From: Stephen Boyd <swboyd@chromium.org>
To: Christoph Hellwig <hch@lst.de>, Robin Murphy <robin.murphy@arm.com>
Cc: linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org,
Marek Szyprowski <m.szyprowski@samsung.com>
Subject: Re: [PATCH v2] dma-debug: Check for drivers mapping invalid addresses in dma_map_single()
Date: Sun, 07 Oct 2018 21:32:30 -0700 [thread overview]
Message-ID: <153897315026.119890.9913725764215566223@swboyd.mtv.corp.google.com> (raw)
In-Reply-To: <62816605-0cc9-3743-e98c-682bf7996c6c@arm.com>
Quoting Robin Murphy (2018-10-02 07:01:42)
> On 01/10/18 22:53, Stephen Boyd wrote:
> > diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
> > index d23fc45c8208..99ccba66c06a 100644
> > --- a/include/linux/dma-mapping.h
> > +++ b/include/linux/dma-mapping.h
> > @@ -231,6 +231,7 @@ static inline dma_addr_t dma_map_single_attrs(struct device *dev, void *ptr,
> > dma_addr_t addr;
> >
> > BUG_ON(!valid_dma_direction(dir));
> > + debug_dma_check_single(dev, ptr, size);
>
> Ahem...
>
> With that (and below) fixed so that it actually compiles,
>
> Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Thanks for checking! ;)
next prev parent reply other threads:[~2018-10-08 4:32 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-01 21:53 [PATCH v2] dma-debug: Check for drivers mapping invalid addresses in dma_map_single() Stephen Boyd
2018-10-02 14:01 ` Robin Murphy
2018-10-08 4:32 ` Stephen Boyd [this message]
2018-10-08 6:36 ` Christoph Hellwig
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