On Wed, Sep 14, 2016 at 3:02 AM, fulaiyang <fulaiy...@163.com> wrote:
> Hi Alex, > The DMAR show that '*DMAR:[fault reason 02] Present bit in context > entry is clear*'. I read from a book,it shows that DMA data transmission > of IGD device is invalid. That is to say,GPA can't convert to HPA. Could > I confirm that my GPU platform has some problems? > As noted in the documentation, this is not unexpected for IGD assignment: http://git.qemu.org/?p=qemu.git;a=blob;f=docs/igd-assign.txt So long as it coincides with VM startup and does not persist, it's likely normal.
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