Wei Liu

> > What is the cadence of picking an LTS release? I don't think maintaining too many LTS releases is economical. I do think having overlapping-in-time LTS releases are important....

Not Robert but I will try to answer some of the questions. These are my own opinions only. > @rbradford oh, that's a good point on some technical stability details,...

> Thanks for taking time, Wei. I'm basically on the same page in most case, touching a couple of things to clarify more or make a suggestion. > > >...

One thing to consider is Windows support. I don't think there is a virtio-tpm frontend driver for Windows yet.

We can run https://github.com/stefanberger/swtpm behind a socket and let CLH forward commands to it. CLH handle TPM's registers and memory regions and forward stuff to the socket.

> > There's nothing specific to PCI in the vfio-user spec, for what it's worth. libvfio-user is based around PCI, certainly. > > I know, but let's be honest, both...

> @liuw so this proxy code in Cloud Hypervisor takes care of placing a device on the MMIO address space? Yes. It generates the required ACPI table and register an...

(Keep in mind I'm not an expert on TPM) I checked out Linux's TPM drivers under drivers/char/tpm. It seems to me for TPM2 ACPI is mandatory. As for I2C based...

@t-seanyoo Thank you very much for your detailed input. I will follow up internally regarding the next steps for this project.

Please keep it open. This project is to be looked at shortly during our internal planning exercise.