>> created.
>> Here we use vma_is_dax method to find specific page
>> struture with DAX {huge, normal}page mappings,
>> vm_normal_page routine works as before without any
>> impact on the existing logical where _vm_normal_page
>> are called.
>And like for any other user visible changes it should be CC to the
>linux-api mailing list and a usecase which requires this information
>provided as well.

Please kindly review v3.

>Michal Hocko
>SUSE Labs

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