linux-kernel - Re: [PATCH 14/16] dma-debug: add checks for sync_single_sg

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Message-ID: <20090110234641.GB20843@elte.hu>
Date:	Sun, 11 Jan 2009 00:46:41 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Joerg Roedel <joerg.roedel@....com>
Cc:	linux-kernel@...r.kernel.org, mingo@...hat.com,
	dwmw2@...radead.org, fujita.tomonori@....ntt.co.jp,
	netdev@...r.kernel.org, iommu@...ts.linux-foundation.org
Subject: Re: [PATCH 14/16] dma-debug: add checks for sync_single_sg_*


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

> +void debug_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg,
> +			   int nelems, int direction)
> +{
> +	struct scatterlist *s;
> +	int i;
> +
> +	if (global_disable)
> +		return;

"if (unlikely(global_disable))" i suspect?

	Ingo
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