From nobody Wed Dec 17 10:04:13 2025 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 657C2C4332F for ; Tue, 31 Oct 2023 09:22:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343888AbjJaJWG (ORCPT ); Tue, 31 Oct 2023 05:22:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47396 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343877AbjJaJWC (ORCPT ); Tue, 31 Oct 2023 05:22:02 -0400 Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.93]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4D77E110; Tue, 31 Oct 2023 02:21:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1698744119; x=1730280119; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=hGJvfX2hIKMvWkOHT5amNhhbAWNGgZop9FcOLKuXuaA=; b=Ng6mG7EJ4znXJ+IDS1nfquItUA+grbWRFMielJRLsPj/K6+x8rm9Ztw2 rVvi50cEyUfdVcEtkLmuBBfzg/eoXZvZl+9DZlrKKU/JpwPar892mWq3U B4Rmh4AN2B1FA1xhSAqqqM3kmcacUmNCSymaIDoFx7ZG28S9gV/csx60d 4sx9Ro62HOJY7kRXBGLtrMg4uI2hO9cFMmGTC51DXf7CqIl9qPDyo9/po I1EXWRMCoK/huf1HnABjbvw+Ke7kakRBqee9IKth9vaBjXYp5UIJTWgo3 ZOsVdRl4V5ZE042yd67F5C3FW1BE9FuzKb1NhBB1wgG7pvgRyO+BleGF8 Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10879"; a="385435983" X-IronPort-AV: E=Sophos;i="6.03,265,1694761200"; d="scan'208";a="385435983" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Oct 2023 02:21:58 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10879"; a="877445531" X-IronPort-AV: E=Sophos;i="6.03,265,1694761200"; d="scan'208";a="877445531" Received: from dmi-pnp-i7.sh.intel.com ([10.239.159.155]) by fmsmga002.fm.intel.com with ESMTP; 31 Oct 2023 02:21:55 -0700 From: Dapeng Mi To: Sean Christopherson , Paolo Bonzini Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Zhenyu Wang , Zhang Xiong , Jim Mattson , Mingwei Zhang , Like Xu , Dapeng Mi , Dapeng Mi Subject: [kvm-unit-tests Patch v2 4/5] x86: pmu: Support validation for Intel PMU fixed counter 3 Date: Tue, 31 Oct 2023 17:29:20 +0800 Message-Id: <20231031092921.2885109-5-dapeng1.mi@linux.intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231031092921.2885109-1-dapeng1.mi@linux.intel.com> References: <20231031092921.2885109-1-dapeng1.mi@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Intel CPUs, like Sapphire Rapids, introduces a new fixed counter (fixed counter 3) to counter/sample topdown.slots event, but current code still doesn't cover this new fixed counter. So this patch adds code to validate this new fixed counter can count slots event correctly. Signed-off-by: Dapeng Mi --- x86/pmu.c | 1 + 1 file changed, 1 insertion(+) diff --git a/x86/pmu.c b/x86/pmu.c index 6bd8f6d53f55..404dc7b62ac2 100644 --- a/x86/pmu.c +++ b/x86/pmu.c @@ -47,6 +47,7 @@ struct pmu_event { {"fixed 1", MSR_CORE_PERF_FIXED_CTR0, 10*N, 10.2*N}, {"fixed 2", MSR_CORE_PERF_FIXED_CTR0 + 1, 1*N, 500*N}, {"fixed 3", MSR_CORE_PERF_FIXED_CTR0 + 2, 0.1*N, 300*N}, + {"fixed 4", MSR_CORE_PERF_FIXED_CTR0 + 3, 1*N, 5000*N}, }; =20 char *buf; --=20 2.34.1