From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7BC274825B0; Thu, 24 Sep 2026 17:47:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790272030; cv=none; b=tzcC0M29oJ39y4ZoTL0bNy1qZMvA8mMz47vb/QgKeND4d8vYbRDirw8N3Y4pukLnT+RykZtebrV3CrDnBScnoYFmCxhaSEkYN3uDOGhDCa8wADrzK2Y4LPQtVBjLLiW0tRNDPi5JBm3kwUWTuKIsr9q+dOB6OI46X9BkUG91pJ8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790272030; c=relaxed/simple; bh=xXrkhaA5rjueeVw9ekS8DUw1Fe1cW/LL+7wh1JDdWko=; h=From:Subject:To:Cc:In-Reply-To:References:Content-Type:Date: Message-Id; b=Kt6unOd3SB7999OUQILlON244Mr8RTwo9mIW8tQaqkz6qeHCBmQYaCxHiHlXLmO+8T3RdeCiwQ3G8Bq1UjERW8UPqO9NJ1FFEF25U2AiURy33XmDB3eKNXkvGz0k59mxKSmwvkIIsoWNn3Va1mnhWrwvQ8hyBFOnZlfgw49kVeE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=MAQd6Qz9; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="MAQd6Qz9" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AA2991F000FF; Thu, 24 Sep 2026 17:47:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790272029; bh=xXrkhaA5rjueeVw9ekS8DUw1Fe1cW/LL+7wh1JDdWko=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=MAQd6Qz91IB7G4qkjQZHW2vaJOlBs8akldXjQVbAYsLrOoOXRvkpHkP5bsAqAXpcC Ryw1P9MnL0GWTnpVuCgISGAfXIOhF7dj/NQzq0ncXa7EmWc2eZEuehcC+h1je377jV vTPzYyuJPE90H9VXqGqRKSzOoVpXJpmMWo5zri0splkkw/fZCSlKPWIwy19spMgzlK s8WVNqsUkT6Sg12L8L79s6nwBZlMYQJNeG44NJhlX4goNI+iG7tUv7tQVybC/4iBUG xxfEDcBIMEdUFXiB53S972fpQEqqzm2GHeXt+RO2sTyameIxJiuf4rNfp3XuHoQSfh pKuMQra9z6AkQ== From: sashiko-bot@kernel.org Subject: Re: [PATCH v9 13/22] KVM: arm64: Enforce PMU event filter at vcpu_load() Reply-To: sashiko-reviews@lists.linux.dev To: "Colton Lewis" Cc: linux-perf-users@vger.kernel.org, "Marc Zyngier" , kvm@vger.kernel.org, kvmarm@lists.linux.dev, "Oliver Upton" In-Reply-To: <20260924172928.2110956-14-coltonlewis@google.com> References: <20260924172928.2110956-1-coltonlewis@google.com> <20260924172928.2110956-14-coltonlewis@google.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Thu, 24 Sep 2026 17:47:08 +0000 Message-Id: <20260924174708.AA2991F000FF@smtp.kernel.org> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: > The KVM API for event filtering says that counters do not count when > blocked by the event filter. To enforce that, the event filter must be > rechecked on every load since it might have changed since the last > time the guest wrote a value. If the event is filtered, exclude > counting at all exception levels before writing the hardware. >=20 > Signed-off-by: Colton Lewis Sashiko has reviewed this patch and found no issues. It looks great! --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20260924172928.2110= 956-1-coltonlewis@google.com?part=3D13