linux-kernel - Re: [PATCH] OMAP: iommu flush page table entries from L1 and L2 cache

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Message-Id: <201104191401.34818.arnd@arndb.de>
Date:	Tue, 19 Apr 2011 14:01:34 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	Kyungmin Park <kmpark@...radead.org>
Cc:	Hari Kanigeri <h-kanigeri2@...com>,
	"Russell King - ARM Linux" <linux@....linux.org.uk>,
	Fernando Guzman Lugo <fernando.lugo@...com>,
	Tony Lindgren <tony@...mide.com>,
	Hiroshi DOYU <Hiroshi.DOYU@...ia.com>,
	linux-kernel@...r.kernel.org,
	Andrzej Pietrasiewicz <andrzej.p@...sung.com>,
	Ramesh Gupta <grgupta@...com>, linux-omap@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Marek Szyprowski <m.szyprowski@...sung.com>
Subject: Re: [PATCH] OMAP: iommu flush page table entries from L1 and L2 cache

On Tuesday 19 April 2011, Kyungmin Park wrote:
> On Mon, Apr 18, 2011 at 11:13 PM, Arnd Bergmann <arnd@...db.de> wrote:
> > On Monday 18 April 2011, Kyungmin Park wrote:
> >> On Mon, Apr 18, 2011 at 8:58 PM, Arnd Bergmann <arnd@...db.de> wrote:
> >> >
> >> > One missing piece is still a way for a platform to provide both
> >> > the iommu and the dma-mapping API in a unified driver. Right now,
> >> > you have to export both interface for a generic solution.
> >>
> >> Actually MSM and we (Michal, Marek) tried to merge the generic IOMMU
> >> implementation into mm, but MM did't accept it.
> >
> > I'm confused. What do you mean with MM?
> linux/mm, Memory Management.

I'm still confused. What were you suggesting to merge in there?
Do you have a link to a mailing list discussion?

	Arnd
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