linux-kernel - Re: [PATCH 1/2] iommu: Add iommu_fault class event to iommu trace

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Date:	Tue, 24 Sep 2013 12:48:57 +0200
From:	Joerg Roedel <joro@...tes.org>
To:	Shuah Khan <shuah.kh@...sung.com>
Cc:	alex.williamson@...hat.com, Varun.Sethi@...escale.com,
	udknight@...il.com, aik@...abs.ru, rostedt@...dmis.org,
	fweisbec@...il.com, mingo@...hat.com, linux-kernel@...r.kernel.org,
	iommu@...ts.linux-foundation.org, shuahkhan@...il.com
Subject: Re: [PATCH 1/2] iommu: Add iommu_fault class event to iommu trace

On Fri, Aug 16, 2013 at 11:20:16AM -0600, Shuah Khan wrote:
> +DEFINE_EVENT(iommu_fault, report_fault,
> +
> +	TP_PROTO(struct device *dev, unsigned long iova, int flags),
> +
> +	TP_ARGS(dev, iova, flags)
> +);

I am not entirely happy with the naming. It is better to name the class
iommu_error and the page-fault event io_page_fault. This makes it more
clear what kind of fault it is.


	Joerg


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