linux-kernel - Re: [RFC PATCH 3/3] dma-mapping: clear dma

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Date:   Fri, 14 Sep 2018 15:12:40 +0200
From:   Christoph Hellwig <hch@....de>
To:     Wolfram Sang <wsa+renesas@...g-engineering.com>
Cc:     iommu@...ts.linux-foundation.org,
        Robin Murphy <robin.murphy@....com>,
        Christoph Hellwig <hch@....de>,
        linux-renesas-soc@...r.kernel.org,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH 3/3] dma-mapping: clear dma_parms on teardown, too

Same here.  I don't even think we really need to clear the ops to
start with, but we if we want to do it I'd just do it directly in
the two callers.