On Mon, Mar 17, 2014 at 5:17 PM, Woodhouse, David <david.woodhouse@xxxxxxxxx> wrote: > I think I have found this problem on the IOMMU side. We usually assume > that RMRRs are for boot-time only, such as USB controllers for the > legacy keyboard/mouse emulation. And a patch sneaked in which > effectively *unmaps* the RMRR regions when you do the first "real" > mapping for the driver. Having fixed that, I think I should no longer > see these DMA faults. Which commit is this? I've a patch+bug report that stolen + dmar is busted. -Daniel -- Daniel Vetter Software Engineer, Intel Corporation +41 (0) 79 365 57 48 - http://blog.ffwll.ch _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx