On 7/7/21 8:46 AM, Tianyu Lan wrote:
> @@ -598,7 +599,7 @@ void arch_kexec_unprotect_crashkres(void)
> */
> int arch_kexec_post_alloc_pages(void *vaddr, unsigned int pages, gfp_t gfp)
> {
> - if (sev_active())
> + if (sev_active() || hv_is_isolation_supported())
> return 0;
>
> /*
> @@ -611,7 +612,7 @@ int arch_kexec_post_alloc_pages(void *vaddr, unsigned int
> pages, gfp_t gfp)
>
> void arch_kexec_pre_free_pages(void *vaddr, unsigned int pages)
> {
> - if (sev_active())
> + if (sev_active() || hv_is_isolation_supported())
> return;
You might want to take a look through the "protected guest" patches. I
think this series is touching a few of the same locations that TDX and
recent SEV work touch.
https://lore.kernel.org/lkml/20210618225755.662725-5-sathyanarayanan.kuppusw...@linux.intel.com/
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