linux-kernel - Re: clean up and modularize arch dma

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Date:   Mon, 26 Jun 2017 11:47:39 +0200
From:   Christoph Hellwig <hch@....de>
To:     Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc:     Christoph Hellwig <hch@....de>, tndave <tushar.n.dave@...cle.com>,
        linux-mips@...ux-mips.org, linux-samsung-soc@...r.kernel.org,
        linux-ia64@...r.kernel.org, linux-c6x-dev@...ux-c6x.org,
        linux-s390@...r.kernel.org, linux-sh@...r.kernel.org,
        linux-hexagon@...r.kernel.org, linux-xtensa@...ux-xtensa.org,
        x86@...nel.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        dmaengine@...r.kernel.org, iommu@...ts.linux-foundation.org,
        openrisc@...ts.librecores.org, netdev@...r.kernel.org,
        sparclinux@...r.kernel.org, xen-devel@...ts.xenproject.org,
        linuxppc-dev@...ts.ozlabs.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: clean up and modularize arch dma_mapping interface V2

On Sat, Jun 24, 2017 at 10:36:56AM -0500, Benjamin Herrenschmidt wrote:
> I think we still need to do it. For example we have a bunch new "funky"
> cases.

I have no plan to do away with the selection - I just want a better
interface than the current one.