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=-6.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 A6F49C4727D for ; Sat, 26 Sep 2020 00:06:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 40C3F221EC for ; Sat, 26 Sep 2020 00:06:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="Bi5L1tWr" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729699AbgIZAGS (ORCPT ); Fri, 25 Sep 2020 20:06:18 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:60189 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729426AbgIZAGR (ORCPT ); Fri, 25 Sep 2020 20:06:17 -0400 Dkim-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1601078776; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=lr4vbSW2IrU7YXNvvxdULdw0XL39ouWApcz+hc4IwGY=; b=Bi5L1tWrTwi0F5fDJz5ums5nt9LXyq/UTazCWuz1gUaAFRJteD4eJnoJ6Nk4QQmd2ooMPv jh8xBUSeUQMrbne3KLT+NbLeROkCzX9Gq8vkgxG3w7Pt/upbHBIOkWIN1CnkGWtQ21P8B7 KQd7TaXRT2ci0JuYojM+HsuTbdSfvyg= Received: from mail-wr1-f70.google.com (mail-wr1-f70.google.com [209.85.221.70]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-478-zTIF9AVDNpWtomc0hNha_A-1; Fri, 25 Sep 2020 20:06:15 -0400 X-MC-Unique: zTIF9AVDNpWtomc0hNha_A-1 Received: by mail-wr1-f70.google.com with SMTP id d13so1691775wrr.23 for ; Fri, 25 Sep 2020 17:06:14 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=lr4vbSW2IrU7YXNvvxdULdw0XL39ouWApcz+hc4IwGY=; b=QUkUnL+WRRr4D97YzcimLDdk6vtJ4yrzdxLcoEV5FeLOMwcj5qU+aYtYKNd3oQaIG+ vVzEHERkOCKoUxrwfck/z/mIsqYyd8e9Hq1POMY+H/9B4n4Y5EFraYRq2ytJNe410LLS S2C4H2Fc/Tlm55BVFsl4qckhIQUio7cDadfEUW/TYnc1cget8dELqPQkY85GgGfBqIiE VeJP75Ac0bGi80OW0NSUE3H+zzkwhkB7scZ3JO0yWAW0mY4PtdpwQWCDsudNIHtfPmMA jGnI4j9md30wI7jETlEcYdJGL4TQIpvU3DpH1Co3McoxzMDcymEOwJ6oP32Tfq8GC4Yl gXYA== X-Gm-Message-State: AOAM532+9++Ps1CLqEz+LNAi4v8fv/UqMcxQjkHgMg7/RuCDZxgbLXxp 5AylFKZM+WAH/Uk6/MeGQDIqihTjPPtf/Ab+8AuJ29eXvkxFnPi2Z4Kddr0Iz0riKFrYcyxzJrv TMKtH9jLEHzSsPdvuBE6J1aan X-Received: by 2002:adf:fa02:: with SMTP id m2mr6812356wrr.273.1601078773691; Fri, 25 Sep 2020 17:06:13 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzaa34YmgMwKOPjOfXUAohWrRIyHfLKN5vteiY20bqkr8oDd5O0O/4vWVwGsXKBL2VSp9N5WQ== X-Received: by 2002:adf:fa02:: with SMTP id m2mr6812338wrr.273.1601078773469; Fri, 25 Sep 2020 17:06:13 -0700 (PDT) Received: from ?IPv6:2001:b07:6468:f312:ec9b:111a:97e3:4baf? ([2001:b07:6468:f312:ec9b:111a:97e3:4baf]) by smtp.gmail.com with ESMTPSA id u63sm681508wmb.13.2020.09.25.17.06.11 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 25 Sep 2020 17:06:12 -0700 (PDT) Subject: Re: [PATCH 03/22] kvm: mmu: Init / Uninit the TDP MMU To: Ben Gardon , linux-kernel@vger.kernel.org, kvm@vger.kernel.org Cc: Cannon Matthews , Peter Xu , Sean Christopherson , Peter Shier , Peter Feiner , Junaid Shahid , Jim Mattson , Yulei Zhang , Wanpeng Li , Vitaly Kuznetsov , Xiao Guangrong References: <20200925212302.3979661-1-bgardon@google.com> <20200925212302.3979661-4-bgardon@google.com> From: Paolo Bonzini Message-ID: <22ffacb6-7040-1869-0c69-3d99f2f1e044@redhat.com> Date: Sat, 26 Sep 2020 02:06:11 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 MIME-Version: 1.0 In-Reply-To: <20200925212302.3979661-4-bgardon@google.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 25/09/20 23:22, Ben Gardon wrote: > +static bool __read_mostly tdp_mmu_enabled = true; > +module_param_named(tdp_mmu, tdp_mmu_enabled, bool, 0644); > + This would need some custom callbacks to avoid the warning in is_tdp_mmu_enabled(). Paolo