Message ID | 20221208193857.4090582-23-dmatlack@google.com (mailing list archive) |
---|---|
State | Not Applicable |
Headers | show
Return-Path: <linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id ECC59C4332F for <linux-riscv@archiver.kernel.org>; Thu, 8 Dec 2022 19:51:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:From:Subject:Message-ID: References:Mime-Version:In-Reply-To:Date:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=Fb1NA39+o0BOJ6kbxOQYYT81MpqvUoF+2SHQ9dHjOa8=; b=46nc3DAwR8qhlWExl+dVC50KAC Qy0a23qwXOO6D2k+HohyzxEhAflG6R9Icc+JaEDA66YbC2zS4rHZwM46rjGf4a0RBJhsdn06rrt5C P+H5jsnUPNB1vVKPQ3dAAYsNdHZElyoAfC0/+B8A2xseKGUq1ppIkHX9lc6In92XYIuHL0hsHNINM rvKEwkQ42RPLBiAxC+2M2FLiZUevnlneJfSwGtUJMgJc7gNHUxET5oIEY3LMnhVCaLUuUPBZ0uS/2 PeRT2YS0puG/VdpW8XVYPvHedLp+DPvOdjMwDsDUzfDwtS2GY0Ekzz5cuLhNJCDZCyXgsUhpJzHDt GrVW1Iaw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p3Mvg-00A4rc-8c; Thu, 08 Dec 2022 19:51:36 +0000 Received: from mail-oi1-x249.google.com ([2607:f8b0:4864:20::249]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1p3Ms7-00A2SK-SR for linux-riscv@lists.infradead.org; Thu, 08 Dec 2022 19:47:57 +0000 Received: by mail-oi1-x249.google.com with SMTP id bd24-20020a056808221800b0035b94fc144aso1080648oib.5 for <linux-riscv@lists.infradead.org>; Thu, 08 Dec 2022 11:47:54 -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=a2kU6kHXbm1N0u8Y98p731r30qFq7qUDhAY0VTI1+G2zssXT1VNuTI2NK/8p+d/68x HmZU2h3xXBgBwxjXeDnCfBTob9eTRqWnjtXza8GRDQPiT9SWEQpNE8ya1sDEZucYtmBs iPNuqkopVBtKPa9o0S6gttjtDwQ6OA9WHvVBE68jRWPCR6NJZepP3ADtwAowYq9mcKrb pIAYUqROeU3FyrYH0X6n5ob5NzlVUFfese259PR40vnHAObsuDQA7chvw6JiT/fZegLk N62qHZceeU0TM2bH2AcCd5hi/VKZ9za3WnXm6MwqBKPsXbDAxUNd1jtZvo+tyjv8i0Au ylUg== X-Gm-Message-State: ANoB5pnQdXqoLLug6ML17O3AjSrJGhUyqGvdZ8CcKDSOog09OWHvR44S YeIJrjRhjJ+29JWVeaIewcx6jUiisE98tA== 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. 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Series |
KVM: Refactor the KVM/x86 TDP MMU into common code
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expand
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Context | Check | Description |
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conchuod/tree_selection | fail | Guessing tree name failed |
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(+)