On Fri, 16 Dec 2011 17:38:39 +0100, [email protected] wrote: > Hum, could this be related to the RC6 vs. IOMMU issue? I have > CONFIG_INTEL_IOMMU enabled in 3.2, and disabled in 3.1, and boot with > i915.i915_enable_rc6=1.
Very likely -- RC6 and semaphores are not compatible with IOMMU. You should be able to just disable VTd in your BIOS and use the kernel with IOMMU enabled. -- [email protected]
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