On Thu, Jun 22, 2017 at 11:13:09AM -0400, Jan Vesely wrote: > It looks like I tested different patches. > linux-4.10.17 with both > "iommu/amd: Optimize iova queue flushing"
This patch isn't in my tree and will not go upstream. > and > "iommu/amd: Disable previously enabled IOMMUs at boot" This patch solves a different problem. > (I haven't tested the series independently) > > works OK. The machine booted successfully and I was able to test clover > based OpenCL and simple OpenGL on both iGPU(carrizo) and dGPU(iceland). For a conclusive test please use what is in the iommu-tree, as this is what I plan to send upstream. You can use the 'next' branch of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git to get all patches, including my flush optimization series. Thanks, Joerg _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu