From: Christoph Hellwig <hch@lst.de>
To: Wolfram Sang <wsa+renesas@sang-engineering.com>
Cc: iommu@lists.linux-foundation.org,
Robin Murphy <robin.murphy@arm.com>,
Christoph Hellwig <hch@lst.de>,
linux-renesas-soc@vger.kernel.org,
Marek Szyprowski <m.szyprowski@samsung.com>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [RFC PATCH 3/3] dma-mapping: clear dma_parms on teardown, too
Date: Fri, 14 Sep 2018 15:12:40 +0200 [thread overview]
Message-ID: <20180914131240.GB27141@lst.de> (raw)
In-Reply-To: <20180913151716.6333-4-wsa+renesas@sang-engineering.com>
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.
next prev parent reply other threads:[~2018-09-14 13:12 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-13 15:17 [RFC PATCH 0/3] dma-mapping: clear dangling pointers consistently Wolfram Sang
2018-09-13 15:17 ` [RFC PATCH 1/3] ARM: dma-mapping: update comment about handling dma_ops when detaching from IOMMU Wolfram Sang
2018-09-14 12:15 ` Geert Uytterhoeven
2018-09-14 16:11 ` Wolfram Sang
2018-09-13 15:17 ` [RFC PATCH 2/3] dma-mapping: clear dma_ops pointer also on ARM Wolfram Sang
2018-09-14 13:12 ` Christoph Hellwig
2018-09-13 15:17 ` [RFC PATCH 3/3] dma-mapping: clear dma_parms on teardown, too Wolfram Sang
2018-09-14 13:12 ` Christoph Hellwig [this message]
2018-09-14 13:23 ` Robin Murphy
2018-09-14 15:57 ` Wolfram Sang
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