| Date | Fri, 27 Jun 2008 12:59:55 +0200 | From | Joerg Roedel <> | Subject | Re: [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
-- | AMD Saxony Limited Liability Company & Co. KG Operating | Wilschdorfer Landstr. 101, 01109 Dresden, Germany System | Register Court Dresden: HRA 4896 Research | General Partner authorized to represent: Center | AMD Saxony LLC (Wilmington, Delaware, US) | General Manager of AMD Saxony LLC: Dr. Hans-R. Deppe, Thomas McCoy
|