From patchwork Wed Nov 15 07:14:59 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaoyao Li X-Patchwork-Id: 13456327 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 238248F52 for ; Wed, 15 Nov 2023 07:22:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="Jit6tu3a" Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.115]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5F0559E for ; Tue, 14 Nov 2023 23:22:17 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1700032937; x=1731568937; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=NW5fGd3688ZveqZUz9lT4/vc71ioQDBuzFpUQ8xl9AM=; b=Jit6tu3aZpnS7b+erzcJggUDdD9dVID9ZRA/cjngL0E9J7Ep05QJKfg2 DFe3ZP6SEaia0x1mgjvotaosdZuBNZsxwcu6ammUalEyw2ppR1kUT6eQd XeEOajrfY5U4VA2emJ5nqYHl7GkFH9MuWCs+PY65KyUTe1YiNsDPUKSJN ie0Oyw/tIhavhqjQOMgwdVqTDoXpekoscsLfjN4J32/TEoOWh/UVdWVai UDMtjMCBbOQQIcINUblKUIGwmsiribby+Qqkz5UaSuO/fuCvHepWfaY31 kOXcKfah7/5zmwiOw2lNoAqZP4yBE2+sTxeEy6R+7X3E2i2t4GWqje6+e A==; X-IronPort-AV: E=McAfee;i="6600,9927,10894"; a="390623403" X-IronPort-AV: E=Sophos;i="6.03,304,1694761200"; d="scan'208";a="390623403" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Nov 2023 23:22:17 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10894"; a="714800189" X-IronPort-AV: E=Sophos;i="6.03,304,1694761200"; d="scan'208";a="714800189" Received: from lxy-clx-4s.sh.intel.com ([10.239.48.52]) by orsmga003.jf.intel.com with ESMTP; 14 Nov 2023 23:22:10 -0800 From: Xiaoyao Li To: Paolo Bonzini , David Hildenbrand , Igor Mammedov , "Michael S . Tsirkin" , Marcel Apfelbaum , Richard Henderson , Peter Xu , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Cornelia Huck , =?utf-8?q?Daniel_P_=2E_Berrang=C3=A9?= , Eric Blake , Markus Armbruster , Marcelo Tosatti Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org, xiaoyao.li@intel.com, Michael Roth , Sean Christopherson , Claudio Fontana , Gerd Hoffmann , Isaku Yamahata , Chenyi Qiang Subject: [PATCH v3 50/70] i386/tdx: Finalize TDX VM Date: Wed, 15 Nov 2023 02:14:59 -0500 Message-Id: <20231115071519.2864957-51-xiaoyao.li@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231115071519.2864957-1-xiaoyao.li@intel.com> References: <20231115071519.2864957-1-xiaoyao.li@intel.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 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 e55c1190c27e..fc71038d7808 100644 --- a/target/i386/kvm/tdx.c +++ b/target/i386/kvm/tdx.c @@ -667,6 +667,13 @@ static void tdx_finalize_vm(Notifier *notifier, void *unused) /* Tdvf image was copied into private region above. It becomes unnecessary. */ ram_block = tdx_guest->tdvf_region->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); + } + tdx_guest->parent_obj.ready = true; } static Notifier tdx_machine_done_notify = {