From patchwork Mon Oct 26 02:06:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Marek_Marczykowski-G=C3=B3recki?= X-Patchwork-Id: 11855627 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6B8D6139F for ; Mon, 26 Oct 2020 02:07:29 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id DF20520760 for ; Mon, 26 Oct 2020 02:07:28 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DF20520760 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=invisiblethingslab.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:42292 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kWrux-0003Zw-GW for patchwork-qemu-devel@patchwork.kernel.org; Sun, 25 Oct 2020 22:07:27 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:46206) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kWruC-00036z-1f for qemu-devel@nongnu.org; Sun, 25 Oct 2020 22:06:40 -0400 Received: from out1-smtp.messagingengine.com ([66.111.4.25]:37351) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kWruA-0005N6-GX for qemu-devel@nongnu.org; Sun, 25 Oct 2020 22:06:39 -0400 Received: from compute3.internal (compute3.nyi.internal [10.202.2.43]) by mailout.nyi.internal (Postfix) with ESMTP id 49C145C00AF; Sun, 25 Oct 2020 22:06:36 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute3.internal (MEProxy); Sun, 25 Oct 2020 22:06:36 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:message-id:mime-version:subject:to:x-me-proxy :x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm1; bh=tBzRPD fx2arn5aR+mtf9eeYDogdV1jhAZLJysLcYba4=; b=dCbXL+VAnhQ2KNRnZW2200 0L24I9S4pMWLzt4XadxZpe/xUpq9c/Pkq68L/OQDp/CgpSdOR0hlUmZrcG11JE54 SwK5lmpCy1HiGOLh1cUht4Kqag1Qi1YdVP3CGq9nlkRITejxOPadCdRvPUSaKZT9 RQph7pTa7Pd/J/X74LaXncQVYAiiAA/6wj8xbrs8p9ZmF3qSOL2UxD4yBSxW5FFg FRFgr6kTZI4SoM0LhxhFbuhY/cwRb9J67QOcr3JTzJFtjf8nI3iOPb8stoSFL+Hn x40lORl403MZZs2YHgBEfEC65cOpn0snpTt9v2QDKUDFAqDNK7L7RtgWO//tU02A == X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedujedrkeehgdeggecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecunecujfgurhephffvufffkffogggtohfgsehtkeertd ertdejnecuhfhrohhmpeforghrvghkucforghrtgiihihkohifshhkihdqifpkrhgvtghk ihcuoehmrghrmhgrrhgvkhesihhnvhhishhisghlvghthhhinhhgshhlrggsrdgtohhmqe enucggtffrrghtthgvrhhnpeetgeetkeeukeffhfejueeludehtedtkeeuiedtgffgtdfh veefueeiiefhudehgeenucfkphepledurdeigedrudejtddrkeelnecuvehluhhsthgvrh fuihiivgeptdenucfrrghrrghmpehmrghilhhfrhhomhepmhgrrhhmrghrvghksehinhhv ihhsihgslhgvthhhihhnghhslhgrsgdrtghomh X-ME-Proxy: Received: from localhost.localdomain (unknown [91.64.170.89]) by mail.messagingengine.com (Postfix) with ESMTPA id A1C553280064; Sun, 25 Oct 2020 22:06:35 -0400 (EDT) From: =?utf-8?q?Marek_Marczykowski-G=C3=B3recki?= To: qemu-devel@nongnu.org Subject: [PATCH] i386/kvm: fix setting up nested_state for SVM Date: Mon, 26 Oct 2020 03:06:22 +0100 Message-Id: <20201026020622.2890096-1-marmarek@invisiblethingslab.com> X-Mailer: git-send-email 2.25.4 MIME-Version: 1.0 Organization: Invisible Things Lab Received-SPF: none client-ip=66.111.4.25; envelope-from=marmarek@invisiblethingslab.com; helo=out1-smtp.messagingengine.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/10/25 22:06:36 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -25 X-Spam_score: -2.6 X-Spam_bar: -- X-Spam_report: (-2.6 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_PASS=-0.001, SPF_NONE=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?utf-8?q?Marek_Marczykowski-G=C3=B3recki?= Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" nested_state->format needs to ne set appropriately for VMX/SVM, otherwise KVM_SET_NESTED_STATE ioctl will fail. Signed-off-by: Marek Marczykowski-Górecki --- target/i386/kvm.c | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) diff --git a/target/i386/kvm.c b/target/i386/kvm.c index cf46259534..a002f0b4f1 100644 --- a/target/i386/kvm.c +++ b/target/i386/kvm.c @@ -1816,16 +1816,22 @@ int kvm_arch_init_vcpu(CPUState *cs) assert(max_nested_state_len >= offsetof(struct kvm_nested_state, data)); if (cpu_has_vmx(env) || cpu_has_svm(env)) { - struct kvm_vmx_nested_state_hdr *vmx_hdr; - env->nested_state = g_malloc0(max_nested_state_len); env->nested_state->size = max_nested_state_len; - env->nested_state->format = KVM_STATE_NESTED_FORMAT_VMX; if (cpu_has_vmx(env)) { - vmx_hdr = &env->nested_state->hdr.vmx; - vmx_hdr->vmxon_pa = -1ull; - vmx_hdr->vmcs12_pa = -1ull; + struct kvm_vmx_nested_state_hdr *vmx_hdr = + &env->nested_state->hdr.vmx; + + vmx_hdr->vmxon_pa = -1ull; + vmx_hdr->vmcs12_pa = -1ull; + env->nested_state->format = KVM_STATE_NESTED_FORMAT_VMX; + } else { + struct kvm_svm_nested_state_hdr *svm_hdr = + &env->nested_state->hdr.svm; + + svm_hdr->vmcb_pa = -1ull; + env->nested_state->format = KVM_STATE_NESTED_FORMAT_SVM; } } }