Re: [PATCH v8 1/5] x86/tdx: Add TDX Guest attestation interface driver

From: Dave Hansen
Date: Tue Jul 05 2022 - 14:54:16 EST


On 7/5/22 11:45, Sathyanarayanan Kuppuswamy wrote:
> Yes, there are many ways to design this. But I still think IOCTL is a better fit
> for the request/response kind of use case.

Are there any other similar ABIs in the kernel? What kind of mechanism
do they use?