Re: [PATCH v4 2/4] crypto: ccp - Add an API to return the supported SEV-SNP policy bits

From: Sean Christopherson

Date: Thu Nov 13 2025 - 16:15:53 EST


On Thu, Nov 13, 2025, Tom Lendacky wrote:
> On 11/13/25 12:52, Sean Christopherson wrote:
> > On Mon, Oct 27, 2025, Tom Lendacky wrote:
> >> @@ -1014,6 +1031,7 @@ void *snp_alloc_firmware_page(gfp_t mask);
> >> void snp_free_firmware_page(void *addr);
> >> void sev_platform_shutdown(void);
> >> bool sev_is_snp_ciphertext_hiding_supported(void);
> >> +u64 sev_get_snp_policy_bits(void);
> >>
> >> #else /* !CONFIG_CRYPTO_DEV_SP_PSP */
> >>
> >> @@ -1052,6 +1070,8 @@ static inline void sev_platform_shutdown(void) { }
> >>
> >> static inline bool sev_is_snp_ciphertext_hiding_supported(void) { return false; }
> >>
> >> +static inline u64 sev_get_snp_policy_bits(void) { return 0; }
> >
> > As called out in the RFC[*], this stub is unnecesary.
> >
> > [*] https://lore.kernel.org/all/aMHP5EO-ucJGdHXz@xxxxxxxxxx
>
> Ah, sorry, missed that one. Do you want a fix up or do you want to handle it?

No fixup necessary, assuming this goes through kvm-x86.