linux-kernel - Re: [PATCH 1/2] arm: msm: Add System MMU support.

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Date:	Sat, 31 Jul 2010 13:15:24 +1000
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>,
	Joerg Roedel <joerg.roedel@....com>, stepanm@...eaurora.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-arm-msm@...r.kernel.org, dwalker@...eaurora.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] arm: msm: Add System MMU support.

On Thu, 2010-07-29 at 10:26 +0200, Arnd Bergmann wrote:
> Exactly, thanks for the clarification. I also didn't realize that
> there
> is now an include/linux/iommu.h file that only describes the PCI
> SR-IOV
> interfaces, unlike the generic IOMMU support that we have in your
> include/linux/dma-mapping.h file.
> 
> Maybe we should rename linux/iommu.h to something more specific so we
> can reduce this confusion in the future.

Hrm, indeed I just noticed that. Pretty gross... it should definitly be
renamed, is will caused endless confusion with unrelated iommu.h and
iommu_* interfaces which represent something different.

Ben.


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