From patchwork Tue Nov 5 06:23:35 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaoyao Li X-Patchwork-Id: 13862500 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 652DCD1CA3B for ; Tue, 5 Nov 2024 06:50:54 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1t8DDN-00088z-ON; Tue, 05 Nov 2024 01:38:58 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1t8DCy-0007NG-H2 for qemu-devel@nongnu.org; Tue, 05 Nov 2024 01:38:34 -0500 Received: from mgamail.intel.com ([198.175.65.18]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1t8DCw-0001w0-T8 for qemu-devel@nongnu.org; Tue, 05 Nov 2024 01:38:32 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1730788711; x=1762324711; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=CqV8pOHF0zado4AcM+LoYPzs2/IDXl5pQDk/iq626Nc=; b=Y/oUrl9056PH3+6F/t9+xIvaymLJ8Pd3m5WtQAtcImN7k4VuEIpDW+RH of6VMoan+ZT5PyfAzGbcZAzp9JUkR7Ujh0beDii1FMOCo9BaD6+sQ3OEy Fg4yEjNk+nM9NTxrubbJvraxux/bENu5sVm5at+akM4WzndVVZ6sDC+eG KitKKTQsyK+TlmWNzljVNTZLfRma2EjVE9oli0O+N8L7om05TCavmOpf+ v9lcTr9+4Mv6lI7+hJYyniwRwOHZAxkGT2AAS7ALCd/OR0Yg0c/d4BkUk Xo71BPJeYWHIN+lwYa54r1RNAQMvROfw2+OIvKOiN9LJgWhKSG4oewBjD Q==; X-CSE-ConnectionGUID: r8ZCd4niSSeJRKyZ3mhaBw== X-CSE-MsgGUID: dayljLufQm2e1YIH4itlOQ== X-IronPort-AV: E=McAfee;i="6700,10204,11222"; a="30689602" X-IronPort-AV: E=Sophos;i="6.11,199,1725346800"; d="scan'208";a="30689602" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by orvoesa110.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Nov 2024 22:38:19 -0800 X-CSE-ConnectionGUID: Kz4s4N8uRXmCfX4vxeZZNw== X-CSE-MsgGUID: gzLPe+K2QjucAkeJFr6zoQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,259,1725346800"; d="scan'208";a="83989076" Received: from lxy-clx-4s.sh.intel.com ([10.239.48.52]) by fmviesa009.fm.intel.com with ESMTP; 04 Nov 2024 22:38:15 -0800 From: Xiaoyao Li To: Paolo Bonzini , Riku Voipio , Richard Henderson , Zhao Liu , "Michael S. Tsirkin" , Marcel Apfelbaum , Igor Mammedov , Ani Sinha Cc: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Yanan Wang , Cornelia Huck , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Eric Blake , Markus Armbruster , Marcelo Tosatti , rick.p.edgecombe@intel.com, kvm@vger.kernel.org, qemu-devel@nongnu.org, xiaoyao.li@intel.com Subject: [PATCH v6 27/60] i386/tdx: Finalize TDX VM Date: Tue, 5 Nov 2024 01:23:35 -0500 Message-Id: <20241105062408.3533704-28-xiaoyao.li@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241105062408.3533704-1-xiaoyao.li@intel.com> References: <20241105062408.3533704-1-xiaoyao.li@intel.com> MIME-Version: 1.0 Received-SPF: pass client-ip=198.175.65.18; envelope-from=xiaoyao.li@intel.com; helo=mgamail.intel.com X-Spam_score_int: -39 X-Spam_score: -4.0 X-Spam_bar: ---- X-Spam_report: (-4.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.34, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, HK_RANDOM_ENVFROM=0.001, HK_RANDOM_FROM=0.781, RCVD_IN_DNSWL_MED=-2.3, 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org 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 --- target/i386/kvm/tdx.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/target/i386/kvm/tdx.c b/target/i386/kvm/tdx.c index 1abca7a5be6d..33d7ed039051 100644 --- a/target/i386/kvm/tdx.c +++ b/target/i386/kvm/tdx.c @@ -335,6 +335,13 @@ static void tdx_finalize_vm(Notifier *notifier, void *unused) */ ram_block = tdx_guest->tdvf_mr->ram_block; ram_block_discard_range(ram_block, 0, ram_block->max_length); + + r = tdx_vm_ioctl(KVM_TDX_FINALIZE_VM, 0, NULL); + if (r < 0) { + error_report("KVM_TDX_FINALIZE_VM failed %s", strerror(-r)); + exit(0); + } + CONFIDENTIAL_GUEST_SUPPORT(tdx_guest)->ready = true; } static Notifier tdx_machine_done_notify = {