linux-kernel - Re: [PATCH] remove fullflush and nofullflush in IOMMU generic option

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Message-Id: <20080920033021K.fujita.tomonori@lab.ntt.co.jp>
Date:	Sat, 20 Sep 2008 03:40:32 +0900
From:	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
To:	joerg.roedel@....com
Cc:	fujita.tomonori@....ntt.co.jp, mingo@...e.hu,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] remove fullflush and nofullflush in IOMMU generic
 option

On Fri, 19 Sep 2008 19:46:05 +0200
Joerg Roedel <joerg.roedel@....com> wrote:

> On Sat, Sep 20, 2008 at 02:34:15AM +0900, FUJITA Tomonori wrote:
> > > You keep this option for AMD IOMMU too. If you move it to AMD IOMMU code
> > > then you can remove nofullflush there.
> > 
> > I'm not sure what you mean. You think that we can't change the
> > exported option, how can we remove nofullflush option?
> 
> You can keep it for GART. But as I already wrote its ok to remove it for
> AMD IOMMU.

My patch doesn't add nofullflush option to AMD IOMMU. So we don't
remove to it.

If my patch adds it to AMD IOMMU, it's a bug.
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