Message ID | 20171004131412.13038-23-brijesh.singh@amd.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <kvm-owner@kernel.org> Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 11B0660237 for <patchwork-kvm@patchwork.kernel.org>; Wed, 4 Oct 2017 13:19:25 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0057521327 for <patchwork-kvm@patchwork.kernel.org>; Wed, 4 Oct 2017 13:19:25 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E7CCB28961; Wed, 4 Oct 2017 13:19:24 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8EF5021327 for <patchwork-kvm@patchwork.kernel.org>; Wed, 4 Oct 2017 13:19:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752592AbdJDNSr (ORCPT <rfc822;patchwork-kvm@patchwork.kernel.org>); Wed, 4 Oct 2017 09:18:47 -0400 Received: from mail-cys01nam02on0084.outbound.protection.outlook.com ([104.47.37.84]:31550 "EHLO NAM02-CY1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752422AbdJDNPY (ORCPT <rfc822;kvm@vger.kernel.org>); Wed, 4 Oct 2017 09:15:24 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amdcloud.onmicrosoft.com; s=selector1-amd-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version; bh=4RCSSIEBGtLVxJ4QohlC346sWloLl2y6DgSLQ8KCiuY=; b=IS8iTIsNEaNycqMWXDf0/Rt1h67VGSEcFJM3ZtIxXyCW0PVF11OAq3C6Huc1Zw82vdZSWdXq7yny5JE0Xo7VQ657h44ZkfO4mKQqbQRk3hBq0GvB932SvEU8/qhHCOrz38HOSPh9kpZpRQkqh0UrNyEmDqKxm7ltKHcdeuOsNDM= Received: from ubuntu-010236106000.amd.com (165.204.78.1) by SN1PR12MB0160.namprd12.prod.outlook.com (10.162.3.147) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P256) id 15.20.77.7; Wed, 4 Oct 2017 13:15:18 +0000 From: Brijesh Singh <brijesh.singh@amd.com> To: x86@kernel.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Brijesh Singh <brijesh.singh@amd.com>, Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>, "H. 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diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 25bb3cd9b66a..f42707fabc0a 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -6062,6 +6062,26 @@ static int sev_launch_measure(struct kvm *kvm, struct kvm_sev_cmd *argp) return ret; } +static int sev_launch_finish(struct kvm *kvm, struct kvm_sev_cmd *argp) +{ + struct kvm_sev_info *sev = &kvm->arch.sev_info; + struct sev_data_launch_finish *data; + int ret; + + if (!sev_guest(kvm)) + return -ENOTTY; + + data = kzalloc(sizeof(*data), GFP_KERNEL); + if (!data) + return -ENOMEM; + + data->handle = sev->handle; + ret = sev_issue_cmd(kvm, SEV_CMD_LAUNCH_FINISH, data, &argp->error); + + kfree(data); + return ret; +} + static int svm_mem_enc_op(struct kvm *kvm, void __user *argp) { struct kvm_sev_cmd sev_cmd; @@ -6092,6 +6112,10 @@ static int svm_mem_enc_op(struct kvm *kvm, void __user *argp) r = sev_launch_measure(kvm, &sev_cmd); break; } + case KVM_SEV_LAUNCH_FINISH: { + r = sev_launch_finish(kvm, &sev_cmd); + break; + } default: break; }
The command is used for finializing the SEV guest launch process. Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: "Radim Krčmář" <rkrcmar@redhat.com> Cc: Joerg Roedel <joro@8bytes.org> Cc: Borislav Petkov <bp@suse.de> Cc: Tom Lendacky <thomas.lendacky@amd.com> Cc: x86@kernel.org Cc: kvm@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Brijesh Singh <brijesh.singh@amd.com> --- arch/x86/kvm/svm.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+)