linux-kernel - Re: [PATCH 0/12] Factor VT-d KVM functions into a generic API (with multiple device assignment support)

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Message-ID: <20081203034405.GA23835@suse.de>
Date:	Tue, 2 Dec 2008 19:44:05 -0800
From:	Greg KH <gregkh@...e.de>
To:	Joerg Roedel <joerg.roedel@....com>
Cc:	Ingo Molnar <mingo@...hat.com>, Avi Kivity <avi@...hat.com>,
	David Woodhouse <dwmw2@...radead.org>,
	Alexander Graf <agraf@...e.de>,
	Han Weidong <weidong.han@...el.com>,
	linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
	iommu@...ts.linux-foundation.org
Subject: Re: [PATCH 0/12] Factor VT-d KVM functions into a generic API
	(with multiple device assignment support)

On Tue, Dec 02, 2008 at 02:01:11PM +0100, Joerg Roedel wrote:
> Hi,
> 
> this patch series makes the current KVM device passthrough code generic
> enough so that other IOMMU implementation can also plug into this code.
> It works by factoring the functions Vt-d code exports to KVM into a
> generic interface which allows different backends.
> 
> This is the second version of the patchset. The most important change to
> the previous version is that this patchset was rebased to the improved
> API from Han Weidong which supports multiple devices per IOMMU domain.
> 
> For completeness, this series also includes the patches from Han with
> some cleanups. So this patchset can be applied on current avi/master
> tree.

Have you tried porting any of the current iommu controllers to this new
framework to see if it works properly for them?

thanks,

greg k-h
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