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=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,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 798A9C0650F for ; Tue, 30 Jul 2019 09:25:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 563E320679 for ; Tue, 30 Jul 2019 09:25:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730251AbfG3JZa (ORCPT ); Tue, 30 Jul 2019 05:25:30 -0400 Received: from mail-wr1-f65.google.com ([209.85.221.65]:41500 "EHLO mail-wr1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730193AbfG3JZ3 (ORCPT ); Tue, 30 Jul 2019 05:25:29 -0400 Received: by mail-wr1-f65.google.com with SMTP id c2so61735854wrm.8 for ; Tue, 30 Jul 2019 02:25:28 -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=cUzWE80r0+/Jm/PmpREfM87NZ7CTSmB2MTbi4J4MfgQ=; b=PuXhGz1AOtpwKKLSZiu+2IMiBkH/W7zkmwsEzkN1CPFRhn5XQGQTd6njXGOR8ejBhK KBZ2hColLms/QzT74ihO/HkVRS+cSANziseIZZNk/2M3fcf+Di48ABnYmsvwWbajNued OVFG4VT7cX9s30ELaimT92Um1WF3AIxw4Xd5SjeIuExZQch51dhVXGcTTcpIbpOLzOwv LaTjRnUVrjSoCQ/OGizMfvaqUxf8liN6P2jedL0lY6+ipyoyoRIUL87zMpzAXheEWTVc LxwK7Y4LB9ptFTd4uIGfRiEt/w7k/M/x81E0VxTv5LEqck3vMIkgLeHqY/4s9XZX2c2h k0KQ== X-Gm-Message-State: APjAAAWS7eNv+jINUMf5HBqMcG0px7GtaExQ8/xpolMaQM0ItY30wlah aSUoYd5JBQOrGR4nDBJNBQIPHQvy/u0= X-Google-Smtp-Source: APXvYqz+F0XEhEJWXPXqrEBWvnNsKyL98ooHfR6J44rQZTpHYL5dhBASE4lu+y3QS4SD34KieOnK3Q== X-Received: by 2002:adf:dd8e:: with SMTP id x14mr124398481wrl.344.1564478727541; Tue, 30 Jul 2019 02:25:27 -0700 (PDT) Received: from [192.168.10.150] ([93.56.166.5]) by smtp.gmail.com with ESMTPSA id o7sm34682654wru.58.2019.07.30.02.25.26 (version=TLS1_3 cipher=AEAD-AES128-GCM-SHA256 bits=128/128); Tue, 30 Jul 2019 02:25:27 -0700 (PDT) Subject: Re: [RFC PATCH 03/16] RISC-V: Add initial skeletal KVM support To: Anup Patel , Palmer Dabbelt , Paul Walmsley , Radim K Cc: Daniel Lezcano , Thomas Gleixner , Atish Patra , Alistair Francis , Damien Le Moal , Christoph Hellwig , Anup Patel , "kvm@vger.kernel.org" , "linux-riscv@lists.infradead.org" , "linux-kernel@vger.kernel.org" References: <20190729115544.17895-1-anup.patel@wdc.com> <20190729115544.17895-4-anup.patel@wdc.com> From: Paolo Bonzini Message-ID: Date: Tue, 30 Jul 2019 11:25:25 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20190729115544.17895-4-anup.patel@wdc.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 29/07/19 13:56, Anup Patel wrote: > +void kvm_riscv_halt_guest(struct kvm *kvm) > +{ > + int i; > + struct kvm_vcpu *vcpu; > + > + kvm_for_each_vcpu(i, vcpu, kvm) > + vcpu->arch.pause = true; > + kvm_make_all_cpus_request(kvm, KVM_REQ_SLEEP); > +} > + > +void kvm_riscv_resume_guest(struct kvm *kvm) > +{ > + int i; > + struct kvm_vcpu *vcpu; > + > + kvm_for_each_vcpu(i, vcpu, kvm) { > + vcpu->arch.pause = false; > + swake_up_one(kvm_arch_vcpu_wq(vcpu)); > + } Are these unused? (Perhaps I'm just blind :)) Paolo