linux-kernel - Re: [PATCH 6/9] x86/iommu: change Calgary to use dma

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Message-ID: <20080930111028.GC12529@elte.hu>
Date:	Tue, 30 Sep 2008 13:10:28 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Joerg Roedel <joerg.roedel@....com>
Cc:	linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
	iommu@...ts.linux-foundation.org,
	David Woodhouse <dwmw2@...radead.org>,
	Muli Ben-Yehuda <muli@...ibm.com>,
	Amit Shah <amit.shah@...ranet.com>,
	Ingo Molnar <mingo@...hat.com>,
	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
Subject: Re: [PATCH 6/9] x86/iommu: change Calgary to use dma_ops register
	interface


* Joerg Roedel <joerg.roedel@....com> wrote:

> +static int calgary_device_supported(struct device *dev)
> +{
> +	struct iommu_table *tbl;
> +
> +	tbl = find_iommu_table(dev);
> +
> +	return translation_enabled(tbl);
> +}

i guess this could be written as a simple:

> +static int calgary_device_supported(struct device *dev)
> +{
> +	return translation_enabled(find_iommu_table(dev));
> +}

?

	Ingo
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