From mboxrd@z Thu Jan  1 00:00:00 1970
From: bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ@public.gmane.org
Subject: [Bug 27063] New: Nouveau does DMA to/from unexpected
	address
Date: Sat, 13 Mar 2010 13:09:11 -0800 (PST)
Message-ID: <bug-27063-8800@http.bugs.freedesktop.org/>
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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-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
        ReportedBy: dwmw2-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org
         QAContact: xorg-team-go0+a7rfsptAfugRpC6u6w@public.gmane.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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