From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752725AbaHMIZw (ORCPT ); Wed, 13 Aug 2014 04:25:52 -0400 Received: from terminus.zytor.com ([198.137.202.10]:52111 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750776AbaHMIZq (ORCPT ); Wed, 13 Aug 2014 04:25:46 -0400 Date: Wed, 13 Aug 2014 01:25:14 -0700 From: tip-bot for Stephane Eranian Message-ID: Cc: linux-kernel@vger.kernel.org, eranian@google.com, hpa@zytor.com, mingo@kernel.org, peterz@infradead.org, acme@kernel.org, tglx@linutronix.de Reply-To: mingo@kernel.org, hpa@zytor.com, eranian@google.com, linux-kernel@vger.kernel.org, peterz@infradead.org, tglx@linutronix.de, acme@kernel.org In-Reply-To: <20140812060031.GA25239@quad> References: <20140812060031.GA25239@quad> To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] perf/x86/uncore: Export basic memory events for IVT IMC PMU Git-Commit-ID: 85a16ef66cc8a053de80aadf13722a2c1254d346 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 85a16ef66cc8a053de80aadf13722a2c1254d346 Gitweb: http://git.kernel.org/tip/85a16ef66cc8a053de80aadf13722a2c1254d346 Author: Stephane Eranian AuthorDate: Tue, 12 Aug 2014 08:00:31 +0200 Committer: Ingo Molnar CommitDate: Wed, 13 Aug 2014 07:51:17 +0200 perf/x86/uncore: Export basic memory events for IVT IMC PMU This patch exposes two basic events for Ivytown IMC uncore PMU: - cas_count_read: number of full-cache line reads to memory controller - cas_count_write: number of full-cache line writes to memory controller Those events use the same encoding as for SNB-EP, so reuse the same event table. See specification in: http://www.intel.com/content/dam/www/public/us/en/documents/manuals/xeon-e5-2600-v2-uncore-manual.pdf By aggregating all the read and write events from all the memory controllers of each processor socket, one can determine the total memory bandwidth utilization. Signed-off-by: Stephane Eranian Signed-off-by: Peter Zijlstra Link: http://lkml.kernel.org/r/20140812060031.GA25239@quad Cc: zheng.z.yan@intel.com Cc: ak@linux.intel.com Cc: Arnaldo Carvalho de Melo Signed-off-by: Ingo Molnar --- arch/x86/kernel/cpu/perf_event_intel_uncore_snbep.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore_snbep.c b/arch/x86/kernel/cpu/perf_event_intel_uncore_snbep.c index 30468f4..00bd048 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_uncore_snbep.c +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore_snbep.c @@ -1422,6 +1422,7 @@ static struct intel_uncore_type ivt_uncore_imc = { .fixed_ctr_bits = 48, .fixed_ctr = SNBEP_MC_CHy_PCI_PMON_FIXED_CTR, .fixed_ctl = SNBEP_MC_CHy_PCI_PMON_FIXED_CTL, + .event_descs = snbep_uncore_imc_events, IVT_UNCORE_PCI_COMMON_INIT(), };