From patchwork Fri Aug 18 09:50:22 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaoyao Li X-Patchwork-Id: 13357855 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 AE4F2C71150 for ; Fri, 18 Aug 2023 14:06:32 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qX05Z-0004nJ-JV; Fri, 18 Aug 2023 10:04:33 -0400 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 1qWwGb-0004qv-TC for qemu-devel@nongnu.org; Fri, 18 Aug 2023 05:59:43 -0400 Received: from mgamail.intel.com ([192.55.52.120]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qWwFl-0000In-Jy for qemu-devel@nongnu.org; Fri, 18 Aug 2023 05:58:52 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1692352729; x=1723888729; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=MEi5yolZ0+E3eMUW0iO/V0Km8RclMNSrAVIxdjs8Png=; b=IXxhGVs2YS4BbgeqUb2FsRcEXGijRMcPB7/P4AQPj2y4jhFFN0xdryzX 6xJnl812RIC7x6LfZmORe88/v+gpqZjUT40eugylyKhzgn46bn55XQdzj m4Q8Y5Zzo+hY5ZbAmCW7H6/KSOfpB9xpqryDm/leO5mFY2FSLY5TRlNo9 VY/pyoueumRN4hNXLQ4oQWz6+2LPjBz0TQKZROx7VKhlugVyOOWp7X4gB dUhFEZPnY7Fqx8qRC0Ghx8V/e9ksJ01qU1GIgXCNOjF0e/lWE7PfLlUox FiOre9wDcB9nZPpvw5YJIvXhdeAhKDg6uuNOTfKtq8EY+sVrr3SPlO7XO A==; X-IronPort-AV: E=McAfee;i="6600,9927,10805"; a="371966599" X-IronPort-AV: E=Sophos;i="6.01,182,1684825200"; d="scan'208";a="371966599" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Aug 2023 02:57:49 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10805"; a="849235441" X-IronPort-AV: E=Sophos;i="6.01,182,1684825200"; d="scan'208";a="849235441" Received: from lxy-clx-4s.sh.intel.com ([10.239.48.46]) by fmsmga002.fm.intel.com with ESMTP; 18 Aug 2023 02:57:44 -0700 From: Xiaoyao Li To: Paolo Bonzini , Richard Henderson , "Michael S. Tsirkin" , Marcel Apfelbaum , Igor Mammedov , Ani Sinha , Peter Xu , David Hildenbrand , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , =?utf-8?q?Dani?= =?utf-8?q?el_P=2E_Berrang=C3=A9?= , Cornelia Huck , Eric Blake , Markus Armbruster , Marcelo Tosatti , Gerd Hoffmann Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org, Eduardo Habkost , Laszlo Ersek , xiaoyao.li@intel.com, Isaku Yamahata , erdemaktas@google.com, Chenyi Qiang Subject: [PATCH v2 39/58] i386/tdx: Finalize TDX VM Date: Fri, 18 Aug 2023 05:50:22 -0400 Message-Id: <20230818095041.1973309-40-xiaoyao.li@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230818095041.1973309-1-xiaoyao.li@intel.com> References: <20230818095041.1973309-1-xiaoyao.li@intel.com> MIME-Version: 1.0 Received-SPF: pass client-ip=192.55.52.120; envelope-from=xiaoyao.li@intel.com; helo=mgamail.intel.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.021, 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=0.001, RCVD_IN_DNSWL_MED=-2.3, 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 2d0efca6787b..5eabdafbe95c 100644 --- a/target/i386/kvm/tdx.c +++ b/target/i386/kvm/tdx.c @@ -660,6 +660,13 @@ 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 = {