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Fri, 30 May 2025 00:14:26 -0700 (PDT) X-Google-Smtp-Source: AGHT+IF0BG5tmx8w7LURHx793IENCawF1rPyOskrjx4GuT/lQME0THob3gQPkncAbpmxhqJnMXIhKQ== X-Received: by 2002:a17:907:9611:b0:ad8:9257:5740 with SMTP id a640c23a62f3a-adb322831b9mr195675366b.13.1748589266139; Fri, 30 May 2025 00:14:26 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Cc: Xiaoyao Li , Gerd Hoffmann , Zhao Liu Subject: [PULL 38/77] i386/tdx: Finalize TDX VM Date: Fri, 30 May 2025 09:12:08 +0200 Message-ID: <20250530071250.2050910-39-pbonzini@redhat.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250530071250.2050910-1-pbonzini@redhat.com> References: <20250530071250.2050910-1-pbonzini@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -49 X-Spam_score: -5.0 X-Spam_bar: ----- X-Spam_report: (-5.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-2.902, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1748589800516116600 Content-Type: text/plain; charset="utf-8" From: Xiaoyao Li Invoke KVM_TDX_FINALIZE_VM to finalize the TD's measurement and make the TD vCPUs runnable once machine initialization is complete. Signed-off-by: Xiaoyao Li Acked-by: Gerd Hoffmann Reviewed-by: Zhao Liu Link: https://lore.kernel.org/r/20250508150002.689633-27-xiaoyao.li@intel.c= om Signed-off-by: Paolo Bonzini --- target/i386/kvm/tdx.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/target/i386/kvm/tdx.c b/target/i386/kvm/tdx.c index 99d13bd8441..287bf7147e1 100644 --- a/target/i386/kvm/tdx.c +++ b/target/i386/kvm/tdx.c @@ -353,6 +353,9 @@ static void tdx_finalize_vm(Notifier *notifier, void *u= nused) */ ram_block =3D tdx_guest->tdvf_mr->ram_block; ram_block_discard_range(ram_block, 0, ram_block->max_length); + + tdx_vm_ioctl(KVM_TDX_FINALIZE_VM, 0, NULL, &error_fatal); + CONFIDENTIAL_GUEST_SUPPORT(tdx_guest)->ready =3D true; } =20 static Notifier tdx_machine_done_notify =3D { --=20 2.49.0