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Thu, 13 Nov 2025 13:15:53 -0800 (PST) Date: Thu, 13 Nov 2025 13:15:51 -0800 In-Reply-To: <6e9d3d9d-6541-41ed-994c-04415962a7da@amd.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <6e9d3d9d-6541-41ed-994c-04415962a7da@amd.com> Message-ID: Subject: Re: [PATCH v4 2/4] crypto: ccp - Add an API to return the supported SEV-SNP policy bits From: Sean Christopherson To: Tom Lendacky Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, x86@kernel.org, linux-crypto@vger.kernel.org, Paolo Bonzini , Borislav Petkov , Dave Hansen , Ingo Molnar , Thomas Gleixner , Michael Roth , Ashish Kalra , Herbert Xu , David Miller Content-Type: text/plain; charset="us-ascii" 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@google.com > > 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.