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=-2.6 required=3.0 tests=DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIM_INVALID, USER_AGENT_GIT autolearn=ham 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 B067CC67790 for ; Fri, 27 Jul 2018 16:56:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 683C2208B0 for ; Fri, 27 Jul 2018 16:56:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="f6xAXMkv" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 683C2208B0 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389014AbeG0STe (ORCPT ); Fri, 27 Jul 2018 14:19:34 -0400 Received: from mail-wr1-f66.google.com ([209.85.221.66]:41626 "EHLO mail-wr1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388332AbeG0STd (ORCPT ); Fri, 27 Jul 2018 14:19:33 -0400 Received: by mail-wr1-f66.google.com with SMTP id j5-v6so5708618wrr.8; Fri, 27 Jul 2018 09:56:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references; bh=F60zzfijjf8lEv4dG1kQPzWErD4tLNfeR3zJX3+Xs3Q=; b=f6xAXMkvLpOTWxxgd/C4yc5V/FNkGIjL6FzQ/y3ISfoXY7lgSOD7VQ+hnsOCRe6p7j zGf3k6oXM1XCAz+VwYd2a+23mXGTPS5n31SNlseWiqPTKkZ9Wi9ga4vLeUgwsxTqjG1F kwYF4mCpdTSHI5E6CY6FnF0O4NMK8LZ/IgVnqjndByQxb0qQ/qaMU7MGCqjpkhQGoeXj 6336WFAl5YVKi/KcPIx4mWUf6VvTNEDkWRM/jmcTfwW06zz6JmRSMlYwq0cJDeD6dAgy bI92AaNS0SEEqHWVABo6LfEINtM2P4HkpIHXe5G4BwmNczErIGM1aCeL9HDAEMqWjTTN LSeA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references; bh=F60zzfijjf8lEv4dG1kQPzWErD4tLNfeR3zJX3+Xs3Q=; b=cLwGe3m8Kr/axixeNo6MX00kcKgtsJkdiOWLmuJ+t5kgMCM3Xg1NXF57lbKTLlwJb1 ZGuW0w+jRGT2qaA1BvuO31Balc4YoTxjq053wsJ1rQC3IVd4qKOyhoIOyyAqxQ/46Gz6 qkE1eGkhRKajJRMI1LM7MPuylR80IG3IH3bfBbG8HiXrrMA9LoCOtStKvqbup7BHm+EI UDOKJVgHba/uAWCeax1TW9RRAg9/I7UTLLqafpdw/Mj0WFlnI/ESGDOG7VlBPavlSs2q H1z9WYFJckoXzcqevlz0DnF/TRgyqUCs+wXGqdNFhScC83xkR2UzGjssFir5ftM5sjvC aNPw== X-Gm-Message-State: AOUpUlHIE7KadgiBUxDCC2xE/Cb4P5aEXxX8l3Ig9ImtqnwotG8Yz6mI djSAJ1C4QHmxr263oet/aMkUXIOH X-Google-Smtp-Source: AAOMgpfDzgJL4Vh9utrt7pOueQ6ySI3DaWDm6LjX4meGhlEWuciE7TdgqAps/ZjAjSprvS/yCmM85g== X-Received: by 2002:adf:ffc7:: with SMTP id x7-v6mr5725385wrs.137.1532710606349; Fri, 27 Jul 2018 09:56:46 -0700 (PDT) Received: from 640k.lan (94-36-184-250.adsl-ull.clienti.tiscali.it. [94.36.184.250]) by smtp.gmail.com with ESMTPSA id u185-v6sm5528184wmg.25.2018.07.27.09.56.45 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 27 Jul 2018 09:56:45 -0700 (PDT) From: Paolo Bonzini To: linux-kernel@vger.kernel.org, kvm@vger.kernel.org Cc: vkuznets@redhat.com Subject: [PATCH 2/4] x86/kvm/mmu.c: set get_pdptr hook in kvm_init_shadow_ept_mmu() Date: Fri, 27 Jul 2018 18:56:39 +0200 Message-Id: <1532710601-45449-3-git-send-email-pbonzini@redhat.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1532710601-45449-1-git-send-email-pbonzini@redhat.com> References: <1532710601-45449-1-git-send-email-pbonzini@redhat.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Vitaly Kuznetsov kvm_init_shadow_ept_mmu() doesn't set get_pdptr() hook and is this not a problem just because MMU context is already initialized and this hook points to kvm_pdptr_read(). As we're intended to use a dedicated MMU for shadow EPT MMU set this hook explicitly. Signed-off-by: Vitaly Kuznetsov Signed-off-by: Paolo Bonzini --- arch/x86/kvm/mmu.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 0a40afd71d74..b013aec73d46 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -4816,6 +4816,8 @@ void kvm_init_shadow_ept_mmu(struct kvm_vcpu *vcpu, bool execonly, context->root_level = PT64_ROOT_4LEVEL; context->direct_map = false; context->base_role.word = root_page_role.word & mmu_base_role_mask.word; + context->get_pdptr = kvm_pdptr_read; + update_permission_bitmask(vcpu, context, true); update_pkru_bitmask(vcpu, context, true); update_last_nonleaf_level(vcpu, context); -- 1.8.3.1