From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759357AbcEFXo3 (ORCPT ); Fri, 6 May 2016 19:44:29 -0400 Received: from mga09.intel.com ([134.134.136.24]:43494 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758495AbcEFXoZ (ORCPT ); Fri, 6 May 2016 19:44:25 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.24,588,1455004800"; d="scan'208";a="800800064" From: Vikas Shivappa To: vikas.shivappa@intel.com, x86@kernel.org, linux-kernel@vger.kernel.org, hpa@zytor.com, tglx@linutronix.de Cc: mingo@kernel.org, peterz@infradead.org, ravi.v.shankar@intel.com, tony.luck@intel.com, fenghua.yu@intel.com, vikas.shivappa@linux.intel.com Subject: [PATCH V2 0/3] Urgent fixes for Intel CQM/MBM counting Date: Fri, 6 May 2016 16:44:12 -0700 Message-Id: <1462578255-5858-1-git-send-email-vikas.shivappa@linux.intel.com> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Sending some urgent fixes for the MBM(memory b/w monitoring) which is upstreamed from 4.6-rc1. Patches apply on 4.6-rc6. CQM and MBM counters reported some incorrect counts for different scenarios like interval mode or for multiple perf instances. A second attempt to send V2 as per Peter feedback: fixing a few indenting issues and adding some better changelogs/comments. Removed the patch to send error for some broken features - since these were broken anyways since 4.1. Removed the confusing rc_count and st_count and tried to implement close to the perf way. [PATCH 1/3] perf/x86/cqm,mbm: Store cqm,mbm count for all events when [PATCH 2/3] perf/x86/mbm: Fix mbm counting for RMID reuse [PATCH 3/3] perf/x86/mbm: Fix mbm counting during RMID recycling