linux-kernel - Re: [PATCH] iommu: fix trace_map() to report original iova and original size

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Message-ID: <20150126121618.GA4653@8bytes.org>
Date:	Mon, 26 Jan 2015 13:16:18 +0100
From:	Joerg Roedel <joro@...tes.org>
To:	Shuah Khan <shuahkh@....samsung.com>
Cc:	alex.williamson@...hat.com, iommu@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] iommu: fix trace_map() to report original iova and
 original size

On Thu, Jan 15, 2015 at 07:29:43PM -0700, Shuah Khan wrote:
> iommu_map() calls trace_map() with iova and size. trace_map()
> should report original iova and original size as opposed to
> iova and size after they get changed during mapping. size is
> always zero at the end of mapping which is useless to report
> and iova as it gets incremented, it is not as useful as the
> original iova. Change iommu_map() to call trace_map() to
> report original iova and original size.
> 
> Signed-off-by: Shuah Khan <shuahkh@....samsung.com>
> Reported-by: Alex Williamson <alex.williamson@...hat.com>

Applied, thanks.

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