linux-kernel - Re: [PATCH 3/6] dma-iommu: remove __iommu_dma

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Message-ID: <20201130082826.GB32234@lst.de>
Date:   Mon, 30 Nov 2020 09:28:26 +0100
From:   Christoph Hellwig <hch@....de>
To:     Ricardo Ribalda <ribalda@...omium.org>
Cc:     Christoph Hellwig <hch@....de>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        IOMMU DRIVERS <iommu@...ts.linux-foundation.org>,
        Joerg Roedel <joro@...tes.org>,
        Robin Murphy <robin.murphy@....com>,
        Linux Doc Mailing List <linux-doc@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Media Mailing List <linux-media@...r.kernel.org>,
        Tomasz Figa <tfiga@...omium.org>,
        Sergey Senozhatsky <senozhatsky@...gle.com>
Subject: Re: [PATCH 3/6] dma-iommu: remove __iommu_dma_mmap

On Tue, Nov 24, 2020 at 04:38:42PM +0100, Ricardo Ribalda wrote:
> From: Christoph Hellwig <hch@....de>
> 
> The function has a single caller, so open code it there and take
> advantage of the precalculated page count variable.
> 
> Signed-off-by: Christoph Hellwig <hch@....de>

It turns out this isn't really required for the series.  I think it is
a useful cleanup, but it should probably be picked up separately.

Robin, any comments?