Message ID | 20221208193857.4090582-23-dmatlack@google.com (mailing list archive) |
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State | Handled Elsewhere |
Headers | show
Return-Path: <linux-mips-owner@kernel.org> X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4D4C2C001B2 for <linux-mips@archiver.kernel.org>; Thu, 8 Dec 2022 19:40:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229909AbiLHTkV (ORCPT <rfc822;linux-mips@archiver.kernel.org>); Thu, 8 Dec 2022 14:40:21 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58138 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229915AbiLHTkE (ORCPT <rfc822;linux-mips@vger.kernel.org>); Thu, 8 Dec 2022 14:40:04 -0500 Received: from mail-pj1-x104a.google.com (mail-pj1-x104a.google.com [IPv6:2607:f8b0:4864:20::104a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 87BAF389CF for <linux-mips@vger.kernel.org>; Thu, 8 Dec 2022 11:39:46 -0800 (PST) Received: by mail-pj1-x104a.google.com with SMTP id 94-20020a17090a09e700b002191897f70aso1552974pjo.9 for <linux-mips@vger.kernel.org>; Thu, 08 Dec 2022 11:39:46 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=LgQMdy+BRV6etzCdcak09K9MMPBRYTlG1+oihaFX4ek=; b=HTWjIigcZ7WZjOnOg61QHaCTfbHLyHGvpSvV9l8zZQ5K6Grf0VUcQH9XdDcrgQ0qnO 1QAcwSASOHpForiZANO2+68V5a8rNealSQ0apW5C0hOTyqLw/F+VPLY3asRhXgPKSuVc ATHZcBO/0vYL56E/Ir829fUHKApmsLZ4Axd/FvOUVfKwdR9J0BHthDhp0OlK+DWkEs9G 8DbJlx/DyawOHuuPdY5BhEZwMd2ETb8lHyA5mmcw6iiBiq+/CMkbN4u0OnU/XPiCWYAg 4c1jbNQi9nK7+jDlMHAK9qxmS0z+lVbXn90csRVgjpeYpmndVSm5rYF7D0TXl9GZ2RVc 4lEw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=LgQMdy+BRV6etzCdcak09K9MMPBRYTlG1+oihaFX4ek=; b=yA39hHLCTweZBa6T3ECJZiXzvsnxJzbejFGA+xT7+P7POVBKD7+a5PG1NdLiVrK0jb 7qBgONokiNVXFEZW/1ELuRojBg3iTTEyFg5c8ffwSnPYRjdYXQywA7VoHi0emnK4Zt6J 19QVKyI54/EMLrgNkW33A0UcHHWbKElF5Hl9GpFdY3zCQs6+OnJz77if7lJregtC35kr +M08XclsVfutWDmrNERdbz33GWSDDAVUECEyyUev0GSnIu6ZCfaOIfCetvMHONFgqYSQ VrQd1XXhk94nZ5mVGKr9h4VuauGhOpA6VPmjs3UYZZ0VQd2hWP1EHpA01lKQAjX1lpKK gQhg== X-Gm-Message-State: ANoB5pnkmX432P5gygFikUj0XgPNDWiHAoQhbq4hQ/UOjyMBzmb3CdcK Dj0LmFEfHmHyniTU4kdruw2mLjxx5ClMuA== X-Google-Smtp-Source: AA0mqf6s5jpCYuu3sADTa5hiPGsaDUIFXQc5seS/2ekXFn3zxyf2G6r6oJqYRkkShhh/Mij7t3AhSFvHIH2QTg== X-Received: from dmatlack-n2d-128.c.googlers.com ([fda3:e722:ac3:cc00:20:ed76:c0a8:1309]) (user=dmatlack job=sendgmr) by 2002:a17:90b:11d6:b0:219:ce92:17a1 with SMTP id gv22-20020a17090b11d600b00219ce9217a1mr20111973pjb.235.1670528383766; Thu, 08 Dec 2022 11:39:43 -0800 (PST) Date: Thu, 8 Dec 2022 11:38:42 -0800 In-Reply-To: <20221208193857.4090582-1-dmatlack@google.com> Mime-Version: 1.0 References: <20221208193857.4090582-1-dmatlack@google.com> X-Mailer: git-send-email 2.39.0.rc1.256.g54fd8350bd-goog Message-ID: <20221208193857.4090582-23-dmatlack@google.com> Subject: [RFC PATCH 22/37] KVM: x86: Select HAVE_TDP_MMU if X86_64 From: David Matlack <dmatlack@google.com> To: Paolo Bonzini <pbonzini@redhat.com> Cc: Marc Zyngier <maz@kernel.org>, James Morse <james.morse@arm.com>, Alexandru Elisei <alexandru.elisei@arm.com>, Suzuki K Poulose <suzuki.poulose@arm.com>, Oliver Upton <oliver.upton@linux.dev>, Huacai Chen <chenhuacai@kernel.org>, Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>, Anup Patel <anup@brainfault.org>, Atish Patra <atishp@atishpatra.org>, Paul Walmsley <paul.walmsley@sifive.com>, Palmer Dabbelt <palmer@dabbelt.com>, Albert Ou <aou@eecs.berkeley.edu>, Sean Christopherson <seanjc@google.com>, Andrew Morton <akpm@linux-foundation.org>, David Matlack <dmatlack@google.com>, Anshuman Khandual <anshuman.khandual@arm.com>, Nadav Amit <namit@vmware.com>, "Matthew Wilcox (Oracle)" <willy@infradead.org>, Vlastimil Babka <vbabka@suse.cz>, "Liam R. Howlett" <Liam.Howlett@Oracle.com>, Suren Baghdasaryan <surenb@google.com>, Peter Xu <peterx@redhat.com>, xu xin <cgel.zte@gmail.com>, Arnd Bergmann <arnd@arndb.de>, Yu Zhao <yuzhao@google.com>, Colin Cross <ccross@google.com>, Hugh Dickins <hughd@google.com>, Ben Gardon <bgardon@google.com>, Mingwei Zhang <mizhang@google.com>, Krish Sadhukhan <krish.sadhukhan@oracle.com>, Ricardo Koller <ricarkol@google.com>, Jing Zhang <jingzhangos@google.com>, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, kvmarm@lists.cs.columbia.edu, linux-mips@vger.kernel.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: <linux-mips.vger.kernel.org> X-Mailing-List: linux-mips@vger.kernel.org |
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KVM: Refactor the KVM/x86 TDP MMU into common code
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diff --git a/arch/x86/kvm/Kconfig b/arch/x86/kvm/Kconfig index fbeaa9ddef59..849185d5020d 100644 --- a/arch/x86/kvm/Kconfig +++ b/arch/x86/kvm/Kconfig @@ -49,6 +49,7 @@ config KVM select SRCU select INTERVAL_TREE select HAVE_KVM_PM_NOTIFIER if PM + select HAVE_TDP_MMU if X86_64 help Support hosting fully virtualized guest machines using hardware virtualization extensions. You will need a fairly recent
In preparation for moving the TDP MMU implementation into virt/kvm/ guarded behind HAVE_TDP_MMU, ensure that HAVE_TDP_MMU is selected in X86_64 builds that enable KVM. This matches the existing behavior of the TDP MMU in x86. No functional change intended. Signed-off-by: David Matlack <dmatlack@google.com> --- arch/x86/kvm/Kconfig | 1 + 1 file changed, 1 insertion(+)