Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753151AbbGQULw (ORCPT ); Fri, 17 Jul 2015 16:11:52 -0400 Received: from www.linutronix.de ([62.245.132.108]:48879 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751597AbbGQULv (ORCPT ); Fri, 17 Jul 2015 16:11:51 -0400 Date: Fri, 17 Jul 2015 22:11:28 +0200 (CEST) From: Thomas Gleixner To: Andi Kleen cc: Stephane Eranian , Andi Kleen , Peter Zijlstra , LKML Subject: Re: [PATCH 3/3] x86, perf: Add PEBS frontend profiling for Skylake In-Reply-To: <20150717200900.GE7380@tassilo.jf.intel.com> Message-ID: References: <1435612935-24425-1-git-send-email-andi@firstfloor.org> <1435612935-24425-3-git-send-email-andi@firstfloor.org> <20150717200900.GE7380@tassilo.jf.intel.com> User-Agent: Alpine 2.11 (DEB 23 2013-08-11) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 681 Lines: 20 On Fri, 17 Jul 2015, Andi Kleen wrote: > > I believe this mask of 0x3fff17 is wrong and should instead be > > 0x7fffff based on the description of the FRONTEND > > MSR I see in the SDM Table 18-54 (bit 0-22 are valid). Otherwise, some > > valid latency values may be rejected. > > No, my mask is correct. Provide a proper argument for that. Just claiming 'my mask is correct' definitely falls not into that category. Thanks, tglx -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/