Re: [PATCH v7 06/22] coco/tdx-host: Expose P-SEAMLDR information via sysfs

Dave Hansen
2026-03-31T14:57:56Z

On 3/31/26 05:41, Chao Gao wrote:
> Expose them as tdx-host device attributes. Make seamldr attributes
> visible only when the update feature is supported, as that's their sole
> purpose. Unconditional exposure is also problematic because reading them
> triggers P-SEAMLDR calls that break KVM on CPUs with a specific erratum
> (to be enumerated and handled in a later patch).

The erratum is irrelevant, IMNHO. Or it *should* be irrelevant.