linux-kernel - Re: [PATCH 02/19] dma-iommu: cleanup dma-iommu.h

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Date:   Mon, 11 Feb 2019 16:59:38 +0100
From:   Christoph Hellwig <hch@....de>
To:     Robin Murphy <robin.murphy@....com>
Cc:     Christoph Hellwig <hch@....de>, Joerg Roedel <joro@...tes.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Tom Lendacky <thomas.lendacky@....com>,
        iommu@...ts.linux-foundation.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 02/19] dma-iommu: cleanup dma-iommu.h

On Wed, Feb 06, 2019 at 03:08:26PM +0000, Robin Murphy wrote:
> Other than dma-iommu.c itself, none of them *require* it - only arch/arm64 
> selects it (the one from MTK_IOMMU is just bogus), and a lot of the drivers 
> also build for at least one other architecture (and/or arm64 with 
> !IOMMU_API).
>
> Either way, I have no vehement objection to the change, I just don't see 
> any positive value in it.

I've moved the idef back down below the includes.