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

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Message-ID: <20220207192242.GC49147@ziepe.ca>
Date:   Mon, 7 Feb 2022 15:22:42 -0400
From:   Jason Gunthorpe <jgg@...pe.ca>
To:     Christoph Hellwig <hch@....de>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Dan Williams <dan.j.williams@...el.com>,
        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>,
        Alistair Popple <apopple@...dia.com>,
        Logan Gunthorpe <logang@...tatee.com>,
        Ralph Campbell <rcampbell@...dia.com>,
        linux-kernel@...r.kernel.org, amd-gfx@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org, nouveau@...ts.freedesktop.org,
        nvdimm@...ts.linux.dev, linux-mm@...ck.org
Subject: Re: [PATCH 1/8] mm: remove a pointless CONFIG_ZONE_DEVICE check in
 memremap_pages

On Mon, Feb 07, 2022 at 07:32:42AM +0100, Christoph Hellwig wrote:
> memremap.c is only built when CONFIG_ZONE_DEVICE is set, so remove
> the superflous extra check.
> 
> Signed-off-by: Christoph Hellwig <hch@....de>
> ---
>  mm/memremap.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)

Reviewed-by: Jason Gunthorpe <jgg@...dia.com>

Jason