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SubjectRe: [PATCH 00/34] AMD IOMMU driver
On Fri, Jun 27, 2008 at 10:18:08AM +0200, Ingo Molnar wrote:
>
> * Joerg Roedel <joerg.roedel@amd.com> wrote:
>
> > Hi,
> >
> > this is the first post of the initial driver for AMD IOMMU hardware.
> > The driver is tested on hardware with various loads (disk and network)
> > and showed no problems.
> >
> > It currently supports DMA remapping using the dma_ops API in the x86
> > architecture code. It also supports isolation of device DMA address
> > spaces as far as the hardware allows that (means each device can get
> > its own DMA address space and can't access the DMA memory of other
> > devices).
>
> the code looks very clean. I guess down the line we might want to think
> about making all the externally visible knobs transparent: there should
> be only one way to disable the iommu via the boot command line (be that
> an AMD or Intel one), etc.
>
> i have created a new -tip topic for this: tip/x86/amd-iommu and have
> applied your patches there - thanks Joerg. You can pick up the
> integrated tree via:
>
> http://people.redhat.com/mingo/tip.git/README
>
> please check whether the integrated end result still works fine.
> [ Obviously nobody but you can test this on real hw ;-) ]

Ok, I am testing the tip-branch for AMD IOMMU currently on real hardware
and everything looks very good. I will continue with load tests over the
weekend to be sure.

Joerg

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