Re: [PATCH v9 00/16] Introduce support for IGVM files

["Daniel P. Berrangé" <berrange@redhat.com>]

On Thu, Jul 03, 2025 at 03:59:33PM +0100, Roy Hopkins wrote:
> Here is v9 of the set of patches to add support for IGVM files to QEMU. This is
> based on commit c77283dd5d79149f4e7e9edd00f65416c648ee59 of qemu.
> 
> Once again, this is mostly a rebase of the previous patch series. However,
> thanks to those reviewers who have provided feedback on v8 which has now been
> addressed in this new version.
> 
> This v9 patch series is also available on github: [2]
> 
> For testing IGVM support in QEMU you need to generate an IGVM file that is
> configured for the platform you want to launch. You can use the `buildigvm`
> test tool [3] to allow generation of IGVM files for all currently supported
> platforms. Patch 11/17 contains information on how to generate an IGVM file
> using this tool.
> 
> Changes in v9:
> 
> * Address review comments from v8
> * Add metadata to relevant commits.
> 
> Patch summary:
> 
> 1-11: Add support and documentation for processing IGVM files for SEV, SEV-ES,
> SEV-SNP and native platforms. 
> 
> 12-15: Processing of policy and SEV-SNP ID_BLOCK from IGVM file. 
> 
> 16: Add pre-processing of IGVM file to support synchronization of 'SEV_FEATURES'
> from IGVM VMSA to KVM.

IIRC, way back in the early draft of this you have included some pieces
related to TDX which we then dropped since TDX wasn't ready in QEMU
upstream.

Now that TDX merged in QEMU a few weeks back, I'm wondering what gaps there
are in this series wrt TDX support ?

With regards,
Daniel
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