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Date:   Wed, 5 Jun 2019 09:31:37 -0700
From:   Shakeel Butt <>
To:     Hui Zhu <>,
        Vitaly Wool <>
Cc:     Dan Streetman <>,
        Minchan Kim <>,,,
        Seth Jennings <>,
        Linux MM <>,
        LKML <>
Subject: Re: [PATCH V3 1/2] zpool: Add malloc_support_movable to zpool_driver

On Wed, Jun 5, 2019 at 3:06 AM Hui Zhu <> wrote:
> As a zpool_driver, zsmalloc can allocate movable memory because it
> support migate pages.
> But zbud and z3fold cannot allocate movable memory.

Cc: Vitaly

It seems like z3fold does support page migration but z3fold's malloc
is rejecting __GFP_HIGHMEM. Vitaly, is there a reason to keep
rejecting __GFP_HIGHMEM after 1f862989b04a ("mm/z3fold.c: support page


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