linux-kernel - Re: [PATCH 01/10] x86: add Kconfig entry for DMA-API debugging

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Message-ID: <20081121164014.GB733@elte.hu>
Date:	Fri, 21 Nov 2008 17:40:14 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Joerg Roedel <joerg.roedel@....com>
Cc:	Ingo Molnar <mingo@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	iommu@...ts.linux-foundation.org
Subject: Re: [PATCH 01/10] x86: add Kconfig entry for DMA-API debugging


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

> +config DMA_API_DEBUG
> +	default n

'default n' can be omitted in general from interactive Kconfig 
entries.

> +	bool "Enable debugging of DMA-API usage"
> +	depends on X86

perhaps add a proper dependency on iommu or swiotlb presence as well - 
in case we decide to make it all disable-able again and dont have the 
callbacks present?

	Ingo
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