[Nouveau] [Bug 27063] New: Nouveau does DMA to/from unexpected address

[bugzilla-daemon at freedesktop.org]

http://bugs.freedesktop.org/show_bug.cgi?id=27063

           Summary: Nouveau does DMA to/from unexpected address
           Product: xorg
           Version: unspecified
          Platform: Other
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Driver/nouveau
        AssignedTo: nouveau at lists.freedesktop.org
        ReportedBy: dwmw2 at infradead.org
         QAContact: xorg-team at lists.x.org


In systems with an IOMMU, we get DMA faults when the graphics card attempts to
DMA to/from physical address zero.

Stray DMA considered harmful.

https://bugzilla.redhat.com/show_bug.cgi?id=561267


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