Hi Jerry, On Mon, Sep 21, 2020 at 11:56:42AM -0700, Jerry Snitselaar wrote: > We are seeing a kdump kernel boot failure in test on an HP DL325 Gen10 > and it was tracked down to 387caf0b759a ("iommu/amd: Treat per-device > exclusion ranges as r/w unity-mapped regions"). Reproduced on 5.9-rc5 > and goes away with revert of the commit. There is a follow on commit > that depends on this that was reverted as well 2ca6b6dc8512 ("iommu/amd: > Remove unused variable"). I'm working on getting system access and want > to see what the IVRS table looks like, but thought I'd give you heads > up.
Thanks for looking into this, we really need to find the root-cause to avoid the revert. Thanks, Joerg _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu