Messages in this thread | | | Date | Tue, 12 May 2020 15:34:29 +0200 | From | Joerg Roedel <> | Subject | Re: Failure to shutdown/reboot with intel_iommu=on |
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On Mon, May 11, 2020 at 09:43:11AM -0400, Lenny Szubowicz wrote: > I suspect that you have TPM 2.x functionality enabled in the BIOS/firmware. > > Unless you are actually using the TPM, try setting it to TPM 1.2 mode. > I've seen an incompatiblity on other Lenovo laptops between using the > IOMMU, TPM 2.x implementation in firmware, and shutdown/suspend.
Interesting, has this been debugged further into the TPM code?
Joerg
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