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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E643EC433EF for ; Mon, 14 Mar 2022 23:12:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343615AbiCNXNq (ORCPT ); Mon, 14 Mar 2022 19:13:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42090 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343597AbiCNXNl (ORCPT ); Mon, 14 Mar 2022 19:13:41 -0400 Received: from mail-yb1-xb2f.google.com (mail-yb1-xb2f.google.com [IPv6:2607:f8b0:4864:20::b2f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 76E703BF8F for ; Mon, 14 Mar 2022 16:12:31 -0700 (PDT) Received: by mail-yb1-xb2f.google.com with SMTP id o5so5056798ybe.2 for ; Mon, 14 Mar 2022 16:12:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=6jcGFDnk2ZGG1bJEADu4KX2ojHtFBsAIu/76P0Vp8qQ=; b=dEkCRsYp+MJ88Ryr09A72p/YdO6yGqO6HYOT4j+2PmSf1Fc1i9uuNZUJ+dRzhXIR6c hxl6+bTXY9g96VrCHB0rf9zglCVg57wIzPMGUcl5G2N5nJP47hZFJ5A4EU3etADVLZgi rCnORkYhOEfIzI1brWjsOm2WChZta6k5dxI7S2kWeXNu/p9wcGlH00DgLS5xj0VIdA9+ kRr9gSd3K2K6tVeJ2E4Pc4R6dxc6xmvfG6BS2pPF+t9G64rYVLNSg+w8f8XYM9gZuG4M eD2+VeyTWRB3lxjb3FjgONy4cWYZK5gUSzWbV3xwfDDe8hn56mHOHgTPMbNq8JcjBCJS 8t1g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=6jcGFDnk2ZGG1bJEADu4KX2ojHtFBsAIu/76P0Vp8qQ=; b=H2E51Y9H52nFBCztQopCu9nPKzRLLPNeOPSanly7RxhULT9lyjSVDZz/SmRGYZ/Unr 9o//NKb6SXk4EtAJ3e3lcQD8MjQkp87nvbt1T20FXb8KgBCFObk6Pf5A7HbynrvRY96z 8t/FN9IVrmN2OwB2zlC0HXLpY6x2tSVEgSFDcXqzaHLMSfqYtDlbMNGK2AKxgVF/R8JI hw9JMm5MB0NVEbRu4mWZ6bDg1jurxC7uWUyakPt2I64ZLWAUVGQS3N8KjjHydv9MtLH0 +Exs0/6ftfuvtjYEgwszK5J9+hxNkMvSfGaTPMJWqrn+H318N+rAb4BJzpbQdeNW2b7o /e+g== X-Gm-Message-State: AOAM533+DPyVUo6Go187+Mzi0aWDRPS8LQD5lwr3M9HY2hLLJx8uaWGJ It8otAx1Xbpted9zWq6QE/lFqyZjSL1H7ETJrtcRPA== X-Google-Smtp-Source: ABdhPJwOFHiGKaFjeiuAVqn0xvjObYV2J61nUJiTd5dhiZHHRCKHynlwkSXGaPtMkDjYwpTL95ZQnsnKJb988XLF1wk= X-Received: by 2002:a25:d512:0:b0:61d:aded:1743 with SMTP id r18-20020a25d512000000b0061daded1743mr19108638ybe.526.1647299550552; Mon, 14 Mar 2022 16:12:30 -0700 (PDT) MIME-Version: 1.0 References: <20220224172559.4170192-1-rananta@google.com> <20220224172559.4170192-5-rananta@google.com> In-Reply-To: From: Raghavendra Rao Ananta Date: Mon, 14 Mar 2022 16:12:19 -0700 Message-ID: Subject: Re: [PATCH v4 04/13] KVM: arm64: Capture VM's first run To: Oliver Upton Cc: Marc Zyngier , Andrew Jones , James Morse , Alexandru Elisei , Suzuki K Poulose , Paolo Bonzini , Catalin Marinas , Will Deacon , Peter Shier , Ricardo Koller , Reiji Watanabe , Jing Zhang , linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, linux-kernel@vger.kernel.org, kvm@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Mar 14, 2022 at 11:02 AM Oliver Upton wrote: Hi Oliver, > > Hi Raghavendra, > > On Thu, Feb 24, 2022 at 05:25:50PM +0000, Raghavendra Rao Ananta wrote: > > Capture the first run of the KVM VM, which is basically the > > first KVM_RUN issued for any vCPU. This state of the VM is > > helpful in the upcoming patches to prevent user-space from > > configuring certain VM features, such as the feature bitmap > > exposed by the psuedo-firmware registers, after the VM has > > started running. > > > > Signed-off-by: Raghavendra Rao Ananta > > I believe this patch is superseded by commit: > > 5177fe91e4cf ("KVM: arm64: Do not change the PMU event filter after a VCPU has run") > > on kvmarm/next. > Perfect! Just what we needed. I'll drop this patch. Regards, Raghavendra > > -- > Thanks, > Oliver