From patchwork Tue Nov 5 06:23:19 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaoyao Li X-Patchwork-Id: 13862415 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 BCB5BD1CA39 for ; Tue, 5 Nov 2024 06:38:44 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1t8DBm-0004qY-CD; Tue, 05 Nov 2024 01:37:21 -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 1t8DBg-0004mT-DL for qemu-devel@nongnu.org; Tue, 05 Nov 2024 01:37:12 -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 1t8DBe-0001rn-0m for qemu-devel@nongnu.org; Tue, 05 Nov 2024 01:37:11 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1730788630; x=1762324630; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=3vrjucC0HxJukGg8dTLCBBUFcd1deUmBY7cHA/rzJ28=; b=fnDTIZgCHldWTxTiLS3W9VW8QbT0q7DLEaPWNsc/yEP/jhIM5W19r6BP Mbxe1m30kqo8N6uffEI1Ix8cSF/HnLU3yeHalkXGPg7xPpX5mKI+adI/w 1ney5Ckn9VCf0x3PJ/yp4sj1WvmpeXuL/7DQQZ4fP4F4Y9+M9i3oo0c0O /vWzybsBkE1UZtv58hHVgtJxlD562rjmID9jJm8IDpvia7TuM0wchrW2b u5nMwcl77fTDaBCNErF+sqecmsjeE5QtwcuyC79MdsFyKbICBU2Cq7s+v 0/wgUAGhLU1/3t307PME3nBmBmr0qsKwmjzAFB6Re1i8RQj2tatGVhzFi w==; X-CSE-ConnectionGUID: TpP6pdLlTiKF0+ChMefqMw== X-CSE-MsgGUID: DnQdGaypTVWNzqRilC2dhg== X-IronPort-AV: E=McAfee;i="6700,10204,11222"; a="30689397" X-IronPort-AV: E=Sophos;i="6.11,199,1725346800"; d="scan'208";a="30689397" 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 22:37:09 -0800 X-CSE-ConnectionGUID: Zm2pPz90SC68qOWzD6MiDQ== X-CSE-MsgGUID: UIm5o8N/TvOypSmczHpCoA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,259,1725346800"; d="scan'208";a="83988743" Received: from lxy-clx-4s.sh.intel.com ([10.239.48.52]) by fmviesa009.fm.intel.com with ESMTP; 04 Nov 2024 22:37:04 -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 11/60] i386/tdx: Make sept_ve_disable set by default Date: Tue, 5 Nov 2024 01:23:19 -0500 Message-Id: <20241105062408.3533704-12-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 From: Isaku Yamahata For TDX KVM use case, Linux guest is the most major one. It requires sept_ve_disable set. Make it default for the main use case. For other use case, it can be enabled/disabled via qemu command line. Signed-off-by: Isaku Yamahata --- target/i386/kvm/tdx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/i386/kvm/tdx.c b/target/i386/kvm/tdx.c index faac05ef630f..e8fd5c7d49e7 100644 --- a/target/i386/kvm/tdx.c +++ b/target/i386/kvm/tdx.c @@ -258,7 +258,7 @@ static void tdx_guest_init(Object *obj) qemu_mutex_init(&tdx->lock); cgs->require_guest_memfd = true; - tdx->attributes = 0; + tdx->attributes = TDX_TD_ATTRIBUTES_SEPT_VE_DISABLE; object_property_add_uint64_ptr(obj, "attributes", &tdx->attributes, OBJ_PROP_FLAG_READWRITE);