Re: [PATCH] x86/sev: Fix SEV check in sev_map_percpu_data()

[David Rientjes]

On Tue, 2 Jan 2024, Kirill A. Shutemov wrote:

> The function sev_map_percpu_data() checks if it is running on an SEV
> platform by checking the CC_ATTR_GUEST_MEM_ENCRYPT attribute. However,
> this attribute is also defined for TDX.
> 
> To avoid false positives, add a cc_vendor check.
> 
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>

Acked-by: David Rientjes <rientjes@xxxxxxxxxx>