From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.6 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT,USER_IN_DEF_DKIM_WL autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6A053C4740C for ; Mon, 9 Sep 2019 22:28:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 30D352171F for ; Mon, 9 Sep 2019 22:28:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="HqyG6F/D" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728320AbfIIW2S (ORCPT ); Mon, 9 Sep 2019 18:28:18 -0400 Received: from mail-pg1-f202.google.com ([209.85.215.202]:48678 "EHLO mail-pg1-f202.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728057AbfIIW2R (ORCPT ); Mon, 9 Sep 2019 18:28:17 -0400 Received: by mail-pg1-f202.google.com with SMTP id k20so9404892pgg.15 for ; Mon, 09 Sep 2019 15:28:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:message-id:mime-version:subject:from:to:cc; bh=Iz9jz/iVq+CJnK4VQZV34GfLHmhhBlr0EH0H9C9Yi84=; b=HqyG6F/Dmzw6n/NTAEF9grljGv7cgKsXekFbrv0qEwztgtL99y5EM9JazRUDSjfISS 24jJsgUX98rpZm9R8w3X/eZIfFUFXmgFWdGIfDGdbASJXzyoS4DvmuQSqcg1je9awAHj 1Q2kgXzOsS7COraZxPAptKHMehLAFY7RB3heLw5codhW2W6pNV6sssmcdToLZxWaFxbU r6kMQbEQ/fY3b+9/bl+0WIRGafxQl+uszy9/D5Q7cxYPbbkGjEq9oNY+GuO63isiii7c NwG7n1PB7C6gEkvNA1ar0/eL1mlGwOJKYvPgpXU4QKOlsrZWxf9m0EjGh7UTIDzhsPCf auiA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:message-id:mime-version:subject:from:to:cc; bh=Iz9jz/iVq+CJnK4VQZV34GfLHmhhBlr0EH0H9C9Yi84=; b=Y17BuDFHHOZJ6OJjirTD5ssSrIpumJ0cNRvBg37sU/hG6gUpWLwfakBkXsnrRUorfc Re27gnLq9kLB5kuA014B07fMw2UoZa30C01uCelPzhSgIiZrZ10k13Pxaq5Qot5bkbVE sOCAgm/2HYIYuIGh5kT0ZvI8gLquyRc1h3VUBoTMjXcuplBAd/gGWo9VG7Hh77ld6/zr xHAA8P55DSjkf8HqMtwEtcrST1yPsNgFqclsbVIFn7A7WPWv3/GQTUC70tVmJ4Aa3kZr Uhhy9No5x4DmLxf79MOdkMEZJmsrhN+m/urBFNXhp76eiRp4nw/UiEBLzA3jrAXXsfgd j52g== X-Gm-Message-State: APjAAAVhPzshbpjO8YfwGeZcw8V7s9PGx1R06bre8vJYA4R/fJOkJT4K Khy9ZfkbsYw4kyL6TJYEsbBBJXdF0J8F97JzbFsFHLRJO2LvJzKieJzxjUWKpl+o+j9lDaPOknw F0fLp83TZcwBWvQ8tPfWIXEGLgNGKJZgjJn6XwYdD5Ms5NyMp6HKVCJI5F7lbDSY= X-Google-Smtp-Source: APXvYqwVb79LTLsPstFw/1Fd6uc2v+r4OS1ajk/opBoxG8VykkcvKPcz6iE2UfNW8bFbQb21JiMZPdxvKF/iCQ== X-Received: by 2002:a63:89c2:: with SMTP id v185mr24124918pgd.241.1568068096048; Mon, 09 Sep 2019 15:28:16 -0700 (PDT) Date: Mon, 9 Sep 2019 15:28:11 -0700 Message-Id: <20190909222812.232690-1-jmattson@google.com> Mime-Version: 1.0 X-Mailer: git-send-email 2.23.0.162.g0b9fbb3734-goog Subject: [RFC][PATCH v2 0/1] KVM: nVMX: Don't leak L1 MMIO regions to L2 From: Jim Mattson To: kvm@vger.kernel.org Cc: Jim Mattson Content-Type: text/plain; charset="UTF-8" Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org v1->v2: * Added static branch prediction hint to nested_get_vmcs12_pages. * Added vmcs12->apic_access_addr to pr_warn and vcpu->run->internal.data. * Sunk call to nested_vmx_failValid from nested_vmx_run to nested_vmx_enter_non_root_mode. * Simplified return codes from nested_vmx_enter_non_root_mode. Jim Mattson (1): KVM: nVMX: Don't leak L1 MMIO regions to L2 arch/x86/include/asm/kvm_host.h | 2 +- arch/x86/kvm/vmx/nested.c | 65 +++++++++++++++++++++------------ arch/x86/kvm/x86.c | 9 ++++- 3 files changed, 49 insertions(+), 27 deletions(-) -- 2.23.0.162.g0b9fbb3734-goog