From patchwork Thu Feb 29 06:36:49 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaoyao Li X-Patchwork-Id: 1906150 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.a=rsa-sha256 header.s=Intel header.b=ZZYTQ9RW; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=patchwork.ozlabs.org) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4TlhXh6qDnz20Qg for ; Thu, 29 Feb 2024 17:44:36 +1100 (AEDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rfa7B-0006oC-07; Thu, 29 Feb 2024 01:41:57 -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 1rfa5z-0004zv-Ht for qemu-devel@nongnu.org; Thu, 29 Feb 2024 01:40:44 -0500 Received: from mgamail.intel.com ([192.198.163.15]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rfa5v-0004oE-4o for qemu-devel@nongnu.org; Thu, 29 Feb 2024 01:40:42 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1709188839; x=1740724839; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=RcN1i+VyxCmuAxfc7aZKC9U7QFVpxrbixJ8jY8jiEdY=; b=ZZYTQ9RWadYcX8OLJRvlUTDl20Qk7WixG/fV4DilCKvqUOYRzyV9QAKu 1CMq2am9THoovjLBHeGKW0o6/fen9QqFb1ALnAMJ4P8wQYoDq+uuwL124 Sffjneh/3AVDqlWrYjCex9eUa9pXzljLDwwU7vGV5ux/a4zGFF5Uwm7Kb HXcVlK6CtcLvooi2tf7WdANWGSUyNuab52bxAeOzWNyVtllbYL2u8nj/3 CWkZD/V73XAxq616rrvLxBw9W3c3gZYwQQLwkV0G9VuLEQexXMY7HPCfo jrKbGwbp1Pm/0grZEUJA11QK1p8eO9lBR3wKkjMR6m/jiA5jkNfDcUgWa A==; X-IronPort-AV: E=McAfee;i="6600,9927,10998"; a="3802789" X-IronPort-AV: E=Sophos;i="6.06,192,1705392000"; d="scan'208";a="3802789" Received: from orviesa007.jf.intel.com ([10.64.159.147]) by fmvoesa109.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Feb 2024 22:40:38 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.06,192,1705392000"; d="scan'208";a="8075543" Received: from lxy-clx-4s.sh.intel.com ([10.239.48.52]) by orviesa007.jf.intel.com with ESMTP; 28 Feb 2024 22:40:32 -0800 From: Xiaoyao Li To: Paolo Bonzini , David Hildenbrand , Igor Mammedov , Eduardo Habkost , Marcel Apfelbaum , =?utf-8?q?Philippe_Mathieu-D?= =?utf-8?q?aud=C3=A9?= , Yanan Wang , "Michael S. Tsirkin" , Richard Henderson , Ani Sinha , Peter Xu , Cornelia Huck , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Eric Blake , Markus Armbruster , Marcelo Tosatti Cc: kvm@vger.kernel.org, qemu-devel@nongnu.org, Michael Roth , Claudio Fontana , Gerd Hoffmann , Isaku Yamahata , Chenyi Qiang , xiaoyao.li@intel.com Subject: [PATCH v5 28/65] i386/tdx: Disable pmu for TD guest Date: Thu, 29 Feb 2024 01:36:49 -0500 Message-Id: <20240229063726.610065-29-xiaoyao.li@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240229063726.610065-1-xiaoyao.li@intel.com> References: <20240229063726.610065-1-xiaoyao.li@intel.com> MIME-Version: 1.0 Received-SPF: pass client-ip=192.198.163.15; envelope-from=xiaoyao.li@intel.com; helo=mgamail.intel.com X-Spam_score_int: -5 X-Spam_score: -0.6 X-Spam_bar: / X-Spam_report: (-0.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.102, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, HK_RANDOM_ENVFROM=0.596, HK_RANDOM_FROM=0.999, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no 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+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Current KVM doesn't support PMU for TD guest. It returns error if TD is created with PMU bit being set in attributes. Disable PMU for TD guest on QEMU side. Signed-off-by: Xiaoyao Li --- target/i386/kvm/tdx.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/target/i386/kvm/tdx.c b/target/i386/kvm/tdx.c index 262e86fd2c67..1c12cda002b8 100644 --- a/target/i386/kvm/tdx.c +++ b/target/i386/kvm/tdx.c @@ -496,6 +496,8 @@ int tdx_pre_create_vcpu(CPUState *cpu, Error **errp) g_autofree struct kvm_tdx_init_vm *init_vm = NULL; int r = 0; + object_property_set_bool(OBJECT(cpu), "pmu", false, &error_abort); + QEMU_LOCK_GUARD(&tdx_guest->lock); if (tdx_guest->initialized) { return r;