From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933083AbcDYQYC (ORCPT ); Mon, 25 Apr 2016 12:24:02 -0400 Received: from mga02.intel.com ([134.134.136.20]:45337 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932882AbcDYQYA convert rfc822-to-8bit (ORCPT ); Mon, 25 Apr 2016 12:24:00 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.24,533,1455004800"; d="scan'208";a="939800220" From: "Luck, Tony" To: Peter Zijlstra , Vikas Shivappa CC: "Shankar, Ravi V" , "Yu, Fenghua" , "Shivappa, Vikas" , "x86@kernel.org" , "linux-kernel@vger.kernel.org" , "hpa@zytor.com" , "tglx@linutronix.de" , "mingo@kernel.org" , "Anvin, H Peter" Subject: RE: [PATCH 4/4] perf/x86/cqm: Support cqm/mbm only for perf events Thread-Topic: [PATCH 4/4] perf/x86/cqm: Support cqm/mbm only for perf events Thread-Index: AQHRnPb5pWvmbBV3AUe5vUqbcpcKEp+a4iqAgAAA3jA= Date: Mon, 25 Apr 2016 16:23:58 +0000 Message-ID: <3908561D78D1C84285E8C5FCA982C28F3A0B21FF@ORSMSX114.amr.corp.intel.com> References: <1461371241-4258-1-git-send-email-vikas.shivappa@linux.intel.com> <1461371241-4258-5-git-send-email-vikas.shivappa@linux.intel.com> <20160425091805.GG3430@twins.programming.kicks-ass.net> In-Reply-To: <20160425091805.GG3430@twins.programming.kicks-ass.net> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.22.254.138] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >> Hence removing support for the parts which are broken rather than >> pretending to support it and giving incorrect data. > > Uh what, how about attempt to fix it? No hope to do that by 4.6 release ... so I suggested to Vikas that it would be better to disable the feature now so users wouldn't be confused by the random numbers that they'll see if they try to do this. -Tony