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Wed, 24 Apr 2024 09:52:09 -0700 (PDT) X-Google-Smtp-Source: AGHT+IFR+Q8XeU6R6xECmEQz4NqbdTNaO1G1EnGJfcOAEAL7aKaYxgGlsEHUag2BDkifl8iK/Ykj8pEtfMPkXRl3N6s= X-Received: by 2002:adf:a2d5:0:b0:34a:ef9b:b6d3 with SMTP id t21-20020adfa2d5000000b0034aef9bb6d3mr1894619wra.33.1713977528725; Wed, 24 Apr 2024 09:52:08 -0700 (PDT) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <20240421180122.1650812-1-michael.roth@amd.com> <171388991368.1780702.14461882076074410508@amd.com> In-Reply-To: <171388991368.1780702.14461882076074410508@amd.com> From: Paolo Bonzini Date: Wed, 24 Apr 2024 18:51:56 +0200 Message-ID: Subject: Re: [PATCH v14 00/22] Add AMD Secure Nested Paging (SEV-SNP) Hypervisor Support To: Michael Roth Cc: kvm@vger.kernel.org, linux-coco@lists.linux.dev, linux-mm@kvack.org, linux-crypto@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org, tglx@linutronix.de, mingo@redhat.com, jroedel@suse.de, thomas.lendacky@amd.com, hpa@zytor.com, ardb@kernel.org, seanjc@google.com, vkuznets@redhat.com, jmattson@google.com, luto@kernel.org, dave.hansen@linux.intel.com, slp@redhat.com, pgonda@google.com, peterz@infradead.org, srinivas.pandruvada@linux.intel.com, rientjes@google.com, dovmurik@linux.ibm.com, tobin@ibm.com, bp@alien8.de, vbabka@suse.cz, kirill@shutemov.name, ak@linux.intel.com, tony.luck@intel.com, sathyanarayanan.kuppuswamy@linux.intel.com, alpergun@google.com, jarkko@kernel.org, ashish.kalra@amd.com, nikunj.dadhania@amd.com, pankaj.gupta@amd.com, liam.merwick@oracle.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Tue, Apr 23, 2024 at 6:32=E2=80=AFPM Michael Roth = wrote: > I just sent an additional set of fixups, patches 23-29. These add some > additional input validation on GHCB requests, mainly ensuring that > SNP-specific requests from non-SNP guests result in an error as soon as > they are received rather than reaching an error state indirectly further > into the call stack. > > It's a small diff (included below), but a bit of a pain to squash in > patch by patch due to close proximity with each other, so I've pushed an > updated branch here that already has them squashed in: > > https://github.com/amdese/linux/commits/snp-host-v14b Thanks, I pushed that to kvm-coco-queue. There was a missing signoff - I just added it since you actually added it in the past[1] and the patch only differs in context. Now off to getting those mm acks. Paolo [1] https://patchew.org/linux/20231230172351.574091-1-michael.roth@amd.com/= 20231230172351.574091-33-michael.roth@amd.com/