From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f74.google.com (mail-pj1-f74.google.com [209.85.216.74]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1FFA61CF7C1 for ; Tue, 19 Nov 2024 18:17:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.74 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732040242; cv=none; b=SgX3EmiY/5Nqn9QSdrHzSb9tLm0yTHdOft6XBhfeUvxBabOMdeMljOW10kfM9zorgMypr+p3LSMILsgI1gzrAwP+PVA7wBUPlE9r3pVLXSKXGncmhPBrpIDoWUNq5qZSPHMHmnddBUm5+rfL1L4G9970xHBVt4Widu5jLNkmp1I= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732040242; c=relaxed/simple; bh=yWAOfS70V7ykfbPo9lVakB+tpRxVE3dXUn/zuxg/4r0=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=HhbESeOEkzXx/aLkacYTdS0kV3fyr6pLEHHnw2/dQ10WZsFeVDRdYtcnh2CTd2rfsIYCSWHs24jpqTcWP46CYqY6fkgauTxTeNtE3RnOVOKIGp4gc7jOepVKj/7C7CDN9mNlDAdkC4cnLgrfU2wXvCm2ctSBQJLF5HcUC2VDdIw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=H9TACT3N; arc=none smtp.client-ip=209.85.216.74 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="H9TACT3N" Received: by mail-pj1-f74.google.com with SMTP id 98e67ed59e1d1-2e9b1383da2so5447952a91.3 for ; Tue, 19 Nov 2024 10:17:20 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1732040240; x=1732645040; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=yWAOfS70V7ykfbPo9lVakB+tpRxVE3dXUn/zuxg/4r0=; b=H9TACT3NRG8jDxbSIQ/MQ9mX7Se2Re7qQPT1DMX/Tincj0ZJMGEo6uUDe2MWEciAEs 8EELel9zzTqFg5qfX+xG9WHg8JpY3osoaQDSzPOdfRgUAuU0paiuSwXoQTWdwnm0kZRk yI1atyNxX4gxJkoZ83Q2UKzhFS7v51gwCMwwRg2t2WL7WirzbaJF54PecfvZ7unn2/ZQ wJohWO2oEzSCH0kVuifi4O+yDO3EtkimSp1fuYE71gBNeXT2wotKpQwyp9NSufgH0Kr6 cVu1t+SgsWYlQVbADQQ1Xe8c2tDbnHtp2d3IZvFJP7dc/m2t/YeYMBrJjhGiR+m8qfl3 fdzw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1732040240; x=1732645040; 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=yWAOfS70V7ykfbPo9lVakB+tpRxVE3dXUn/zuxg/4r0=; b=ltLh5q4JiUMYnlj6Cm3aD8hARk905iMMx3aCTYn+x9Esd8D4eGgqN01iKurjIgL/dQ jQa2bTdH6C2TvOuBEEs0wsRXCLvaQVSLg8rUwyAPlZ0Fews9dflOqVACcRp1k4Mrn67T 9j5TDpPnnDBCADxVJ43Q7+mOMMlNkR0SoAaCo7BLbZDwOI4MYlw50S8j8227zqJwUqfI y8LT0wkNzTmv4NNjVbvVoBq+6NdzfWdh7NqA8w0POLqeWThdUn5KerUojc+DEY42/55o tGxwW53NEFuDn+Ig2WiiKLuGTDOd9p00eUyWpq6thv8Ui0gP98PvhUdtRjaihDjZPXvJ a5dA== X-Forwarded-Encrypted: i=1; AJvYcCWnO/BypUztQI7ppddgHk05d5nOlTUuR00zLC/Tp9/pJqExSt5MsA4hdwq+SSMYml1lpLE=@vger.kernel.org X-Gm-Message-State: AOJu0YxX6pyDO/7ZLm/M8QpwYGN47iD5yM6g7tGtTBsI/sDT6uU65mQA vGYbpMXnP0wLMJ8i+dL6WkiM3jnBKerJ5+MH7PNACTnWCdLuwUo9eujq3maVoNU9qxNdNTkAgDz CaQ== X-Google-Smtp-Source: AGHT+IH0JFG9Lp8YAUzd3PBxQROrdMMVFBIgGsPAEiLH2cpW1JEThd9yz3YMCM/ceiGYf1Ip7w7GxgVlvIE= X-Received: from zagreus.c.googlers.com ([fda3:e722:ac3:cc00:9d:3983:ac13:c240]) (user=seanjc job=sendgmr) by 2002:a17:90b:3912:b0:2ea:6f85:28d2 with SMTP id 98e67ed59e1d1-2ea6f852a55mr21270a91.6.1732040240243; Tue, 19 Nov 2024 10:17:20 -0800 (PST) Date: Tue, 19 Nov 2024 10:17:19 -0800 In-Reply-To: <20240801045907.4010984-28-mizhang@google.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240801045907.4010984-1-mizhang@google.com> <20240801045907.4010984-28-mizhang@google.com> Message-ID: Subject: Re: [RFC PATCH v3 27/58] KVM: x86/pmu: Create a function prototype to disable MSR interception From: Sean Christopherson To: Mingwei Zhang Cc: Paolo Bonzini , Xiong Zhang , Dapeng Mi , Kan Liang , Zhenyu Wang , Manali Shukla , Sandipan Das , Jim Mattson , Stephane Eranian , Ian Rogers , Namhyung Kim , gce-passthrou-pmu-dev@google.com, Samantha Alt , Zhiyuan Lv , Yanfei Xu , Like Xu , Peter Zijlstra , Raghavendra Rao Ananta , kvm@vger.kernel.org, linux-perf-users@vger.kernel.org Content-Type: text/plain; charset="us-ascii" On Thu, Aug 01, 2024, Mingwei Zhang wrote: > Add one extra pmu function prototype in kvm_pmu_ops to disable PMU MSR > interception. This hook/patch should be unnecessary, the logic belongs in the vendor refresh() callback.