linux-kernel - Re: [PATCH 1/2] iommu/mediatek-v1: Avoid build fail when build as module

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Message-ID: <YHhENs5Jh5h0Pz+r@8bytes.org>
Date:   Thu, 15 Apr 2021 15:48:38 +0200
From:   Joerg Roedel <joro@...tes.org>
To:     Yong Wu <yong.wu@...iatek.com>
Cc:     Will Deacon <will@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Robin Murphy <robin.murphy@....com>,
        Tomasz Figa <tfiga@...omium.org>,
        linux-mediatek@...ts.infradead.org, srv_heupstream@...iatek.com,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        iommu@...ts.linux-foundation.org,
        Krzysztof Kozlowski <krzk@...nel.org>, youlin.pei@...iatek.com,
        anan.sun@...iatek.com, chao.hao@...iatek.com,
        Valdis Kletnieks <valdis.kletnieks@...edu>
Subject: Re: [PATCH 1/2] iommu/mediatek-v1: Avoid build fail when build as
 module

On Mon, Apr 12, 2021 at 02:48:42PM +0800, Yong Wu wrote:
> When this driver build as module, It build fail like:
> 
> ERROR: modpost: "of_phandle_iterator_args"
> [drivers/iommu/mtk_iommu_v1.ko] undefined!
> 
> This patch remove this interface to avoid this build fail.
> 
> Reported-by: Valdis Kletnieks <valdis.kletnieks@...edu>
> Signed-off-by: Yong Wu <yong.wu@...iatek.com>
> ---
> Currently below patch is only in linux-next-20210409. This fixes tag may be
> not needed. we can add this if it is need.
> Fixes: 8de000cf0265 ("iommu/mediatek-v1: Allow building as module")
> ---
>  drivers/iommu/mtk_iommu_v1.c | 62 ++++++++++++++++--------------------
>  1 file changed, 28 insertions(+), 34 deletions(-)

Applied both, thanks.