linux-kernel - Re: [PATCH 1/8] mm: remove a pointless CONFIG_ZONE_DEVICE check in memremap

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Message-ID: <CAPcyv4iKLXJftFL+jdAXFXt6-fjwSdK9D2un9PywfXDT0W7HzQ@mail.gmail.com>
Date:   Mon, 7 Feb 2022 10:08:01 -0800
From:   Dan Williams <dan.j.williams@...el.com>
To:     Christoph Hellwig <hch@....de>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Felix Kuehling <Felix.Kuehling@....com>,
        Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>,
        "Pan, Xinhui" <Xinhui.Pan@....com>,
        Ben Skeggs <bskeggs@...hat.com>,
        Karol Herbst <kherbst@...hat.com>,
        Lyude Paul <lyude@...hat.com>, Jason Gunthorpe <jgg@...pe.ca>,
        Alistair Popple <apopple@...dia.com>,
        Logan Gunthorpe <logang@...tatee.com>,
        Ralph Campbell <rcampbell@...dia.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        amd-gfx list <amd-gfx@...ts.freedesktop.org>,
        Maling list - DRI developers 
        <dri-devel@...ts.freedesktop.org>, nouveau@...ts.freedesktop.org,
        Linux NVDIMM <nvdimm@...ts.linux.dev>,
        Linux MM <linux-mm@...ck.org>
Subject: Re: [PATCH 1/8] mm: remove a pointless CONFIG_ZONE_DEVICE check in memremap_pages

On Sun, Feb 6, 2022 at 10:33 PM Christoph Hellwig <hch@....de> wrote:
>
> memremap.c is only built when CONFIG_ZONE_DEVICE is set, so remove
> the superflous extra check.

Looks good to me.

Reviewed-by: Dan Williams <dan.j.williams@...el.com>